Queen Split Head Twin Size King Split Head Full Size Clearance Mattresses Serta® Mattresses and Accessories
Double/Full mattresses measure 54" × 75" — fifteen inches wider than a twin, giving a single sleeper plenty of room to spread out. They suit teens, single adults, and smaller bedrooms or guest rooms, and work for couples who prefer a cozier fit. Compare every double/full option below by brand, feel, and price.
Clearance is where you'll find our deepest mattress discounts — open-box, floor-model and last-unit beds from premium brands like Sealy, Serta, Beautyrest, Simmons, Tempur-Pedic and iComfort, marked down well below regular price to clear space for new stock. Because these are one-of and limited-quantity items, the sizes and models change constantly and the best deals sell fast — when it's gone, it's gone. If you're hunting for a premium mattress at a bargain price and don't mind a floor model or an opened package, this is the place to start. Free delivery across Canada. • What's in clearance: open-box, floor-model and last-unit mattresses • Our deepest discounts — premium brands well below regular price • Brands: Sealy, Serta, Beautyrest, Simmons, Tempur-Pedic, iComfort & Springwall • Limited quantities — one-of items in specific sizes, while they last • Best for bargain hunters who want a premium bed for less • Free delivery across Canada
Serta is a globally recognized mattress brand celebrated for its comfort-first designs and sleep innovations. With over 90 years of experience, Serta continues to deliver quality mattresses that Canadians can trust.
Shop 200+ mattresses from Serta, Beautyrest, Sealy, Tempur-Pedic, Springwall, and Stearns & Foster at National Mattress — available in Single/Twin through King sizes from $99 to $6,640. Choose from innerspring, euro-top, memory foam, hybrid, and latex constructions in four firmness levels from extra firm to plush. Every mattress is manufactured in Canadian factories using CertiPUR-US® certified foams and ships free across Canada with a 365-night sleep trial, price match guarantee, and manufacturer warranty coverage up to 25 years.
Upgrade your sleep at National Mattress
Discover a mattress that transforms your sleep into a truly rejuvenating experience. We offer a wide variety of options to suit every sleep style and preference, ensuring a better night's sleep.
Why Choose Us?
- Variety: From plush to firm, we have options for every body type and sleep style.
- Quality: Trusted brands and top-notch materials for long-lasting comfort.
- Sleep Trials & Warranties: Enjoy peace of mind with flexible trials and warranties.
- Expert Advice: Get personalized recommendations from our sleep specialists.
Mattress Selection Includes
- Memory Foam: Contours to your body for personalized comfort and pressure relief.
- Hybrid: Combines responsive springs with foam for balanced support and comfort.
- Innerspring: Provides firm support, bounce, and cooling airflow.
- Latex: Hypoallergenic, eco-friendly, and exceptionally comfortable.
- Adjustable Beds: Customize your sleep position for optimal comfort.
