United States Watermattress Review

Models 6 models
Feels Free motion
Trial None published
Warranty Limited lifetime
Owner Reviews None found
Ship Type Not published

The 30-Second Verdict: Quick Summary

United States Watermattress is a Baltimore, Maryland wholesale specialist. It has built only hardside waterbed, softside waterbed and airbed systems since 1983. It sells through dealers, distributors and private-label programs, not direct. Hardsides run from Full Motion through 7 Layer w Lumbar. They use heavy duty black vinyl, DuPont fiber layers and a lifetime limited warranty. The brand doesn't publish prices, trials or consumer reviews. You'll need to call a dealer for quotes and written terms before you buy.

Full Motion Hardside Watermattress
Full Motion Hardside Watermattress, product photo
Firmness Free motion Not yet researched
Mattress Type Hardside waterbed Not yet researched
Queen $ Not published Not yet researched
Coil Count Not yet researched Not yet researched
Key Strengths
  • Classic wood-frame hardside waterbed bladders
  • Step-by-step motion control, Full Motion to 7 Layer
  • Waterbeds built in the USA
  • Retailers, distributors and OEM buyers
  • Private-label waterbed programs
Good to Know
  • Buying direct from the brand
  • Published prices
  • A sleep trial or returns
  • Showroom testing
  • Memory foam, latex or innerspring mattresses
Chapter 01

Is United States Watermattress the best mattress for you?

Good fit if you want a classic wood-frame hardside waterbed bladder and want motion trimmed step by step, from Full Motion through 1, 2, 3, 4, 5 Layer up to the 6 and 7 Layer w Lumbar waveless end; if you want a waterbed built in the USA by a company that has made only waterbeds and airbeds since 1983; or if you are a retailer, distributor, reseller or OEM buyer wanting wholesale waterbeds, airbeds and private-label programs, including international supply such as water cores for DanAja in Slovenia.

Poor fit if you want to buy direct from the brand, published prices, a sleep trial or returns, showroom testing, published sizes or vinyl mil thickness, verified customer reviews, or a memory foam, latex or innerspring mattress.

Outside review scores
Review sites checked: Not yet researched. Their scores: None found. Model they tested: Not yet researched. Each site tests in its own way, so read each row on its own.

United States Watermattress is a Baltimore, Maryland wholesale specialist that has built only hardside waterbed, softside waterbed and airbed systems since 1983, selling through dealers, distributors and private-label programs instead of direct. Hardsides run Full Motion through 7 Layer w Lumbar in heavy duty black vinyl with DuPont fiber layers and a lifetime limited warranty. Prices, trials and consumer reviews are not published.

Since 1983
In business

Baltimore, Maryland
Based in

Made in USA
Production

When United States Watermattress makes sense
  • Classic wood-frame hardside waterbed bladders
  • Step-by-step motion control, Full Motion to 7 Layer
  • Waterbeds built in the USA
  • Retailers, distributors and OEM buyers
  • Private-label waterbed programs
When Another Mattress May Suit You Better
  • Buying direct from the brand
  • Published prices
  • A sleep trial or returns
  • Showroom testing
  • Memory foam, latex or innerspring mattresses
Review site scores

How the big review sites score United States Watermattress

Each site's own score and the exact bed it tested, side by side.

Scroll sideways to see the whole table
Publication Reported Score Configuration Tested Testing Scope Evaluation Focus

Main configuration: Not yet researched. Read each row's testing scope before comparing scores. Each outlet uses its own method, so we don't combine these scores into one rating.

Reading the scores

Why we don't average the scores

Use the dates and sources shown with each result. Prices, models and policies can change.
Chapter 02

Comfort and firmness: which mattress fits you

Why this matters to you: Feel names are the brand's words, not measurements. Use them to shortlist two or three beds, then let your body decide.

Choose by motion and support: full-motion lovers take the Full Motion hardside; light motion control the 1 to 3 Layer; near-waveless the 4 and 5 Layer; maximum stability plus back and lumbar support the 6 and 7 Layer w Lumbar, which are the best hardside picks for back sleepers and for couples who dislike wave transfer.

Combination sleepers and couples wanting separate feel step up to dual softside mattresses or the dual-chamber airbeds, where firmness is set per side by digital pump with memory set points. Sleepers who want a water feel inside a conventional-looking bed pick softsides in 4, 6 or 8 inch fill depths. Side sleepers get no published comfort guidance beyond lumbar support on the top two hardsides.

Poor fit if you want a memory foam, latex or innerspring feel, a bed-in-a-box you sleep on the same day, or a mattress with published firmness levels, ILD numbers or size charts, all of which are Not published as of Sept 2026.

Firmness finder

Which United States Watermattress feel fits you?

Weight chart not yet researched

Weight and sleep position can change how a bed feels. We have not yet checked whether United States Watermattress publishes a fit chart by body weight, so use a trial, where one is offered, to test the bed the way you sleep at home.

Four alignment checkpoints against a neutral posture line Neck Shoulders Lower back Hips level with spine sink in, no pinch no gap below no sag Straight spine line
  1. Neck: on your side, your nose should line up with the middle of your chest, not tip up or down.
  2. Shoulders: your bottom shoulder should sink in. Tingling or a numb arm means the bed is too firm for you.
  3. Lower back: on your back, slide a flat hand under your waist. A big gap means too firm; no room at all can mean too soft.
  4. Hips: ask someone to look from the side. Hips lower than shoulders means the bed is too soft for you.
Figure 2.1: Four checks to run in a store, lying still in the position you sleep in most. The store test in chapter 11 says how long to lie on each bed.
Chapter 03

Compare the mattresses

Why this matters to you: Models from one brand can differ in feel, height and layers. Match the feel label and height to how you sleep before you compare prices.

United States Watermattress lists 6 models. Feel names are the brand's labels.

Full Motion Hardside Watermattress: the free-motion base hardside bladder, described only as a quality Full Motion hardside watermattress, and the no-fiber model. 1 Layer, 2 Layer, 3 Layer, 4 Layer and 5 Layer Hardside Watermattresses: the same bladder build with one to five DuPont fiber layers at 1.2 oz per layer, stepping up motion reduction as layers increase.

6 Layer Hardside Watermattress w Lumbar and 7 Layer Hardside Watermattress w Lumbar: the most fiber-filled, most motion-reduced hardsides, adding lumbar support, with the 7 Layer as the top of the range.

All eight hardsides share overcut mattresses to release pressure on the seams, L-corner construction, a seam on the bottom of the mattress recessed 2 inches, Trimilate Dura Heat black bottom for heat transfer, 2 1/2 inch reinforced corners, heavy duty black waterbed vinyl and a Lifetime Limited Warranty. No sizes, mil thickness, motion percentages, firmness ratings or prices are published for any hardside model.

Other lines for context: softside mattresses in 4 inch, 6 inch and 8 inch fill depths in Full Motion and 1 through 6 Layer w Lumbar versions, plus six softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage) with high profile vinyl moisture barrier, fabric-wrapped foam rails, 7 inch deep fill or 7 inch tube set with 3 inch convoluted foam pad and Lifetime Limited Warranty pro-rated at 50% MSRP; airbeds are six systems on 6 inch high density fabric-wrapped foam rails with a 1 inch comfort foam pad and cover fill of 1 oz FR fiber, namely Harrah's 6 inch non pillow top, Sahara 7 inch non pillow top, Luxor 8 inch pillow top, Palms 11 inch with two 2 inch convoluted foam layers, Bellagio 11 inch with 2 inch convoluted foam plus 2 inch memory foam, and Mandalay 11 inch with 2 inch convoluted foam plus 2 inch latex, all using dual vulcanized rubber mattresses, dual digital pumps, automatic bed fill, memory comfort set points, ergonomic controls and LED readouts.

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Visual Model Build Profile Firmness (brand words)
Full Motion Hardside Watermattress The no-fiber base hardside bladder, with no DuPont fiber layers. Not yet researched Free motion
1 Layer to 5 Layer Hardside Watermattresses The same bladder build with one to five DuPont fiber layers at 1.2 oz per layer. Not yet researched Motion reduction rises with each layer
6 Layer Hardside Watermattress w Lumbar A heavily fiber-filled hardside bladder that adds lumbar support. Not yet researched Near waveless, with lumbar support
7 Layer Hardside Watermattress w Lumbar The top of the hardside range, with the most fiber and lumbar support. Not yet researched Most motion-reduced, with lumbar support
Softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage) High profile vinyl moisture barrier, fabric-wrapped foam rails and a 3 in convoluted foam pad. 7 in deep fill or 7 in tube set Not yet researched
Airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay) 6 in high density fabric-wrapped foam rails, a 1 in comfort foam pad and 1 oz FR fiber cover fill, with dual vulcanized rubber mattresses and dual digital pumps. 6 in to 11 in Firmness set per side by digital pump

Where the maker doesn't publish a number, we say so.

Scroll sideways to see the whole table
ModelCoil gaugeCoil countFoam densityLatexILD
Model 1 of 6

Full Motion Hardside Watermattress: Not yet researched

Full Motion Hardside Watermattress
Full Motion Hardside Watermattress, product photo
Construction Not yet researched
Profile Not yet researched
Firmness Free motion
Queen $ Not published
Not yet researched Not yet researched

The no-fiber base hardside bladder, with no DuPont fiber layers.

Best For

Consider Instead If

Model 2 of 6

1 Layer to 5 Layer Hardside Watermattresses: Not yet researched

1 Layer to 5 Layer Hardside Watermattresses
1 Layer to 5 Layer Hardside Watermattresses, product photo
Construction Not yet researched
Profile Not yet researched
Firmness Motion reduction rises with each layer
Queen $ Not published
Not yet researched Not yet researched

The same bladder build with one to five DuPont fiber layers at 1.2 oz per layer.

Best For

Consider Instead If

Model 3 of 6

6 Layer Hardside Watermattress w Lumbar: Not yet researched

6 Layer Hardside Watermattress w Lumbar
6 Layer Hardside Watermattress w Lumbar, product photo
Construction Not yet researched
Profile Not yet researched
Firmness Near waveless, with lumbar support
Queen $ Not published
Lumbar support Most motion-reduced hardsides

A heavily fiber-filled hardside bladder that adds lumbar support.

Best For

Consider Instead If

Model 4 of 6

7 Layer Hardside Watermattress w Lumbar: Top of the hardside range

7 Layer Hardside Watermattress w Lumbar
7 Layer Hardside Watermattress w Lumbar, product photo
Construction Not yet researched
Profile Not yet researched
Firmness Most motion-reduced, with lumbar support
Queen $ Not published
Lumbar support Not yet researched

The top of the hardside range, with the most fiber and lumbar support.

Best For

Consider Instead If

Model 5 of 6

Softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage): Not yet researched

Softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage)
Softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage), product photo
Construction Not yet researched
Profile 7 in deep fill or 7 in tube set
Firmness Not yet researched
Queen $ Not published
Not yet researched Not yet researched

High profile vinyl moisture barrier, fabric-wrapped foam rails and a 3 in convoluted foam pad.

Best For

Consider Instead If

Model 6 of 6

Airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay): Not yet researched

Airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay)
Airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay), product photo
Construction Not yet researched
Profile 6 in to 11 in
Firmness Firmness set per side by digital pump
Queen $ Not published
Not yet researched Not yet researched

6 in high density fabric-wrapped foam rails, a 1 in comfort foam pad and 1 oz FR fiber cover fill, with dual vulcanized rubber mattresses and dual digital pumps.

Best For

Consider Instead If

The full lineup

Every United States Watermattress model, past and present

Why this matters to you:
Scroll sideways to see the whole table
ModelLineSoldStatus
Harrah'sAirbedNot foundSold now
SaharaAirbedNot foundSold now
LuxorAirbedNot foundSold now
PalmsAirbedNot foundSold now
BellagioAirbedNot foundSold now
MandalayAirbedNot foundSold now
Full Motion Hardside WatermattressNot foundSold now
1 Layer to 5 Layer Hardside WatermattressesNot foundSold now
6 Layer Hardside Watermattress w LumbarNot foundSold now
Softside systems (Bally's, Doral, Riviera, Signature, Paradise, Mirage)Not foundSold now
Airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay)Not foundSold now
Full Motion Softside WatermattressNot foundSold now
6 Layer w Lumbar Softside WatermattressNot foundSold now

Chapter 04

Prices checked Not yet researched · recheck before buying

Mattress prices and value

Why this matters to you: A starting price can rise with size, base and delivery. Get the full price for your size in writing before you choose.

Not published as of Sept 2026. United States Watermattress publishes no prices, no MSRP list, no cart and no dealer price sheet on watermattress.com, because it sells wholesale through a direct sales team, selected retailers, distributors, resellers and OEMs, so value is set by whoever resells the bed.

The only current retail evidence found is My Waterbed Shop, a live retailer that names United States Watermattress among the premier brands it carries and advertises free shipping in the continental 48 states, but it posts no USW model listings or USW prices.

For context only, that same retailer sells other US-made hardside bladders from about $149 for free flow to $529 for dual waveless, and 22 mil full motion bladders at $189.95, but those listings are not attributed to United States Watermattress and cannot be used as its prices.

Because hardside waterbeds are a niche category, gather quotes from InnoMax, Sterling Sleep Systems, Waterbed Doctor house-brand bladders and local waterbed dealers before buying.

Not yet researched

White-glove delivery, setup, and old-mattress removal are covered in Delivery & Setup.

Prices and sales discounts come from current brand catalogs. Prices may change during holiday promotions.

Are the expensive ones worth it?

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ModelBuy United States Watermattress IfSkip IfBuy Instead
Chapter 05

How well do the mattresses hold up?

Why this matters to you: A mattress is a long buy. Lean on the written warranty and real owner reports to judge how it will last.

The only durability claim the brand publishes is the Lifetime Limited Warranty on every hardside mattress, and on airbed and softside systems the same lifetime limited warranty pro-rated at 50% MSRP, which implies very long coverage with a proration mechanism.

The build targets classic waterbed failure points: overcut bladders and L-corner construction to relieve seam stress, a seam recessed 2 inches on the bottom, 2 1/2 inch reinforced corners and heavy duty black vinyl.

The hardside line has been sold essentially unchanged since at least the 2012 site build, with the same DuPont fiber layer specification still live in September 2026, which is a positive continuity signal, and the brand has supplied the trade since 1983.

However no vinyl mil thickness, puncture or abrasion test data, burst or sag statistics, independent lab testing or owner longevity reports were found, and beds.org shows zero owner reviews, so real-world failure rates are Not published as of Sept 2026; buyers should confirm mil rating, heater and liner compatibility and coverage terms with their dealer.

What to watch for, and when:

Ownership, deals, lawsuits & launches

Company History & Model Evolution

Show the full company history
1983 Company began building waterbeds and airbeds

has built only hardside waterbed, softside waterbed and airbed systems since 1983

Each milestone comes from the brand's own pages, government and court records, or named news reports, each with the date we checked it. Factory suppliers may update minor parts over time.

What we could confirm, and what the brand doesn't say

The left column is what we checked. Rows marked THE BRAND SAYS only report what the brand says. The right column is what the brand doesn't publish. Use the right column as your list of questions for a store or the brand's chat.

Scroll sideways to see the whole table
What we checked What the brand doesn't publish
THE BRAND SAYSLifetime limited warranty NOT PUBLISHEDNo vinyl thickness published
THE BRAND SAYSOvercut bladders to ease seam stress NOT PUBLISHEDNo lab testing or owner longevity reports
THE BRAND SAYS2 1/2 inch reinforced corners NOT PUBLISHEDFull warranty document not published
THE BRAND SAYSNot yet researched NOT PUBLISHEDNot yet researched

Where sources disagree

Chapter 06

Sleep trials, returns, exchanges and fees

Why this matters to you: Feel is hard to judge in a store or in a week. Know your exit plan and its cost before you pay.

Not published as of Sept 2026. United States Watermattress publishes no sleep trial, no trial-night count, no return or exchange window, no restocking fee schedule and no comfort guarantee, and there is no direct-to-consumer checkout that would carry one.

Ask the dealer for written terms before ordering, because waterbed returns are usually restrictive: for example, the live retailer My Waterbed Shop states that once a bedroom-set or oak furniture order ships there is no refund to credit card or PayPal, that shortages or damage must be noted on the delivery receipt while the driver is present, and that signing the receipt in good condition waives later workmanship or defect claims, while its parcel items follow a separate posted return page.

Whether that retailer applies similar terms to United States Watermattress bladders is Not published as of Sept 2026.

Your trial, night by night
  1. Not yet researchedNot yet researched
  2. Not yet researchedNot yet researched
  3. Not yet researchedNot yet researched
What each choice costs you
Keep it$0Nothing more to do
Return itNot publishedNot yet researched
Swap itNot yet researchedNot published

Not covered by the trial: Not yet researched

Figure 6.1: The trial in three dates and three prices. Put the last date in your calendar the day the bed arrives.

Check the terms for your seller and order date before buying from United States Watermattress.
Chapter 07

Delivery, setup and old-mattress removal

Why this matters to you: Delivery terms decide your first week with the bed. Confirm the date, setup and old-bed removal before you pay.

Not published as of Sept 2026. The manufacturer site has no shipping, freight, lead-time, setup or old-mattress-removal policy; its About Us page only says products ship from the Baltimore factory by trucks, cargo ships, UPS and FedEx. Because the brand sells wholesale, delivery and setup terms are set by the dealer.

For reference, the live retailer My Waterbed Shop advertises free shipping to the 48 states, US Postal Service priority mail with surcharges for Alaska, Hawaii, Puerto Rico and Canada, same-day or next-day dispatch, 3 to 5 business day parcel delivery, complete-bed delivery inside about a week with a local agent calling to book a time window, and possible rural surcharges.

Waterbed-specific setup such as decking, liner and heater installation, filling, conditioning and any haul-away of an old waterbed is Not published as of Sept 2026.

Typical wait: Not published

Figure 7.1: What happens between your order and your first night. Clear a path to the bedroom before the team arrives.
Confirm the delivery date, setup and removal terms for your address before ordering.
Chapter 08

Terms checked on the brand's site · recheck before you buy

What do the warranties cover?

Why this matters to you: A warranty is only as good as its terms. Read the written terms and use a supported base, because the wrong frame can end coverage.

The hardside family carries a Lifetime Limited Warranty, listed as a key feature on every hardside page with no further detail. Airbed systems and softside systems state Lifetime Limited Warranty - Lifetime Pro-rated at 50% MSRP, meaning coverage carries a proration schedule tied to half of the suggested retail price, but no schedule of years or percentages is published.

Not published as of Sept 2026: the full warranty document, what lifetime is defined as (original owner versus product life), exclusions such as stains, misuse, improper support or comfort preference, sag or burst thresholds, whether heater, liner, pump, bladder and cover components carry separate terms, claim filing steps, registration requirements, and who pays shipping on claims.

Buyers should request the written warranty from their dealer before purchase and keep the receipt, since claims are normally handled through the seller.

Measuring a mattress dip with a straight edge and a ruler Straight edge across the bed Dip depth Mattress, nobody lying on it

Covered when the dip is deeper than Not published, measured with nobody on the bed.

  1. Strip the bed down to the mattress and wait a few hours so the top layers can recover.
  2. Lay a straight edge (a broom handle or long level) across the dip, resting on the flat parts.
  3. Measure from the edge down to the deepest point, then photograph the ruler for your claim.
Figure 8.1: How to measure a sag before you file a warranty claim. Drawing not to scale.
Chapter 09

Review counts checked on each site · they change daily

Customer reviews and complaints

Why this matters to you: Star ratings depend on who posts and where. Read the low-star reviews for patterns, not just the average.

No consumer reviews, star ratings, complaint threads or owner discussions for United States Watermattress were found on the sources reachable in September 2026. The independent mattress directory beds.org profiles the brand at 0/5 stars based on 0 reviews, and its three USW review pages (hardside, softside and airbeds) each show 0 Customer Review(s).

Because the company is a wholesale manufacturer selling through dealers, consumer feedback sits with individual retailers rather than the brand, and several retailers previously listed as carrying the line are no longer online. Yelp, Trustpilot, Reddit, Better Business Bureau, Yellow Pages and marketplace pages were not checked, so the absence of complaints there is unverified rather than confirmed.

Treat review and complaint coverage as Not published as of Sept 2026.

How we read the reviews

Read each platform on its own: who runs it, its rating scale, how many reviews it has, and the date we checked it.

Reported praise and concerns:

Review sites side by side

What each review site says

No reviews found

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Platform Rating Sample
Chapter 10

What are the mattresses made of?

Why this matters to you: Layer names say little without numbers. Ask what is inside your exact model, layer by layer.

Published construction for the hardsides: heavy duty black waterbed vinyl; Trimilate Dura Heat black bottom for heat transfer; 1.2 oz of DuPont fiber in each fiber layer; overcut mattresses to release pressure on the seams; L-corner construction; the seam sits on the bottom of the mattress, recessed 2 inches; 2 1/2 inch reinforced corners; Lifetime Limited Warranty.

Vinyl thickness in mil, the vinyl compound or supplier, whether a safety liner, heater and fill kit are included, and what fill the lumbar versions use are Not published as of Sept 2026. Softside spec sheets add anti-microbial treated fabric, Holofill fiber, 1 oz FR fiber and 1 inch comfort foam on the Signature system.

Airbed covers use bamboo tack and jump removable tops, anti-microbial treated fabric, 1 oz Holofill fiber, 1 inch foam and 1 oz FR fiber, with 2 inch convoluted foam, 2 inch memory foam or 2 inch latex by model and vulcanized rubber dual air chambers. The third-party directory beds.org notes the company makes only waterbeds and airbeds, and no certifications such as CertiPUR-US, Greenguard or OEKO-TEX are published.

Safety labels, and what each one covers

Certifications
Not yet researched
We have not yet verified United States Watermattress's certification claims with the certifiers themselves.
What these labels do and don't prove

Read your law tag

How to read the law tag in three steps

Why this matters to you:
Law tag guide

How to read a mattress law tag

The three steps

1
DuPont fiber layers

2
Trimilate Dura Heat black bottom

3
Heavy duty black waterbed vinyl

Full law tag guide, factory code decoding, and the certificate glossary live on our shared safety page.

How to read this: the law tag, the brand's own statements, and certificates each cover different things. A spec the brand doesn't publish isn't proof it's missing; it just isn't shared.
Chapter 11

Where can you try and buy the mattresses?

Why this matters to you: Where you buy sets the price, the trial and who handles problems. Check the seller's terms, not just the brand's.

United States Watermattress does not sell direct, so there is nothing to buy or try on its own site; watermattress.com is a wholesale catalog for retailers, distributors, resellers and OEMs, and it offers private-label programs.

To find a dealer, call 1-800-USA-1010 (1-800-872-1010), office 1-443-709-0902, or email im@watermattress.com; the factory is at 1700 Morrell Park Avenue, Baltimore, Maryland 21230, and no consumer showroom or factory store is published.

The independent directory beds.org names The Waterbed Doctor, ABC Waterbed Outlet, Wayfair and Waterbeds Today as retailers, but as of September 2026 ABC Waterbed Outlet's domain does not resolve, Waterbeds Today's domain resolves to an expired parking host, The Waterbed Doctor's hardside pages sell its own house-brand bladders with no USW mention found, and Wayfair blocks automated checks.

My Waterbed Shop (1-800-428-7083) is a live retailer that names United States Watermattress among the brands it carries, but no USW model listings or trial showroom were found there, so dealer availability is Not published as of Sept 2026 and should be confirmed by phone.

Showroom Network
Wholesale only, no direct sales
Not yet researched
Store Access
No showroom
Not yet researched
Sales Culture
Find a dealer by phone
Not yet researched
Inventory & Delivery
Not yet researched
Not yet researched

How to test a bed in the store

Where United States Watermattress sells

A sample to show the mix of store types. Use the brand's store finder for the ones near you.

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# Channel Address Type
1 Baltimore 1700 Morrell Park Avenue, Baltimore, Maryland 21230 Factory (no consumer showroom)
Hours change by location, so call ahead before you visit.

Not yet researched. Checked Not yet researched.

Chapter 12

United States Watermattress vs. other mattress brands

Why this matters to you: A fair comparison needs the same facts for both beds. Line up price, trial and warranty for each one.

Versus InnoMax: both are American waterbed and airbed specialists with hardside, softside and air families and lifetime-limited coverage, but InnoMax publishes prices, dozens of models and a direct online store, while United States Watermattress stays wholesale with no pricing, trial or direct sales.

Versus Sterling Sleep Systems: Sterling publishes complete softside waterbed kits, hospitality beds and Talalay latex with prices and a 100-day return window on innerspring and latex, whereas USW offers a deeper hardside layer ladder but far less transparency.

Versus retail house brands such as Waterbed Doctor: house brands publish mil thickness, waveless percentages and dollar prices, so they are easier to compare and buy online, while USW competes on dealer relationships, OEM supply and made-in-USA production.

Versus mainstream brands like Sleep Number, Tempur-Pedic, Saatva or Avocado: USW is not a rival for conventional foam, hybrid or latex mattresses, with no bed-in-a-box, no trial and no broad retail footprint. No independent head-to-head test data on USW versus any competitor was published as of Sept 2026.

More brand reviews to compare: Ultra-Form, Ultrabed, United Springs Mattress Co, Unlimited Comfort, US Truck Mattress, Van Vorst Mattress.

Competitor details reflect published prices and specs on the date shown. Mattress brands may update prices and trial terms over time.
Chapter 13

How we research and report

This page is an early draft built from our research sheet for United States Watermattress. We read the brand's own pages and public listings, and we do not test mattresses ourselves. Fields marked "Not yet researched" are still being checked.

Details come from the official brand site, watermattress.com (uswatermattress.com leads there), as of September 2026: the Hardsides page with its key features, all eight hardside models (Full Motion, 1, 2, 3, 4, 5 Layer, 6 Layer w Lumbar, 7 Layer w Lumbar), the Softsides page, softside mattress and system pages, the Airbeds page and its six airbed systems, About Us and Contact.

Third-party sources are the beds.org manufacturer profile plus its three USW review pages, the retailer my-waterbed-shop.com brand, product, shipping and return pages, and older (2013 and 2025) versions of watermattress.com. Ratings from Yelp, Trustpilot, Reddit, BBB, Yellow Pages and Wayfair are not published as of Sept 2026. Prices and dealer availability change frequently; re-verify at purchase.

How we check this page
Stage 01 Factory

Who built the bed

Stage 02 Test results

Outside test results

Stage 03 Safety

Fire safety papers and the law tag

Stage 04 Pressure and motion

Outside pressure and motion tests

Stage 05 Reviews

Review scores, side by side

Quick Answers

Quick Answers Before You Buy

Safety and materials
Buying and policies

Who is United States Watermattress?

United States Watermattress Corp., a Baltimore, Maryland waterbed and airbed maker established in 1983 (the site says it introduced a 10% thicker watermattress that year; beds.org lists president Venkatram Vasudevan) that sells mainly to the trade.

What models are made?

Eight hardsides (Full Motion, 1, 2, 3, 4, 5 Layer, 6 Layer w Lumbar, 7 Layer w Lumbar), seven softside mattresses plus six softside systems, and six airbed systems (Harrah's, Sahara, Luxor, Palms, Bellagio, Mandalay).

How much do they cost?

Prices are Not published as of Sept 2026; dealers set pricing.

Is there a sleep trial or return window?

Not published as of Sept 2026; request written terms from the dealer.

What does the warranty cover?

Lifetime Limited on hardsides, and lifetime limited pro-rated at 50% MSRP on airbed and softside systems, with full terms Not published as of Sept 2026.

Where can I buy or try one?

Not direct and no showroom published; call 1-800-USA-1010 or email im [at} watermattress [dot] com for a dealer, since several previously listed retailers are no longer online.

Prices and promos checked Not yet researched. Recheck before buying.

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