Beautyrest Black Split California King High Profile Foundation
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SKU: 51337802
Discover Beautyrest Black®
Triple-Stranded Pocketed Coil® Technology offers our most advanced, individualized support + motion separation for every sleeping position.
Ventilated, Self-Response™ Latex®, designed to maximize airflow while conforming to your body for responsive pressure relief, combines with contouring memory foams and premium materials to provide luxurious comfort. *Available in select models
Sleep Climate™ Technology works with Micro Diamonds™ Memory Foam, a premium foam infused with diamond particles that is designed to help transfer heat away from the body, for an optimal sleep. *Available in select models
Specifically designed to work together with your Beautyrest Black mattress, this foundation offers long-lasting support and reduced motion for restful night's sleep . Includes 1 foundation piece; 2 foundation pieces required for split California king mattresses.
Collection
Box Spring
Warranty
10 year limited warranty -
Code P -
View WarrantyColor
Gray
Mattress size
California King
Pieces
1 piece
Profile height
High profile
Split
Split
Upholstery material
Upholstered
Q&A answers generated with AI assistance.
Is a split foundation a better option for homes with narrow staircases?
Absolutely. A split foundation is specifically designed to solve the logistical challenges of moving large furniture into modern apartments or older homes with tight hallways. At 36 inches wide, each individual piece can easily navigate corners and stairwells that a standard one-piece California King base simply cannot clear.
Do I need to purchase more than one piece for a California King bed?
Yes, this item includes one foundation piece. Because a California King mattress is 72 inches wide, you must purchase two of these split foundations to create a complete and stable support system for your bed.
Is this foundation compatible with other mattress brands?
While this foundation is specifically optimized for Beautyrest Black mattresses to ensure peak performance, its standard dimensions and rigid support surface make it compatible with most California King mattresses. The durable upholstered finish provides a consistent, high-quality surface that ensures any mattress of the same size remains properly supported and aligned.
What is the benefit of choosing a high-profile foundation over a low-profile one?
Standing 9 inches tall, a high-profile foundation provides a traditional, elevated look to your bed. This is an excellent design choice for master suites with high ceilings, as the added height helps the bed look appropriately scaled to the room. Additionally, a higher profile can make it more comfortable for many individuals to get in and out of bed.
How does this foundation contribute to a better night's sleep for couples?
This foundation is specifically engineered to work in tandem with your mattress to dampen vibrations and significantly reduce motion transfer. By providing a solid, silent base, it ensures that movement on one side of the bed does not disturb a partner on the other side, which is essential for achieving restorative, uninterrupted sleep.
Why is a rigid foundation recommended instead of a traditional box spring?
Modern high-performance mattresses require a flat, non-yielding surface for optimal support. Unlike a traditional box spring that contains flexible coils, this solid upholstered foundation prevents the mattress from sagging or warping over time. Based on our expertise in sleep systems, providing this level of stable support is also a key requirement for maintaining most mattress warranties.
36.00"w x 83.50"d x 9.00"h
