Waterbed Inserts

If you're looking to put a conventional mattress inside an old wood waterbed frame we have a solution. Our waterbed inserts, or new mattresses, are either in stock or custom-made for you in as little as 3 business days plus shipping times that vary based on location. The process to convert a waterbed to a regular mattress is fast, easy, and allows you to keep your bed just the way it is, including drawers, furniture, and bedding. You have the freedom to choose the type of mattress that suits you best. Learn about the top 10 reasons people dispose of waterbed mattresses. Waterbed inserts are regular replacement mattresses without the water component. They are specifically sized to fit and drop into your California King, California Queen, or Super Single wood bed, making the transition seamless. Our popular 2-sided and flippable options are designed for durability and longevity. Explore our selection below to learn more about construction, firmness levels, and pricing details. Upgrade your old waterbed frame with our convenient waterbed inserts today!

Waterbed Inserts For Sale

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Richmond Euro Top Waterbed Insert
$926.00 – $1,135.00
Starting at $58/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Monterrey PillowTop Waterbed Insert
$1,594.00 – $2,046.00
Starting at $100/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Monterrey Plush Waterbed Mattress Insert
$1,484.00 – $1,912.00
Starting at $93/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Prairie Dunes Plush Waterbed Insert
$1,204.00 – $1,507.00
Starting at $76/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Monterrey Gentle Firm Waterbed Insert
$1,484.00 – $1,912.00
Starting at $93/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Prairie Dunes Firm Waterbed Insert
$1,204.00 – $1,507.00
Starting at $76/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify
Shoreline Waterbed Insert
$1,065.00 – $1,312.00
Starting at $67/mo or 0% APR with Affirm. See if you qualify
*Minimum pre-tax purchase of $800 to qualify

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STL Beds Financing With Affirm

We offer financing through our partner Affirm. Specializing in providing financing for products purchased online, Affirm offers you a variety of plans based on your own plans and personal finances. A credit check is required to obtain financing, but checking your credit through Affirm will never affect your credit score.

Simply answer the questions provided during checkout, and then select from multiple payment plans offered by Affirm. They will handle your monthly payments, reminding you when they come due while you enjoy your new sleep solution.

Please note that Affirm financing is only available for products valued at $800 or more before taxes.

STL Beds Layaway Program

Between the 2008 recession and the recent economic downturn caused by COVID-19, it’s important to have lots of options for managing your major purchases. We provide layaway options for customers who would like to pay for their products over a longer period of time.

Our layaway program aims to allow everyone to find their ideal sleep solution.

Payments run for a 120 day period with as little as $25 down. Contact us or visit us in-store to learn more about payment options with layaway.

If you need help with any of our mattresses or other bed parts, be sure to call us at 636-296-8540.

Waterbed Inserts