
Beautyrest Black Twin Xl Low Profile Foundation
SKU: 51037806
Discover Beautyrest Black®
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
Very comfortable pillow and doesn’t lose its shape.
This review was collected as part of a promotion
Very pleased with the pillow thus far.
Review provided by Sealy
The only sheets to buy!
This review was collected as part of a promotion
These sheets fit perfectly and feel great.
Review provided by Sealy
Painful
This review was collected as part of a promotion
The pillows were painful for my wife and I, tried for two weeks to adapt to them but couldn’t make it through a night with the neck pain. Could not return them.
Review provided by Sealy
Breeze mattress cover
The cover has been washed 2 times now and the whole top has turned a dingy yellow color. I have washed according to instructions in cold water and it has been laid out to dry.
Review provided by Sealy
Excellent product
This review was collected as part of a promotion
Since I purchased this cushion my hip pain is no longer there. I would highly recommend this cushion for adding comfort to your chair.
Review provided by Sealy














