Prairie Dunes Plush Waterbed Insert



fs_prod1 (1)Are you fed up with your really heavy waterbed mattress that leaks when you least expect it? Whatever your reasoning for getting off of water you will want to consider keeping your waterbed frame, but ditching your water mattress. The solution is a “Prairie Dunes Plush” waterbed replacement insert mattress from Therapedic® . It constructed with heavy duty coil springs and features a cushier plush surface that is better for those just coming off of a softer feeling water mattress. The Bedding Group & Therapedic® builds this luxurious support system and custom made to fit the 3 standard waterbed sizes: Super single, California Queen, and California King wood frame waterbed you already have. No need to buy a headboard, frame, or sheets. Remove your old water mattress and heater and Simply place the new mattress inside the bed frame cavity and begin to experience it’s convenience. Keep all your furniture, waterbed frame and bedding. It is slightly undersized around all four sides for better fit and easy making. It is just that easy. Our two sided feature will extend mattress life giving you more value for the dollar.

Learn more in our details section below.
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SKU: 1127i-ParentSku Category:


It Fits In Your Waterbed!Prairie Dunes Plush Waterbed Insert

Why purchase an expensive new mattress set, bed, furniture, and bedding when there is  smart less expensive alternative? Instead of getting rid of your old waterbed consider a cheaper alternative, the solution, a waterbed insert. A waterbed insert is a replacement mattress made specially to fit inside your current waterbed frame and is built with long lasting tempered steel coil springs. No more water!  The Prairie Dunes Plush offers premium  firm head to toe support for the entire body and tops off this support system with luxurious plush upholstery that doesn’t feel mushy, while also not feeling way too firm. The firmness is more in the middle and it also has something else that is very unique, it includes 2 sides. Mattress history shows us that two sides are always better than one! The Prairie Dunes will last longer than comparable 1 sided beds. Another interesting and useful feature is that is designed to leave just enough space for your hands for easy making of your bedding for everyday convenience.

Complete Measurement Details / Sizes

Mattress Height:

Total Thickness From Top to Bottom–Approx. 11″

Tape Edge to Tape Edge–8″

Super Single Waterbed Frame
Cavity Measures 48 wide X 84 long
Water Bed Mattress Insert Measures 46 wide x 82 long

California Queen Waterbed Frame
Cavity Measures 60 wide X 84 long
Water Bed Mattress Insert Measures 58 wide x 82 long

California King Waterbed Frame
Cavity Measures 72 wide X 84 long
Water Bed Mattress Insert Measures 70 wide x 82 long

Construction Features

Fabric: Knit


  •  FR Safe Fiber
  • 1″ Therasoft Foam
  • 1/2″ Polyurethane Foam

Pillow Top: NA


  • 1″ Plush Heavy Density Foam
  • Insulator Liner

Support System:

  • 504 Alternating VertiCoil Edge
  • 13.75 Gauge Steel Coil Wire

Coil counts are for regular mattress sizes and are used to illustrate what style coil unit has been modified

  • Twin–286
  • Full–396
  • Queen–504
  • King–648

Edge: Superior Foam Encasement

Warranty: 10 Year

  • Two Sided
  • Flip it over
  • Spin it around end to end
  • Double sided
  • Turn it over

Photo for illustration purposes. Fabric color may vary from actual photo.

Check out our entire Insert Mattress Collection by Clicking Here

2.5/5 (17 Reviews)

Additional information

Weight 94 lbs

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