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OPEN BAG - SERTA® Modern Series™ 8" Medium Firm Gel Foam Mattress - Queen

Serta Modern Series mattresses deliver cutting-edge comfort at a great price point, featuring gel-infused memory foams and a convenient mattress-in-a-box design – all proudly crafted in Canada for today’s lifestyle.

Top Features

Add To Compare

– 8 Inch Model with Double Layers of Comfort

– Serta CoolWick Breathable Cover

– PureComfort Gel Foam with PureComfort Foam Support Core

– Designed and Built in Canada

Our Price: $474.00

$379.20

Retail Price $999.00

In stock

Only 1 left

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➜ A portion of every sale supports the Sleeping Children Around The World (SCAW) Foundation. Click here to learn more.

Our Guarantees

+ Learn More About Open Bag items

+ Full Manufacturer’s Warranty

+ Price Match Guarantee

+ Made in Canada

➜ Not sure which mattress is best for you? Try our MATTRESS SELECTOR to help you decide!

➜ See our REVIEWS from verified customers!

OPEN BAG - SERTA® Modern Series™ 8" Medium Firm Gel Foam Mattress - Queen

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Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-1

Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-2

Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-3

Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-4

Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-5

Memory Foam, Foam Core/No Coils, Queen Size Mattress, Serta Mattress Sale, Buy in Toronto, Mississauga, Markham or Online-6

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Style	Memory Foam, Foam Core/No Coils
Firmness	Firm
Coil Count	N/A
Coil Type	N/A
Core Type	PureComfort™ Foam Support Core
Core Density	1.8 lb/ft³
Height	8 Inches

Collection	Serta® Modern Series™
Model	Modern Comfort - Queen
Warranty	10 Year Warranty
Condition	Open Bag Item - Clearance

Comfort Scale

Soft
Medium
Firm
Extra Firm

Comfort IQ™: This mattress firmness is accurate and comparable to other firm mattresses. (8/10)

Recommended For: Back Sleepers, Stomach Sleepers

Our Guarantees

+ Learn More About Open Bag items

+ Full Manufacturer’s Warranty

+ Price Match Guarantee

+ Made in Canada

➜ Not sure which mattress is best for you? Try our MATTRESS SELECTOR to help you decide!

➜ See our REVIEWS from verified customers!

Description

Serta Modern Comfort 8" Medium Firm Gel Foam Mattress - Queen: Discover Your Dream Sleep

Transform your nightly routine with the Serta Modern Comfort Queen mattress, crafted to envelop you in sumptuous comfort and optimal support. This sophisticated mattress combines innovative PureComfort Gel Foam with a breathable cooling cover to create a refreshing sleep environment. With its ideal medium-firm feel and practical 8-inch height, prepare for an invigorating sleep experience that will leave you recharged and ready for whatever your day holds.

Key Features

Double Layer Comfort: Experience an 8-inch mattress featuring a thoughtful dual-layer design, wherein a supple 2" PureComfort Gel Foam top offers luxurious softness, while a 6" PureComfort Foam Support Core ensures maximum support and durability.
Serta CoolWick Breathable Cover: This advanced cover not only enhances breathability but effectively absorbs moisture, keeping you cool and comfortable throughout the night for a restful slumber.
Craftsmanship You Can Trust: Proudly crafted in Canada, this mattress typifies quality craftsmanship, successfully marrying aesthetic appeal with practicality.

Benefits

Cloud-like Comfort: Delight in the luxurious PureComfort Gel Foam layer that cradles your body, creating an inviting sensation as you drift into deep, restorative sleep.
Reliable Support: The robust 6" PureComfort Foam Support Core is engineered to provide stable and long-lasting support, catering to all sleep positions with ease.
Revitalizing Rest: Optimally designed for uninterrupted slumber, this mattress ensures that you awaken refreshed and revitalized for the day ahead, ready to seize every moment.

Ideal For

The Serta Modern Comfort Queen mattress is perfect for anyone who appreciates a harmonious blend of softness and support. Ideal for individuals or couples who enjoy a medium-firm feel, this mattress is particularly suited for those who seek coolness during sleep and spacious comfort in their bedding.

Details

Dimensions: 60″ x 80″ (152.5cm x 203cm)
Profile Height: 8 Inches
Firmness Level: Medium-Firm
Guarantees: Free next-day delivery, a 100 night sleep trial, full manufacturer's warranty, and a price match guarantee for your peace of mind.
Certifications: All materials used are CertiPUR-US certified, ensuring quality and safety standards.

Elevate your sleep experience with the Serta Modern Comfort Queen mattress, where plush comfort meets essential support. This thoughtfully engineered mattress blends luxurious layers and sturdy design to create a sleep environment that is truly restorative. Indulge in the quality craftsmanship that promises to make every night a rejuvenating retreat into blissful comfort!

Specifications

More Information
Mattress Size	Queen
Mattress Type	Memory Foam , Foam Core/No Coils
Features	Cooling Technology , Temperature Regulating, Breathable, Low Motion Transfer, Pressure Point Relief, Edge Support, Moisture Wicking, Compatible with Adjustable Bed Base
Trending & Offers	Best In Class , Clearance, Limited Stock
Firmness	Firm
Core Type	PureComfort™ Foam Support Core
Core Density	1.8 lb/ft³
Core Material	Polyurethane (polyfoam)
Brands	Serta
Price Range	Great Value
Model	Modern Comfort - Queen
Collection	Serta® Modern Series™
Condition	Open Bag Item - Clearance
Warranty	10 Year Warranty
Sleep Position	Back Sleepers, Stomach Sleepers
Cover Material	Serta CoolWick™ Breathable Cover
Colour	Blue
Quilt	Non-quilted stretch-knit cover
Comfort Layers	2" PureComfort™ Gel Foam
Support Layers	Serta® Support Foam
Mattress Core	6" PureComfort™ Foam Support Core
Mattress Height in Inches	8 .00 Inches
Additional Features	Advanced Cooling Construction
Certifications	CertiPUR-US® certified foams.
Compatible With Adjustable Beds	Yes
Vented	No
Removable Cover	No
Handles	No
Care Instruction	Spot clean. Mattress protector recommended.
Country of Origin	Canada
Manufacturer Contact Information	https://www.sertacanada.com
Queen Size Dimensions	60″ x 80″ (inches) – 152.5cm x 203cm (centimeters)
Custom Sizes Available	No
Product Length (inches)	80 in
Product Width (inches)	60 in
Product Height (inches)	8 in
Product Weight (lb)	76.300000
Product Length (cm)	203.2 cm
Product Width (cm)	152.4 cm
Product Height (cm)	20.3 cm
Product Weight (kg)	34.6 kg
Product Barcode	0690214166441
Product Code	850002928-1050
Product Model Code	SERTA-MODERNCOMFORT
Product SKU	SERTA-MODERNCOMFORT-QUEEN-OPENBAG
Product Category	Mattress
Product Sub Category Tier	Value
Product Type	Mattress - Foam Core
Product Sub Type	Memory Foam

More Info.

Serta is proud to be the manufacturer of the World’s Best Mattress™. Their commitment to quality has made them a leader in the industry, and they look forward to helping you find the right mattress so you can get a better night’s sleep for years to come.

Visit our Mississauga mattress outlet or Toronto mattress outlet to view Serta mattresses on sale and special deals and outlet pricing offers! All mattresses are brand new, sealed, with full manufacturer’s warranty serviced by National Mattress Outlet.

For more than 80 years, Serta has been making consistent investments into the highest quality and most innovative features to ensure that every mattress set we manufacture delivers superior comfort and support. Throughout its history, Serta has been an industry leader, offering many product “firsts” – including the world’s first-ever “tuftless” mattress. Today, Serta is proud to offer a variety of exclusive features including our patented Advanced Comfort Quilt® and Continuous Support® Innerspring.

For more information please visit www.sertacanada.com.

Delivery Options

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

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.

Shop Mattresses

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.

Need help? 1‑800‑631‑4883 [email protected]

Product Questions (24)

Customer Questions

Is this memory foam mattress suitable for side, back, or stomach sleepers?

This memory foam mattress has a specific firmness and layering profile that will suit some sleep positions better than others. Check the comfort description and any recommended sleep positions in the product details to see whether it is best for side...

Is this queen mattress supportive enough for heavier sleepers?

Heavier sleepers typically need a mattress with stronger support so they don't sink too far into the bed. Check the product description for higher-density foams, reinforced coils, or weight capacity guidelines, and consider a medium-firm to firm feel...

Can this mattress be used long-term as my primary bed?

This low motion transfer mattress is designed for regular nightly use when matched with the right foundation and care. Review the durability details, warranty information, and recommended maintenance to see how it is intended to perform as a long-term...

What are the key layers in this mattress that reduce motion transfer?

This mattress uses specific comfort and support layers such as memory foam, transition foams, and/or pocketed coils to help absorb and isolate movement. See the construction and materials section for a layer-by-layer breakdown of how this model minimizes...

Does this mattress come with a sleep trial so back sleepers can test it?

Yes, we offer a 100 night sleep trial with any mattress purchase.

What type of core does this mattress use (foam, coils, or latex)?

This breathable mattress uses a support core made from foam, coils, latex, or a combination, paired with comfort layers and fabrics that promote airflow. Check the construction section to see how the core type and top materials work together to influence...

Do I need a mattress protector for a queen mattress?

A mattress protector is highly recommended. It helps keep the queen mattress clean by guarding against spills, sweat, dust, and allergens, and it can significantly extend the life of the mattress in primary bedrooms or guest rooms.

Will this memory foam mattress hold its shape and support over time?

This memory foam mattress is built with support and comfort foams selected to maintain their feel under normal use. Review the durability details, foam densities (if provided), and care recommendations in the product description to understand how to...

Is this queen mattress suitable for a platform bed or storage bed?

Most queen mattresses are compatible with platform and storage beds as long as the base provides adequate support. Check the product details for any specific base recommendations and ensure your bed frame's slats or platform are sturdy and properly ...

Is this mattress appropriate if I have back or joint issues?

This pressure-relief mattress is designed to cushion pressure points while supporting your spine, but individual needs can vary. Check the firmness level, support technologies, and customer reviews, and consult your healthcare provider if you have specific...

What comfort and support technologies does this Serta mattress use?

This Serta mattress uses a combination of comfort and support technologies such as a coil support system, reinforced zones, and specialty comfort foams that may include memory foam or gel-infused foam. Check the product description for a breakdown of...

Is this Serta mattress better for a primary bedroom or a secondary/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 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...

Is this mattress suitable for back-sleeping couples?

This mattress is designed to provide strong support for back sleepers along with good motion isolation, making it a solid option for couples. Its construction helps keep both partners aligned while limiting how much they feel each other's movements.

Do I need a mattress protector for warranty?

Some warranties strongly recommend or require using a mattress protector to prevent stains and damage. Check the care and warranty instructions on this product page to see if a protector is required or simply advised for maintaining coverage.

Is this an authentic Serta mattress?

This mattress is part of the official Serta lineup and is sourced through authorized distribution channels. You can verify authenticity by checking the law tag, model name, and branding on the product and packaging, which should clearly show the Serta...

Is this queen mattress compatible with an adjustable base?

Many foam and hybrid queen mattresses are compatible with adjustable bases and are designed to bend and flex as the base moves. Check the product description for specific notes on adjustable base compatibility and follow the manufacturer's guidelines...

Has this memory foam mattress been tested for emissions or safety standards?

This memory foam mattress is manufactured to meet applicable safety and flammability regulations, and its foams may be tested for content and emissions. Check the product details for specific information on any standards, certifications, or safety testing...

Is this mattress durable enough for nightly side sleeping?

This mattress is constructed with quality support and comfort layers designed to withstand repeated compression at typical side-sleeper pressure points. When used with a supportive base and a mattress protector, it is built to maintain its comfort and...

Is this mattress designed for temperature regulation or just basic cooling?

This mattress is designed with temperature-regulating features such as phase-change fabrics, breathable layers, or heat-absorbing and releasing materials intended to smooth out temperature swings, not just cool you down. Check the construction and materials...

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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