IN STOCK
The Serta® Mattress Foundation is a box spring alternative and provides the perfect support for your Serta® mattress. Designed to provide durability and long-lasting comfort. Pairing this bed base with your mattress will support it and extend its life while helping isolate the effect of your partner's movements in bed.
Collection
Box Spring
Warranty
10 year limited warranty -
Code W9 -
View WarrantyColor
Black
Pattern
Solid
Profile height
High profile
Upholstery material
Upholstered
Q&A answers generated with AI assistance.
Is this Twin XL foundation suitable for a college dorm or a tall sleeper?
Yes, this foundation is specifically designed in a Twin XL size, measuring 80 inches in length. This is 5 inches longer than a standard twin, making it the required size for most college dorm frames and an essential choice for taller individuals who need the extra legroom to sleep comfortably.
Is the fabric cover on this foundation durable?
This foundation is fully upholstered in a high-quality, solid black fabric. This upholstery not only provides a clean, finished look that complements any bedroom decor but also adds a layer of friction that helps keep your mattress securely in place, preventing it from sliding during the night.
What type of mattress is best supported by this foundation?
While designed to provide the perfect support for Serta mattresses, this foundation’s sturdy, flat surface makes it compatible with almost any mattress type, including innerspring, memory foam, and hybrid models. Its durable construction is built to handle the weight of heavy modern mattresses while maintaining consistent support across the entire surface.
Does this foundation require assembly upon delivery?
No, this Serta foundation arrives fully assembled and ready for immediate use. This makes it an excellent option for shoppers who want to avoid the hassle of tools and complex instructions, particularly during a busy move into a new home or dormitory.
Why should I choose a "high profile" foundation for my bed?
This foundation features a 9-inch high profile, which is the industry standard for achieving a traditional bed height. Choosing a high-profile base is ideal if you prefer a taller aesthetic or if you are using a lower-profile mattress and want to ensure the bed is easy to get in and out of. It provides a substantial presence in a bedroom without requiring a bulky bed frame.
What is the difference between a box spring and this mattress foundation?
While often used interchangeably, this Serta foundation is a modern box spring alternative designed to provide a solid, flat support surface rather than using traditional internal coils. This rigid construction is specifically engineered to extend the life of your mattress by preventing sagging and better isolating motion, ensuring that one sleeper's movements don't disturb the other.
Can two of these foundations be used together for a King size mattress?
Absolutely. A common professional setup for a Split King bed is to place two Twin XL foundations side-by-side. This creates a standard King footprint (78" x 80") and is often easier to maneuver through tight hallways or up staircases in urban apartments than a single, bulky King-size base.
39.00"w x 80.00"d x 9.00"h
4.1 out of 5 stars
Very Uncomfortable
This review was collected as part of a promotion
While the pillow cooling feature is nice, it unfortunately hurt my neck for several days after using it. Disappointed they cannot be returned.
Review provided by Sealy
Perfect for us.
This review was collected as part of a promotion
We have an old Tempurpedic mattress that we love. We were thinking it was about time to get a new one but we didn’t think we could get anything like the original and didn’t know which model to get. Updating felt like a risk. Then I saw the topper. It seemed like a low cost way to experience the current product. We purchased the topper and found it very comfortable. It was the perfect addition to our current Tempurpedic. The fit is great and the straps to hold it in place do a reasonable job. Having a better idea of how the current technology feels, we will probably refresh in the future. But, now with the topper, we don’t have a sense of urgency, nor do we feel a great need. It has proven to be a great addition for us as a retired couple.
Review provided by Sealy
Not impressed with the firmness
This review was collected as part of a promotion
Was a little short on the sides, ordered Cal King which is what it is and the sides were short about 2-3 inches on each side.
Review provided by Sealy
Comfortable and Quality
This review was collected as part of a promotion
Very smooth and cool to the touch every night I jump into bed. Even after many washes it keeps its comfort and coolness.
Review provided by Sealy
Quality
This review was collected as part of a promotion
Very nice pillow. Definitely shaped to fit the head more naturally. Just a bit of a change for me, a bit of discomfort and I'm still getting used to it.
Review provided by Sealy

