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American Hardwood

Starting At: $199.00

Item usually ships out in 3 business days.
  • Overview
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BedInABox.com's American hardwood mattress foundation combines U.S. grown poplar hardwood and a high-quality quilted cover, to create a beautiful and strong foundation.

  • Made in the USA
  • Comes in a compact box so it can be easily moved through small spaces
  • Assembles in about 30 minutes
  • Poplar hardwood that's kiln dry
  • Won't warp, crack, or split
  • 8" or 5" options available
  • Distance between each slat is 4.75"

Please read our FAQ 'Do I need a foundation or can I use my existing box springs?' for more details.

Please note: Assembled King foundations are one complete 75.5 x 79" foundation. If your bed frame is designed for a 'Split' King foundation, please order two Twin Extra Long sizes. Assembled Cal-King foundations are one solid 71.5 x 83" foundation. 'Split' Cal-King foundations are not available.

Mattress/Foundation Size Dimensions Weight Shipping Dimensions
Twin 37.75x74.25 38 lbs. 4x16x76
Twin Extra Long 37.75x79.25 42 lbs. 4x16x81
Full 52.75x74.25 53 lbs. 4x16x76
Queen 59.75x79.25 65 lbs. 4x16x81
King 75.75x79.25 80 lbs. 4x16x81
California King 71.75x83.25 79 lbs. 4x16x85

Mattress foundations may be returned within the 120 day trial period but are subject to a $50 shipping charge and a 20% restocking fee to cover inspection and repackaging. A return authorization number is required for all foundation returns. Please contact our Customer Care Department at 1-800-588-5720 to obtain a RMA number. Foundations must be returned clean and include all pieces to qualify for a refund.

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. 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 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.