Foundations, also commonly called box springs, are the most common way to support your mattress.

Sale! Corsicana Hotel Grey 7" Foundaton
Corsicana Hotel Grey Twin Extra-Long Size Foundation
Twin Extra Long Size Basic Foundation / Box Spring Available only in 7" Mid-Profile
$149 $90 Add to cart
Sale! Shaw Firm Profile Shot
Lady Americana Twin-Extra-Long Jupiter Foundation
High quality foundation made from Pacific Northwest Hardwood without the inferior materials found in many foundations such as cardboard.
$165 $100 Select options
Sale! Gel Tech Opus Foundation
Gel-Tech Opus Foundation Twin-Extra-Long Size
Gel-Tech Opus Foundation available in low profile, mid profile and standard profile heights.
$175 $100 Select options
Sale! Northwest Bedding Black Foundation
Northwest Bedding Twin Extra Long Size Black Foundation
A standard foundation for products by Northwest Bedding but also sold individually. Available in the Standard 9" size, and the Low Profile 5" size.
$175 $100 Select options
Janus Glack Foundation from Tualatin Sleep Products
Janus Black/Grey Foundation Twin-Extra-Long Size
Twin-Extra-Long Foundation / Box Spring
$130 Add to cart
Sale! HD Super Duty Foundation Profile
HD Super Duty Double Slat Twin Extra Long Size Foundation
This is our most heavy duty (literally heirloom quality) foundation.
$160 Select options