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Showing mattresses available in : Toronto GO
  • Over 5,000 Mattresses In Stock
  • Wholesale/Outlet Pricing
  • Everything Brand New and Sealed
  • Free Delivery On Orders Over $199

NM HD 8" Extra-Firm High Density Foam Mattress - Double/Full

Meet NM® HD+™ Core—mattresses built around high‑density foam for durable support, low motion transfer for quieter nights, zoned lumbar for alignment, and reinforced edges for full‑width comfort. Available in firm, medium, and plush feels across Twin, Twin XL, Full/Double, Queen, and King.

Top Features

– Extra-Firm High Density Foam Core

– HD Foam Support Layer

– Cotton Fabric Quilted Top

– 25 Year Warranty

– Made In Toronto, Canada

Our Price:
$361.00
Retail Price $699.00
In stock
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Applicable Offers

NM HD 8" Extra-Firm High Density Foam Mattress - Double/Full
Style Traditional, Foam Core/No Coils
Firmness Extra Firm
Coil Count N/A
Coil Type N/A
Core Type NM® HD+™ High Density Support Core
Core Density 1.8 lb/ft³
Height 8 Inches
Collection NM® HD+™ Core
Model Core - Extra Firm 8" Tight Top - Double/Full
Warranty 25 Year Warranty
Condition Brand new, manufacturer sealed.
Comfort Scale
  • Soft
  • Medium
  • Firm
  • Extra Firm
Comfort IQ™: This mattress is EXTREMELY FIRM compared to other extra-firm mattresses. (12/10)
Recommended For: Back Sleepers, Stomach Sleepers

NM HD 8" Extra-Firm High Density Foam Mattress - Your Gateway to Superior Sleep Support

Introducing the NM HD 8" Extra-Firm Mattress, meticulously designed for those who prioritize robust support and lasting comfort. Crafted proudly in Toronto, Canada, this mattress defies the ordinary with its remarkable 12/10 firmness level. Embrace sleep like never before, knowing each night will furnish you with the rejuvenating rest your body deserves, all backed by exceptional craftsmanship and quality materials.

Key Features

  • Robust High Density Foam Core: Ensures optimal spinal alignment, promoting a restful night of sleep free from discomfort, so you wake up each morning ready to conquer the day.
  • Stabilizing Support Layer: Designed to minimize motion transfer, this layer guarantees undisturbed sleep for you and your partner, allowing for a refreshing experience every night.
  • Soft Cotton Quilted Surface: The luxurious, breathable top fabric not only enhances comfort but also provides a cool and inviting sleep environment, regardless of the season.
  • 10-Year Warranty: Sleep soundly with our decade-long warranty, ensuring the mattress maintains its premium quality for years of restful nights.
  • Local Craftsmanship: Proudly manufactured in Toronto, Canada, this mattress reflects dedication to superior quality and is a strong, trustworthy choice for your sleep sanctuary.

Benefits

  • Support Beyond Compare: Perfect for back and stomach sleepers, this mattress provides unwavering support, promoting better sleep posture and alleviating morning aches.
  • Stay Cool and Comfortable: The breathable quilted top layer promotes air circulation, offering you a tranquil and cool sleep experience, no matter the temperature outside.
  • Certified Peace of Mind: Constructed with CertiPUR-US certified foams, this mattress meets high standards for durability and performance, free from harmful chemicals, ensuring your health is a priority.

Ideal For

This mattress is the perfect choice for discerning sleepers who value strength and comfort in their bed. Suitable for:

  • Back sleepers in need of solid spinal support for a peaceful night’s rest.
  • Stomach sleepers who benefit from a firm surface that ensures their body stays aligned for maximum comfort.
  • Anyone seeking a reliable, locally-made mattress that stands the test of time.

Details

Discover the specifications of the NM HD 8" Extra-Firm Mattress:

  • Dimensions: 54″ x 75″ (inches) – 137cm x 190.5cm (centimeters)
  • Profile Height: 8 Inches
  • Firmness Level: Extra Firm
  • Core Material: 8" Extra Firm High Density Foam
  • Comfort Layer: 1/4″ Poly-Fill for an additional plush feel
  • Style: Traditional Foam Core with No Coils for comprehensive support

With an enticing price match guarantee and a risk-free 100 Night comfort trial, explore the NM HD 8" Extra-Firm Mattress with confidence. Visit our showrooms located in Toronto, Markham, Mississauga, Kitchener, Hamilton, Barrie, and North York to feel the inviting embrace of this extraordinary mattress. Seize the opportunity to elevate your sleep experience with National Mattress Outlet!

More Information
Mattress Size

Double/Full

Mattress Type

Traditional, Foam Core/No Coils

Features

Low Motion Transfer, Zoned Lumbar Support, Edge Support

Firmness

Extra Firm

Core Type

NM® HD+™ High Density Support Core

Core Density 1.8 lb/ft³
Core Material Polyurethane (polyfoam)
Brands NM
Price Range Great Value
Model Core - Extra Firm 8" Tight Top - Double/Full
Collection NM® HD+™ Core
Condition Brand new, manufacturer sealed.
Warranty 25 Year Warranty
Sleep Position Back Sleepers, Stomach Sleepers
Cover Material Breathable Cotton Blend
Colour White, Black
Quilt 1/2″ High Density Foam Support Quilt
Comfort Layers 1/4″ Poly-Fill
Support Layers Extra Firm HD+™ High Density Foam
Mattress Core 8″ Extra Firm High Density Foam
Mattress Height in Inches 8.00 Inches
Additional Features Edge Guard
Certifications CertiPUR-US® certified foams.
Compatible With Adjustable Beds No
Vented No
Removable Cover No
Handles No
Care Instruction Spot clean. Mattress protector recommended.
Country of Origin Canada
Double/Full Size Dimensions 54" x 75" (inches) - 137.2cm x 190.5cm (centimeters)
Custom Sizes Available Yes
Product Length (inches) 75 in
Product Width (inches) 54 in
Product Height (inches) 8 in
Product Weight (lb) 64.400000
Product Length (cm) 190.5 cm
Product Width (cm) 137.2 cm
Product Height (cm) 20.3 cm
Product Weight (kg) 29.2 kg
Product Barcode 2000575001752
Product Model Code NM-CORE
Product SKU NM-CORE-DOUBLEFULL
Product Category Mattress
Product Sub Category Tier Value
Product Type Mattress - Foam Core
Product Sub Type Traditional - Tight-Top

NM Brand Mattresses

Exceptional Comfort. Locally Crafted. Unmatched Value.

At NM, we believe everyone deserves a great night's sleep without overspending. That's why our NM Brand mattresses are proudly manufactured locally, ensuring exceptional quality and unbeatable prices you simply won't find anywhere else.

Premium Quality, Affordable Prices

Each NM mattress is thoughtfully crafted with premium materials and meticulous attention to detail, delivering outstanding comfort and support for every sleeper. By partnering directly with trusted local manufacturers, we eliminate unnecessary markups and bring you unmatched value.

Designed for Every Budget and Preference

Whether you prefer a firm mattress for optimal support, a plush surface for luxurious comfort, or something perfectly balanced, NM has the right mattress for your needs. Our wide range ensures you'll find the perfect match without stretching your budget.

Why Choose NM Brand?

  • Locally Manufactured: Supporting Canadian craftsmanship and quality control.

  • Superior Value: High-quality mattresses at unbeatable prices.

  • Variety and Versatility: Comfort options to suit every sleep preference and budget.

  • Durable and Reliable: Built to provide lasting comfort night after night.

Discover the NM difference—affordable, comfortable sleep that's locally crafted for your best night's rest.

Greater Toronto Area and Ontario Delivery Map

What’s Included

We offer FREE DELIVERY to all major cities in Ontario and the surrounding area on orders over $199. A delivery surcharge of $45 applies to orders under $199.

Select your delivery date at checkout (if applicable) and add any special instructions in the order comments (e.g., “Ring Buzzer #1234”). If a date isn’t shown or selected at checkout, you’ll receive an email with scheduling options. Day‑of, you’ll get a text and email with a 2‑hour window and live tracking. Estimates apply to in‑stock items; rural or weather‑affected addresses may require extra time.

Greater Toronto Area and Ontario Free Mattress Delivery Map

Ontario Local Delivery Areas

Next‑day available
Halton Region
Burlington • Oakville • Milton • Georgetown • Halton Hills
Next‑day available
Peel Region
Mississauga • Brampton • Caledon
Next‑day available
City of Toronto
York • Including Downtown Core
Next‑day available
York Region
Vaughan • King • Richmond Hill • North York • Aurora • Newmarket • Markham • Scarborough
Next‑day available
Durham Region
Pickering • Ajax • Whitby • Oshawa • Whitchurch‑Stouffville
Next‑day available
Waterloo Region
Guelph • Kitchener • Cambridge • Waterloo
Next‑day available
Hamilton
Including Dundas • Grimsby • Stoney Creek • Ancaster
1–3 days on average
Niagara
Niagara Falls • Niagara‑on‑the‑Lake • St. Catharines • Thorold • Welland
Next‑day & 1–3 days
Simcoe Region
Barrie • Innisfil • Orillia • Midland • Collingwood • Bradford • Washago and more
1–3 days on average
Northern &
Eastern Ontario
Cobourg • Peterborough • Kawartha Lakes • Minden • Haliburton • Port Perry • Bowmanville and more
1–3 days on average
Western Ontario
London • Stratford • Woodstock • Brantford • Grand Bend • Port Elgin • Tobermory and more

Note: Please select your delivery date at checkout (if applicable). Add any special instructions in the comments box. If a delivery date isn’t available at checkout, you’ll receive an email with date options after your order is processed. If the proposed date doesn’t work, reply to reschedule.

 

Need delivery outside the GTA?

We also ship to all provinces in Canada at competitive rates (territories excluded). Enter your postal code at the top of the website to see what’s available.

Ready to Sleep Better?

Shop online 24/7 or visit any National Mattress location across Ontario. Spend $199+ and relax—your new mattress will arrive quickly and free of charge locally, or ship fast across Canada.

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Frequently Asked Questions

Where does National Mattress offer free local delivery?

We offer FREE local delivery to major cities across Ontario on orders of $199+. Check the region cards above for specific cities.

Do you ship mattresses across Canada?

Yes. We ship select roll‑packed mattresses to all provinces (YT, NT, NU excluded). Transit times range from 1–2 days in ON & QC to 3–4 days in BC and NL after shipping.

Is next‑day delivery available in the GTA?

Yes. FREE next‑day local delivery is available in many GTA and surrounding areas, subject to inventory and cutoff times.

What if my Ontario local order total is under $199?

A $45 delivery surcharge applies to orders under $199.

How do I schedule or change my delivery date?

Select a date at checkout. If a chosen date isn’t available, you’ll receive an email proposing an alternative—simply reply to reschedule. In‑store purchases can be scheduled at the time of sale.

Will I get tracking updates?

Yes. Local deliveries include day‑of text/e‑mail with a 2‑hour window plus live GPS tracking. Canada‑wide shipments include a courier tracking number once picked up.

Do you deliver to Yukon, Nunavut, or the Northwest Territories?

No. We currently do not deliver to YT, NU, or NT.

© National Mattress. All rights reserved.

Customer Questions
Is this tight top mattress better suited for a primary bedroom or a guest room?
This mattress offers a specific combination of comfort, support, and durability that may make it ideal for nightly use in a primary bedroom. Review the firmness, build quality, and price point to decide where it best fits in your home.
Is this mattress suitable if my partner and I have different comfort preferences?
This low motion transfer mattress is designed with a balanced comfort and support profile, which may accommodate a range of preferences. Review the firmness rating, motion isolation details, and customer reviews to see how well it works for couples ...
How does this extra-firm model compare in feel to your firm and medium-firm models?
This extra-firm mattress is noticeably harder and flatter at the surface than our firm and medium-firm options. If you want maximum support with minimal cushioning, choose this extra-firm model; if you prefer some contouring and softer pressure relief...
Is this mattress a true tight top or does it have extra cushioning on top?
This mattress is constructed as a true tight top, with comfort layers integrated directly under a flat, uniform cover and no separate pillow or Euro-top pad. You can see the smooth, traditional surface in the product images and description, which distinguishes...
Can I use this full size mattress on a slatted bed frame?
Yes, most full size mattresses can be used on slatted frames as long as the slats are sturdy and properly spaced. Many manufacturers recommend slats that are no more than about 3 apart to support the mattress and prevent sagging between slats.
What type of mattress protector should I use that wont feel hot or noisy?
Look for waterproof protectors made with soft, breathable fabrics and a quiet backing layer. Modern protectors are often designed to feel like a regular sheet while still blocking liquids and minimizing crinkling sounds when you move at night.
What edge support technology does this mattress use?
This mattress uses specific edge support features such as firmer perimeter coils, high-density foam rails, or both to reduce roll-off and make the sides more supportive. See the construction and materials section for a description of the edge support...
Is this 8 inch mattress all foam or does it include coils?
This mattress uses the construction described in the materials section of the product page, such as all foam, all coil, or a hybrid combination. Review the listed support core and comfort layers to understand how the mattress is built and what type of...
Is this 8 inch mattress a good value for the price?
This 8 inch mattress is designed to offer a balance of support, comfort, and affordability. Review the materials, warranty, and customer reviews on the product page to see how it performs in real world use and whether it meets your expectations for value...
How should I care for and clean this firm mattress?
Use a mattress protector to guard against spills and stains, vacuum the surface occasionally to remove dust, and follow the manufacturer's spot-cleaning instructions for any accidents. Avoid harsh chemicals or soaking the mattress, and ensure it dries...
What are the exact dimensions of this 8 inch mattress?
This mattress is approximately 8 inches high and is available in standard sizes such as Twin, Twin XL, Full, Queen, and sometimes King, as well as RV or specialty sizes. Check the size chart on the product page for precise width, length, and height measurements...
Is this 8 inch mattress compatible with an adjustable base?
Some 8 inch foam and hybrid mattresses are flexible enough for use on adjustable bases. Check the product description for information about adjustable base compatibility and follow the manufacturer's guidelines to ensure the mattress will perform...
Will this 8 inch mattress feel different from my current thicker mattress?
Yes, an 8 inch mattress often feels a bit firmer and less plush than a thicker mattress with multiple comfort layers. You may notice less sink and a more straightforward support feel. Check the firmness rating, materials, and user reviews on the product...
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