
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.
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.
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.
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 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.
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 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.
39.00"w x 80.00"d x 5.00"h

4 out of 5 stars
Not enough support
Unfortunately there is not enough support and my back is bothering me. Since I can’t return it, I’m trying to give it away
Review provided by Sealy
Sleeping on a rock
This pillow is not good for anyone with neck pain! Worst pillow ever. Woke up with more neck pain than before. This is not a medium firm pillow, more like and extra firm! Do not recommend!
Review provided by Sealy
Amazing Sleep Thanks to Tempur Pedic!
This review was collected as part of a promotion
The topper was amazing and sales people so helpful.
Review provided by Sealy
clinging not cooling
The top sheet cling your body, like the cling film you use for food, I found not cooling and very uncomfortable and anoying for me. I bought the offer 2nd one discounted, I only used one, the other still in box not opened which I offered to rerurn or exchange maybe for a cotton, They told me read some where on the web site, no returns or exchange at all. So beware!!
Review provided by Sealy
Sleepy girl
This review was collected as part of a promotion
One of the biggest differences I’ve noticed is how well it relieves pressure. I usually wake up with sore shoulders or hips, but that hasn’t been an issue at all. It distributes weight really evenly, so there’s no uncomfortable pressure points, even if you stay in one position for a while. Temperature-wise, it also does a great job. I tend to sleep warm, and this mattress doesn’t trap heat like others I’ve tried. It stays cool throughout the night, which makes a huge difference in overall comfort.
Review provided by Sealy


