2690 E Bidwell St #100
Folsom, CA 95630

Toll-Free: 888-357-0770

BedInABox American Hardwood Foundation

  • BedInABox American Hardwood Foundation
  • BedInABox American Hardwood Foundation


This BedInABox Hardwood Foundation kit is the perfect solution to support any memory foam or latex mattress in a metal or wood frame. Constructed from U.S. grown poplar hardwood and comes with a slip-on quilted cover, this foundation arrives packed and wrapped in a compact box direct to your door.

  • Made in the USA
  • Comes in a compact box so it can be easily moved through small spaces
  • Assembles in around 30 minutes
  • High-quality poplar hardwood
  • 8" standard or 5" low profile heights available - 5" available in TXL or KING only

Please note; Assembled King foundations are 1 complete 75.75x79.25 inch foundation. If your bed frame is designed for a 'Split' King foundation, please order two Twin Extra Long sizes.

Assembled Cal-King foundations are 1 solid 71.75x83.25 inch foundation. 'Split' Cal-King foundations are not available.

Limited 5-year Warranty

Knockdown Frameworks, Inc. warrants all of its products for five years against any defects that are due to faulty materials or workmanship. We will promptly correct such defects by repair or replacement, at our option, without charge. This warranty covers product defects only and will expire five years after date of purchase by the original consumer purchaser, with proof of purchase required. This warranty does not apply to damage caused by and resulting from misuse, neglect, accident, or improper operation, maintenance, storage, transportation, or handling of the product. This warranty is for the original consumer purchaser for residential use only and does not apply if the product is used in any commercial application (such as rental property). This warranty does not cover any incidental or consequential damages.

Mattress foundations may be returned within the 120 day trial period but are subject to a $50 shipping charges and a 20% restocking fee to cover inspection and repackaging.

    Type Platform Foundation
    Vendor Bed in a Box

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