King Split Head Serta® Springwall® Compatible with Adjustable Bed All Mattresses

Serta mattresses balance comfort and support with cooling-gel foams and proven coil systems, from a name trusted in Canadian bedrooms for decades. Compare every option below by feel, size, and price.
Springwall is a proudly Canadian-made brand known for chiropractic-minded support and durable, value-driven construction. Compare every option below by feel, size, and price.

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.

King Split Head Serta® Springwall® Compatible with Adjustable Bed All Mattresses
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Clear all King Split Head Serta Springwall Compatible with Adjustable Bed

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  • SERTA® iComfort® Zip 13" Medium Mattress
    LIMITED STOCK NEW ARRIVAL
    SERTA® iComfort® Zip 13" Medium Mattress Serta iComfort Logo
    MEDIUM
    • 6″ Serta® StablCore™ High-Density Foam Core
    • CoolTemp™ Zippered Cover
    • Perfect Conform™ Graphite Memory Foam
    • Serta® Medium Support Foam
    • Comfort Foam
    • 10 Year Warranty
    • Made In Canada
    King Split Head $1,839
    Compare at $4,399
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tue, Aug 11
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  • SERTA® iComfort® Zip 13" Firm Mattress
    LIMITED STOCK NEW ARRIVAL
    SERTA® iComfort® Zip 13" Firm Mattress - 1 Serta iComfort Logo
    FIRM
    • 6″ Serta® StablCore™ High-Density Foam Core
    • CoolTemp™ Zippered Cover
    • Perfect Conform™ Graphite Memory Foam
    • iComfort® Gel Memory Foam
    • Serta® Support Foam
    • 10 Year Warranty
    • Made In Canada
    King Split Head $2,216
    Compare at $5,399
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tue, Aug 11
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  • SERTA® iComfort® Zip 13" Plush Mattress
    LIMITED STOCK NEW ARRIVAL
    SERTA® iComfort® Zip 13" Plush Mattress - Queen Split Head - 1 Serta iComfort Logo
    PLUSH
    • 6″ Serta® StablCore™ High-Density Foam Core
    • CoolTemp™ Zippered Cover
    • Perfect Conform™ Graphite Memory Foam
    • Deep Reaction® Max Gel Memory Foam
    • Comfort Foam
    • 10 Year Warranty
    • Made In Canada
    King Split Head $2,216
    Compare at $5,399
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tue, Aug 11
    View Details

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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.
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