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Grand Foundation

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Grand Foundation

Designed solely for the GrandBed, this foundation has been engineered specifically to enhance the benefits, performance and visual appeal of the mattresses. A superior nail-free structural design, constructed with durable MDF boards, is wrapped in a Microsuede cover to match the beauty of the GrandBed. And with our 25-year limited warranty, we guarantee that this foundation will enhance your sleep experience for years to come.


  • Diamond-embossed Microsuede cover coordinates beautifully with the GrandBed mattress
  • Choice of 5" or 9" height to fit individual needs
  • Constructed with premium, 5/8" medium density fiberboards (MDF) for increased strength and durability
  • Nail-free assembly eliminates squeak points
  • Injection molded corner braces, made of polypropylene resin, support greater lateral loads
  • Solid 1/4" MDF top is reinforced with interlocking cross braces for stability
10 Year Full Replacement Limited Warranty
Available Sizes and Dimensions
  • Twin Long 80" x 38"
    Queen 80" x 60"
    Split Queen 80" x 30" (each piece)
    Split King 80" x 38" (each piece)
    Split CA King 84" x 36" (each piece)

    *Dimensions of each individual foundation may vary.
Foundation Weight: Grand
  • Grand High Profile 9"
    Twin Long 72 lbs.
    Queen 100 lbs.
    Split King 144 lbs. (72 lbs. each piece)
    Split CA King 144 lbs. (72 lbs. each piece)

    Grand Low Profile 5"
    Twin Long 53 lbs.
    Queen 76 lbs.
    Split King 106 lbs. (53 lbs. each piece)
    Split CA King 106 lbs. (53 lbs. each piece)
Q: What is the height difference between a low profile and a high profile base?
A: Hi Christine, Thank you for your question. The low profile foundation is approximately 5" thick while the high profile foundation is approximately 9". We also offer an ultra low foundation in most sizes at about 2" thick. Thank you, Margaret@TempurSealy

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