Beautyrest® Flat Foundation
$180.00














Beautyrest® Flat Foundation
A box spring alternative that provides the perfect support for your Beautyrest® mattress.
$180.00
The Beautyrest experience
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- Overview
- Details
- Shipping & returns
- Available in all standard sizes
- Center support extends to the floor for queen or king sizes
- Meets or exceeds State and Federal Fire Retardancy Standards when used either by itself or with an approved Beautyrest® mattress
Materials & Construction
Foundation height: 9”
Dimensions
Twin: 74"L x 37.5"W x 9"H
Twin XL: 79"L x 37.5"W x 9"H
Full: 74"L x 52.5"W x 9"H
Queen: 79"L x 59.5"W x 9"H
King: 79"L x 75"W x 9"H
California King: 83"L x 71"W x 9"H
Compatibility
Beautyrest® foundations are designed to be supported by platform frames or traditional bases.
Shipping
All of the Beautyrest mattresses and bases sold here are conveniently delivered using our complimentary White Glove Delivery experience. Typically, within 1 week of placing your order, you’ll be contacted by our shipping partner to select a delivery day that works best for your schedule. The day of your delivery, you’ll get a call confirming your delivery window. Upon delivery, they will set up your new mattress and remove your old mattress and any packaging for that mattress. Most items ship in 2-4 weeks. We do not ship to Alaska or Hawaii at this time.
Returns
Your base purchase includes a 100-Night In-Home Trial. If, at any point during your trial, you are unhappy with your Beautyrest® mattress, simply reach out to us and we will help you initiate a return and receive a full refund of your purchase.

Feel the Beautyrest Difference
With over 3,000 retail partners, it's easy to experience the premium materials and luxurious comfort in person.
FAQs
Yes, the Beautyrest Flat Foundation can be used with all of the mattress models available on Beautyrest.com. Please keep in mind it was designed to match the Beautyrest Hybrid and the Beautyrest Harmony Lux mattresses.
A new foundation will always help to ensure proper setup and support for your new mattress, but we do not require that you pair this foundation with our mattress. You can use a different foundation or box spring as long as it provides proper support for the mattress.
There is no specified weight capacity for the Flat Mattress Foundation. That being said, we advise that you follow the weight capacity of your frame.
The Beautyrest Flat Foundation is 9" tall.
The Beautyrest Experience
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Free Shipping & Returns
Shop worry-free with no hidden costs or fees.
Free Mattress Removal
To make room for your new purchase.
100-Night Sleep Trial
100 nights to decide if it's right for you.
Hassle-Free Warranty
We make it simple so you can rest easy.
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