Kingsdown Twin Xl High Profile Foundation
SKU: 50805551
Kingsdown foundations are meticulously hand assembled using sustainably sourced Canadian Spruce, which is exceptionally durable. Each piece of lumber is not only heat-treated, but kiln-dried, which improves the performance of the wood over time. Each wooden slat is placed more closely together and cut a full inch wider than most manufacturers to provide a sturdier base.
Collection
Box Spring
Warranty
10 year limited warranty -
Code J -
View WarrantyColor
Black
Pattern
Solid
Profile height
High profile
Upholstery material
Upholstered
Q&A answers generated with AI assistance.
What is the benefit of a high-profile mattress foundation?
A high-profile foundation, like this 9-inch model, is the traditional choice for those looking to add significant height to their sleep set. This is particularly beneficial if you prefer a taller bed that is easier to get in and out of, or if you want to achieve a classic, commanding aesthetic in your bedroom. Additionally, the extra height can provide a more comfortable seating level when you're dressing or relaxing on the edge of the bed.
Can I use this foundation with a memory foam or hybrid mattress?
Yes, this foundation is an ideal partner for memory foam and hybrid mattresses. Based on our expertise, these heavier, more flexible mattress types require a completely flat and rigid support system to perform as designed. The reinforced slat construction of this model provides the necessary "no-flex" support that protects the mattress core and ensures your warranty requirements for a proper support system are met.
How does the slat design of this foundation improve mattress support?
To provide a sturdier and more reliable base, the wooden slats in this foundation are cut a full inch wider than the industry standard and placed closer together. This dense slat configuration creates a more uniform support surface, which is critical for preventing the sagging or "sinking" that can occur with modern mattresses. By minimizing the gaps between slats, the foundation helps extend the lifespan of your mattress and ensures consistent comfort across the entire surface.
Why is kiln-dried Canadian Spruce used in this foundation's construction?
The use of sustainably sourced Canadian Spruce ensures exceptional durability and strength. By kiln-drying and heat-treating the lumber, we remove excess moisture that can lead to warping, splitting, or squeaking over time. This advanced preparation process results in a stable, high-performance frame that maintains its structural integrity much longer than standard untreated wood bases.
Is a Twin XL foundation suitable for a college dorm or a small apartment?
Absolutely. The Twin XL size (80"L x 39"W) is the standard for most college dormitories and is an excellent choice for studio apartments or guest rooms where space is at a premium. Because this foundation is meticulously hand-assembled with durable spruce and features an upholstered finish, it is built to withstand the rigors of frequent moves and the high-traffic lifestyle of a student or urban dweller.
How should I maintain and clean an upholstered mattress foundation?
Based on our furniture care guidelines, we recommend regular vacuuming with an upholstery attachment to remove dust and allergens from the fabric surface. For minor spills or spots on the solid black upholstery, you should blot the area immediately with a clean, soft cloth and a solution of mild soap and warm water. Avoid using harsh chemicals or saturating the fabric, as this can damage the upholstery and the structural wood underneath.
39.00"w x 80.00"d x 8.50"h
4.1 out of 5 stars
Good Full Nught Sleep
This review was collected as part of a promotion
This is the best pillow that I have used. I could not have imagined that a pillow adds to a full night sleep without any neck pain.
Review provided by Sealy
Poor fit and quality
This review was collected as part of a promotion
These sheets do not properly fit my mattress. They bunch up every night and are so thin I can see every detail of my mattress topper.
Review provided by Sealy
Sheets
This review was collected as part of a promotion
The sheets are fine, but not amazing. I bought them because it’s hard to find fitted sheets for a 13” deep mattress. They fit well, but I’d buy them again only if they were on sale.
Review provided by Sealy
High Quality Product
This review was collected as part of a promotion
the 5-inch flat foundation that I purchased was of the highest build quality and works perfectly as intented.
Review provided by Sealy
It does not support the shoulders
This review was collected as part of a promotion
I tried to use one night and using CPAP, I have to sleep on my back. That said, it does not support your shoulders and results in a painful neck the next morning
Review provided by Sealy

