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The Serta Flat Mattress Foundation is a box spring alternative and provides the perfect support for your Serta mattress, adds 9” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Queen Standard Foundation

Pairing this bed base with your mattress will support it and extend its life while helping isolate the effect of your partner’s movements in bed. Available in all standard bed foundation sizes: Twin, Twin XL, Full, Queen, King and California King.

Designed for long-lasting support, the Serta Mattress Foundation reduces motion for an indulgent night's sleep

Helps isolate motion between two sleepers

*Standard foundation only, all other products sold separately. Images may not depict actual size.

Serta® Flat Twin Standard Foundation

Serta® Flat Twin Low Profile Foundation

The Serta Flat Mattress Foundation is a box spring alternative and provides the perfect support for your Serta mattress, adds 6” in height to your bed and is designed to provide durability and long-lasting comfort.

Serta® Flat Queen Low Profile Foundation

Serta® Flat King Low Profile Foundation, Includes 2 pieces

Serta® Flat King Standard Foundation, Includes 2 pieces

Serta® Flat Full Low Profile Foundation

Serta® Flat Full Standard Foundation

Serta® Flat California King Low Profile Foundation, Includes 2 pieces

Serta® Flat California King Standard Foundation, Includes 2 pieces

Serta® Flat Twin XL Low Profile Foundation

Serta® Flat Twin XL Standard Foundation

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Serta Foundations

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