
Beautyrest Black Twin Xl Low Profile Foundation
SKU: 51037806
Specifically designed to work together with your Beautyrest Black mattress, this foundation offers long-lasting support and reduced motion for restful night's sleep.
Collection
Box Spring
Warranty
10 year limited warranty -
Code P -
View WarrantyColor
Gray
Foundation height
Low profile
Pattern
Geometric
Profile height
Low profile
Upholstery material
Upholstered
Q&A answers generated with AI assistance.
Exactly how tall is this Twin XL foundation?
This specific foundation has a height of 5 inches. Its total dimensions are 80"L x 38"W x 5"H, ensuring a perfect fit for any standard Twin XL mattress or as half of a King-sized support system.
Does this mattress foundation require assembly?
No assembly is required for this product. It arrives fully constructed and ready to be placed directly onto your bed frame. This is a significant advantage for apartment dwellers or college students who need a reliable, high-quality support system without the hassle of tools or complex instructions.
Can I use this foundation with a memory foam or hybrid mattress?
Absolutely. Unlike traditional box springs that have "give," this is a solid-surface foundation designed to provide the flat, rigid support that modern memory foam and hybrid mattresses require. Our expertise in mattress longevity shows that a solid foundation like this one is essential to prevent sagging and warping, and it often ensures you remain in compliance with your mattress manufacturer's warranty.
Is this foundation recommended for rooms with low ceilings or modern high-profile mattresses?
Yes, this low-profile foundation is an excellent lifestyle choice for bedrooms with lower ceilings or for shoppers who prefer a sleek, minimalist aesthetic. By reducing the base height to 5 inches, it allows the mattress to sit lower to the ground, which can make a small room feel more spacious and prevent the bed from dominating the visual landscape of the room.
What is the benefit of a low-profile mattress foundation compared to a standard one?
This low-profile foundation offers a height of 5 inches, compared to the 9-inch height of a standard foundation. This lower profile is strategically designed for modern, high-profile mattresses that are already 12 to 18 inches thick. By using a 5-inch base, you maintain a more accessible and aesthetically pleasing bed height, making it easier to get in and out of bed without sacrificing the structural integrity of your mattress.
Is this foundation suitable for a split king bed setup?
Yes, this Twin XL foundation is the industry standard for creating a Split King or standard King bed base. To support a King-sized mattress, you would simply use two of these Twin XL foundations side-by-side. This setup is particularly beneficial for homes with narrow hallways or tight staircases, as two Twin XL units are much easier to maneuver into a bedroom than a single solid King foundation.
What are the durability benefits of the Beautyrest Black design?
This foundation is specifically engineered to complement high-performance mattresses by providing long-lasting support and exceptional motion reduction. The upholstered gray finish with a geometric pattern isn't just for style; it provides a durable, protective layer for the internal frame, while the construction is built to minimize the transfer of movement, ensuring a more restful night's sleep even if a partner moves.
39.00"w x 80.00"d x 5.00"h

4 out of 5 stars
The Coolest, Most Comfortable Sleep of My Life
The TEMPUR-ActiveBreeze® has been an absolute revelation. I've always slept hot, and this mattress has completely solved that problem — the active cooling technology keeps the surface noticeably cool all night long. On top of that, the pressure relief is incredible. I no longer toss and turn, and I wake up without any of the aches and stiffness I used to have. The build quality is outstanding and it truly feels like a premium product. After just a few nights, I couldn't imagine going back to any other mattress. If you're a hot sleeper looking for the perfect combination of cooling and comfort, this is it.
Review provided by Sealy
Good
This review was collected as part of a promotion
Not as cooling as expected, it warms up pretty fast. It also takes longer to comeback to initial form (we bought the medium hybrid)
Review provided by Sealy
Very, very, very, very firm
This review was collected as part of a promotion
I’ve had, and loved Tempurpedic pillows in the past. I purchased this one as a replacement for one that I’ve had for a few years. This one was not even close to as comfortable as previous versions. It’s firm to the point of being uncomfortable. I have loved the neck support and just the right amount of “give” in my older versions. There is neck support, but NO “give”. I wanted to love it as I have done in the past but after only a few nights, this one was retired to the closet. Since it cannot be returned, I’m stuck with a brick.
Review provided by Sealy
Better sleep
This review was collected as part of a promotion
I ordered this topper because our old mattress was too hard for my side sleeping position. When I added the topper I was able to sleep much better.
Review provided by Sealy
Very comfortable!
Bought the topper to soften a memory foam mattress that was too hard and difficult for me to regulate my body temperature. This topper is great - it's relieved pressure points in my back and my husband's hips and I rarely have issues with body temperature.
Review provided by Sealy

