Bedding/Sheets - Boxspring - Adjustable Bases - Canada - Mattress Accessories in Canada | National Mattress

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SEALY® Boxspring - High Profile 9"
FLASH SALE TOP RATED LIMITED STOCK
9" Pedestal Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Sealy Mattresses
Single/Twin SOLD OUT
Queen SOLD OUT
Compare at $399
Double/Full SOLD OUT
Twin XL $179
Queen Split $302
King $358
In-Stock Only 3 left!
On Display:
Delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
SEALY® Boxspring - Low Profile 5"
FLASH SALE LIMITED STOCK
5" Low Profile Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Sealy Mattresses
Single/Twin $150
Queen SOLD OUT
Compare at $399
Double/Full SOLD OUT
Twin XL SOLD OUT
Queen Split $302
King SOLD OUT
In-Stock Only 2 left!
On Display:
Delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
BEAUTYREST® Boxspring - High Profile 9"
FLASH SALE TOP RATED LIMITED STOCK
9" Pedestal Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Beautyrest Mattresses
Single/Twin $179
Double/Full $190
Queen SOLD OUT
Compare at $499
Twin XL $202
King SOLD OUT
Queen Split $404
In-Stock Only 6 left!
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
BEAUTYREST® Boxspring - Low Profile 5"
FLASH SALE LIMITED STOCK
5" Low Profile Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Beautyrest Mattresses
Single/Twin $179
Double/Full $190
Queen SOLD OUT
Compare at $499
Twin XL $202
King SOLD OUT
Queen Split $404
In-Stock Only 7 left!
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
SERTA® Boxspring - High Profile 9"
FLASH SALE TOP RATED LIMITED STOCK
9" Pedestal Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Serta Mattresses
Single/Twin $180
Double/Full SOLD OUT
Twin XL SOLD OUT
Queen SOLD OUT
Compare at $499
King $394
Queen Split $394
In-Stock Only 3 left!
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
SERTA® Boxspring - Low Profile 5"
FLASH SALE LIMITED STOCK
5" Low Profile Foundation
Quilted Border
Corner Guards
Dark Fabric
Works with all Serta Mattresses
Single/Twin $180
Double/Full SOLD OUT
Twin XL SOLD OUT
Queen SOLD OUT
Compare at $499
King $394
Queen Split $394
In-Stock Only 3 left!
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
NM 1.0 Rise Lifestyle Adjustable Base
FLASH SALE LIMITED STOCK NEW ARRIVAL
Head Articulation
Wired Remote
Foldable, Zero-Clearance Design
750 lb Lift Capacity
12″ Post Legs
Sync Cord Available (Split Sizes)
Headboard Bracket Available
Twin XL $395
Double/Full $490
Queen $495
Compare at $1,199
King $750
In-Stock
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
MARSHALL® Boxspring - High Profile 9"
LIMITED STOCK NEW ARRIVAL
Kiln-Dried Wood Foundation
Classic 9″ High Profile
Pairs With Any Mattress
OEKO-TEX® Certified Cover
FSC-Certified Wood
10 Year Warranty
Made In Canada
Single/Twin SOLD OUT
Twin XL SOLD OUT
Double/Full SOLD OUT
Queen SOLD OUT
Compare at $999
King Split $865
Queen Split $865
Backorder Available
On Display:
Estimated free delivery to M5H 2N1 on Tue, Aug 18
View Details
MARSHALL® Boxspring - Low Profile 6"
LIMITED STOCK NEW ARRIVAL
Kiln-Dried Wood Foundation
Low 6″ Profile
Full-Frame Support
Pairs With Any Mattress
OEKO-TEX® Certified Cover
10 Year Warranty
Made In Canada
Single/Twin SOLD OUT
Twin XL SOLD OUT
Double/Full SOLD OUT
Queen SOLD OUT
Compare at $999
Queen Split $865
King Split $865
Backorder Available
On Display:
Estimated free delivery to M5H 2N1 on Tue, Aug 18
View Details
MARSHALL® Boxspring - Posture Board 2"
LIMITED STOCK NEW ARRIVAL
Kiln-Dried Wood Platform
Slim 2″ Profile
For Platform & Slatted Beds
OEKO-TEX® Certified Cover
FSC-Certified Wood
10 Year Warranty
Made In Canada
Single/Twin SOLD OUT
Twin XL SOLD OUT
Double/Full SOLD OUT
Queen SOLD OUT
Compare at $999
Queen Split $865
King Split $865
Backorder Available
On Display:
Estimated free delivery to M5H 2N1 on Tue, Aug 18
View Details
SERTA® baselogic™ BRONZE Adjustable Base
FLASH SALE LIMITED STOCK NEW ARRIVAL
Head Articulation
Wired Remote
Slim Profile Design
9” Solid Legs
Zero Clearance
Foldable
Twin XL SOLD OUT
Queen $600
Compare at $1,199
King $900
In-Stock
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details
NM 3.0 Advanced Lifestyle Adjustable Base
LIMITED STOCK NEW ARRIVAL
Head & Foot Articulation
Wireless 5-Button Remote
3-in-1 Adjustable Legs (6.5 / 10 / 13.5″)
Foldable & Safe-Locking Design
Battery-Powered Emergency Lowering
Tool-Free Assembly
Sync Wires Included (Twin XL)
Twin XL $593
Double/Full $685
Queen $695
Compare at $1,499
King $940
In-Stock Only 9 left!
On Display:
Free delivery to M5H 2N1 as soon as Tomorrow, Aug 5
Only Pickup available to
M5H 2N1
View Details

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Upgrade your sleep at National Mattress

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Variety: From plush to firm, we have options for every body type and sleep style.
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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.