Sealy 9″ Box Foundation



Sealy PosturePedic 9 Inch High Profile Box Foundation. It’s still important to support your Sealy mattress with a foundation to help prevent bowing or sagging. Did you know that “no box spring/foundation required” bed-frames will void your warranty and cause internal spring and mattress damage?

The 9″ High Profile Box Foundation Features:

  • Our StableSupport™ Foundation maximizes the comfort and durability of Sealy mattresses (Mattress not included).
  • Available in Sizes: Twin, Twin XL, Full, Queen, Split Queen, Eastern King, and California King.


If you liked this collection, you might also like these similar collections:

Additional information


10 Year Limited Manufacture Warranty.

Designed and Built in:

Lacey, Washington USA.

Mattress Box Foundation Sizes:

Twin Box Only, Twin XL Box Only, Full Box Only, Queen Box Only, 2 Split Queen Box's Only, Cali. King Box Only, Eastern King Box Only