10 Best furnace filters in Canada

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Last Updated - 2025/06/10

Best Choice

01
Filtrete

Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 6 Filters

9.7 Durability

9.5 worth the money

9.5 Easy installation
Main highlights

VERSATILE USES: Works for changing the home air filters in your furnace, air conditioner/heating system or HVAC system; for optimal performance, change your filter at least once every 90 days
MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated 1” Filtrete 16x25x1 MPR 1500 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
EXCLUSIVE TECHNOLOGY: Air filter designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 15.69 x 24.69 x 0.78
COUNTLESS MICROPARTICLES: With a 1500 MPR and MERV 12 rating, as well as a 54% small particle capture rate (1), your Filtrete Filter will help capture many microparticles from the air passing through it
CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air to make the air cleaner
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9.7

Exceptional

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02
Healthy Climate

Lennox Healthy Climate 16x25x5 X6670 MERV 11 Filter-Actual Size 15 3/4" x 24 3/4" x 4 3/8". Pack of 3.

9.9 Easy installation

9.9 Precision

9.7 worth the money
Main highlights

Replaces Honeywell FC35A1001, FC100A1029, FC200E1029
Replaces EXPXXFIL0016, EXPXXUNV0016, EXPXXLMC0016, FILCCCAR0016, FILBBCAR0016
Nominal Size: 16 inch x 25 inch x 5 inch
Genuine Lennox Replacement Filter, MERV 11, Replaces X6670 for Lennox Model HCF16-10, HCC16-28
Actual Size:15 3/4 inch x 24 3/4 inch x 4 3/8 inch
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9.5

Excellent

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Value for Money

03
Filtrete

Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters

27% Off Free Shipping

9.9 Easy installation

9.9 Durability

9.1 worth the money
Main highlights

VERSATILE USES: Works for changing the home air filters in your furnace, air conditioner/heating system or HVAC system; for optimal performance, change your filter at least once every 90 days
MAKE YOUR HOME YOUR SANCTUARY: 2-pack of 3-month pleated 1” Filtrete 16x25x1 MPR 1500 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
EXCLUSIVE TECHNOLOGY: Air filter designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 15.69 x 24.69 x 0.78
COUNTLESS MICROPARTICLES: With a 1500 MPR and MERV 12 rating, as well as a 54% small particle capture rate (1), your Filtrete Filter will help capture many microparticles from the air passing through it
CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air to make the air cleaner
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9.3

Excellent

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04
Filtrete

Filtrete 16x25x1 Furnace Filter, MPR 300, MERV 5, Clean Living Basic Dust 3-Month Pleated 1-Inch Air Filters, 6 Filters

15% Off Free Shipping

9.9 Simple to use

9.5 Easy installation

9.5 Easy to build
Main highlights

VERSATILE USES: Works for changing the home air filters in your furnace, air conditioner/heating system or HVAC system
MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated Filtrete 16x25x1 MPR 300 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
EXCLUSIVE TECHNOLOGY: Air filter designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles to make air cleaner as it flows through
DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 15.69 x 24.69 x 0.81
COUNTLESS PARTICLES: With a 300 MPR and MERV 5 rating, your Filtrete Filter will help capture many particles from the air passing through it
CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
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9.1

Excellent

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05
PleatMate Furnace Filters

16x25x1 MERV 8 Case of 6 Pleated Furnace & A/C Air Filter. Made in Canada by FurnaceFilters.Ca
Main highlights

Standard 16 x 25 x 1 Pleated Filters manufactured by PleatMate Furnace Filters in Canada
MERV 8 Rated
Compare to 3M Filtrete 1000 MPR (Mirco Particle Rating)
Case of 6
Actual / Exact Size : 15-1/2" x 24-1/2" x 3/4"
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8.9

Very Good

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06
Filtrete

Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

Free Shipping
Main highlights

washable and non-electrostatic pleated 1" filters
Outperforms fiberglass
Lasts up to 3 months
Carries a 1000 Microparticle Performance Rating (MPR)
Attracts and captures microscopic particles like smoke and smog and large allergens like mold spores and pollen from the air passing through the filter
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8.7

Very Good

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07
electro-air

Five Seasons M1-1056 Replacement MERV 11 Premium Box Furnace Filter for Air Cleaner Purification Systems, 1400 CFM, 25.5 x 5.25 x 15.38" (3 Pack)
Main highlights

Genuine Electro-Air Part # M1-1056 Size 15 3/8 x 25 1/2 x 5 1/4 MERV 11 Case of 3
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8.5

Good

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08
AirPurete

M1-1056, AMP M1-1056 Replacement Filter | AirPurete AP- M116255 | Actual Size 15 3/8" x 25 1/2" x 5 1/4" (16x25x5) | Pack of 3 | Compatible with Reliance Smart Air | Manufactured in Canada

9.9 Easy installation

9.9 Precision

9.5 worth the money
Main highlights

Nominal Size: 16x25x5
MERV 11 high capacity and efficiency filter (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pollen, dust, and lint by trapping 95% of airborne particles without impacting air flow.
Compatible with M1-1056, AMP M1-1056 and Reliance Smart Air furnace.
AirPurete filters are manufactured and assembled in Canada.
Actual Size: 15-3/8" x 25-1/2" x 5-1/4" | 15.38 x 25.50 x 5.25 Inches
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8.4

Good

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09
PleatMate Furnace Filters

16x25x4 (3 5/8") MERV 8 Pleated Furnace Filter. Actual/Exact Size 15-1/2" x 24-1/2" x 3 5/8". Case of 4 Made in Canada by PleatMate Furnace Filters

9.9 Easy installation

9.5 worth the money
Main highlights

NOT COMPATIBLE WITH HONEYWELL 16x25x4 - FC100A1029 FILTER
MERV 8 Rated
Case of 4
Actual Size : 15-1/2" x 24-1/2" x 3-5/8"
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8.3

Good

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10
Electro-air

M1-1056 Furnace Filter | Actual Size: 15-3/8" x 25-1/2" x 5-1/4" (16" x 25" x 5") | MERV 11 | Pack of 1
Main highlights

Package Quantity: 1
Nominal Size (in): 16 x 25 x 5
MERV Rating: 11
Filter Type: Pleated
ACTUAL DIMENSION 15.3/8" x 25.1/2" x 5.1/4"
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8.2

Good

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