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HVAC Filtration - 3 - Mega Sale! Save up to 30%


Mega Sale! Up to 30% off on HVAC Filtration at Frontier Science. Top brands include FilterBuy, Tier1, Nordic Pure, Filters Fast, Flanders, Air Bear, AIRx Filters, Glasfloss, Aprilaire, MicroDefense by Honeywell, Goodman, & BestAir. Hurry! Limited time offers. Offers valid only while supplies last.



FilterBuy 16x25x1 MERV 13 Pleated AC Furnace Air Filter, (Pack of 6 Filters), 16x25x1 – Platinum
FilterBuy 16x25x1 MERV 13 Pleated AC Furnace Air Filter, (Pack of 6 Filters), 16x25x1 – Platinum
By FilterBuy
In Stock
$54.96

mpn: AFB16x25x1M13pk6,

The AFB Platinum MERV 13 furnace / air filter is a best in class, hospital grade filter. The Platinum filter by AirFilterBuy offers the best level of filtration possible while still allowing a traditional residential or business HVAC unit to function...


Honeywell FC100A1037 20x25x5 Merv 13 Replacement Air Clean Filter (2 Pack)
Honeywell FC100A1037 20x25x5 Merv 13 Replacement Air Clean Filter (2 Pack)
By Tier1
In Stock
$57.31

mpn: DPFW20X25X5M13, ean: 0799932611919,

Boasting a MERV 13 rating, these comparable replacements for the Honeywell FC100A1037 and FC200E1037 air filters by Tier1, will capture 90% of airborne particles 1 micron or smaller. For up to six months per replacement, these filters will ensure you...


Nordic Pure 18x20x1 MERV 10 Pleated AC Furnace Air Filter, Box of 6
Nordic Pure 18x20x1 MERV 10 Pleated AC Furnace Air Filter, Box of 6
By Nordic Pure
In Stock
$38.66

mpn: 18x20x1M10-6, ean: 0848224016748,

The Nordic Pure MERV 10 pleated allergen reduction electrostatic air filter will vastly improve the air quality in your home or business. With each pass through your MERV 10 pleated air filter, the air in your living space improves. This electrostati...


Nordic Pure 20x25x5 (4-3/8 Actual Depth) Honeywell Replacement Pleated MERV 12 Plus Carbon AC Furnace Air Filter, Box of 2
Nordic Pure 20x25x5 (4-3/8 Actual Depth) Honeywell Replacement Pleated MERV 12 Plus Carbon AC Furnace Air Filter, Box of 2
By Nordic Pure
In Stock
$56.96
$56.92

mpn: 20x25x5HPM12C-2, ean: 0848224141648,

Nordic Pure MERV 12 rated plus carbon pleated AC air filters are made of a new dual material where MERV rated material has been fused together with a carbon layer. The M12 pleated with carbon air filter will give you 33% more activated carbon with le...


2 FilterBuy 20x25x6 Aprilaire Space Gard 201 Compatible Pleated AC Furnace Air Filters. AFB Platinum MERV 13.
2 FilterBuy 20x25x6 Aprilaire Space Gard 201 Compatible Pleated AC Furnace Air Filters. AFB Platinum MERV 13.
By FilterBuy
In Stock
$66.49

mpn: ASG20x25x6M13pk2, ean: 0717267200141,

The AFB Platinum 20x25x6 Aprilaire Space-Guard replacement filter is the best in class replacement filter available on the market. It is designed to fit Aprilaire 2200 and 2250 air cleaners but offers a superior filtration technology Note that unlik...


Nordic Pure 24x24x1M13-6 24x24x1 MERV 13 Pleated AC Furnace Air Filter, Box of 6, 1-Inch
Nordic Pure 24x24x1M13-6 24x24x1 MERV 13 Pleated AC Furnace Air Filter, Box of 6, 1-Inch
By Nordic Pure
In Stock
$46.13

mpn: 24x24x1M13-6, ean: 0816387011474,

The Nordic Pure MERV 13 anti-allergen pleated air filter is the ideal filter to reduce airborne contaminants in your home or business. With each pass through your MERV 13 air filter, the air in your environment improves. This electrostatic air filter...


30'' x 30'' x 1'' (Actual Size: 29.5'' x 29.5'' x 0.75'') 1'' Pleated Air Filter MERV 11 - 6-pPack by Filters Fast
30" x 30" x 1" (Actual Size: 29.5" x 29.5" x 0.75") 1" Pleated Air Filter MERV 11 - 6-pPack by Filters Fast
By Filters Fast
In Stock
$69.28

mpn: 30x30x1, ean: 0642872693807,

30x30x1 The 1" Air Filters MERV 11 - Case of 6 Filters is a set of MERV 11 filters that effectively reduce pollen, dust, pet dander, mold spores, dust mites and other allergens from indoor air. Removing these airborne particles. (Actual size: 29.5"x2...


Smilie Cut-to-Fit Synthetic Air Filter, MERV 4, 20 x 30 x 1-Inch, 6-Pack
Smilie Cut-to-Fit Synthetic Air Filter, MERV 4, 20 x 30 x 1-Inch, 6-Pack
By Flanders
In Stock
$41.94
$34.65
You Save: 17%

mpn: SM1006, ean: 0031949154660,

4.4 out of 5 stars with 44 reviews
The Flanders Smilie Cut-to-Fit Synthetic Air Filter is an ideal replacement for any hard to find specialty filters. Easily cut the 20-inch by 30-inch filter to size with shears or a razor knife. This air filter holds its shape and requires no frame s...


Air Bear 259112-105-3PK Trion N/A Air Bear Cub Air Bear Cub Replacement MERV 11 Media Filter, 16x25x5 inches, 3 Pack
Air Bear 259112-105-3PK Trion N/A Air Bear Cub Air Bear Cub Replacement MERV 11 Media Filter, 16x25x5 inches, 3 Pack
By Air Bear
In Stock
$90.99
$83.55
You Save: 8%

mpn: AIR-BEAR-259112-105-3PK, ean: 0723434212008,

4.9 out of 5 stars with 40 reviews
Trion 259112-105-3 Air Bear Supreme Replacement Media Filter 16 x 25 x 5, MERV 11 (3 pack)MERV 11 filtration. Nominal: 16 x 25 x 5. Actual: 15 3/4 x 24 1/4 x 4 7/8. This is not a replacement for a Lennox furnace filter.. Made in the USA. ...


AIRx HEALTH 16x20x1 MERV 13 Pleated Air Filter - Made in the USA - Box of 6
AIRx HEALTH 16x20x1 MERV 13 Pleated Air Filter - Made in the USA - Box of 6
By AIRx Filters
In Stock
$34.79
$32.73
You Save: 6%

mpn: HEALTH-162001-6, ean: 0856781006102,

4.0 out of 5 stars with 10 reviews
Use airx odor 20x20x1 furnace filters to turn your air conditioning and heating system into a whole house air cleaner, dramatically reducing dust and pollen throughout your home. Using a mere 8 carbon havoc filter media, these 20" x 20" x 1" air filt...


20x20x2 Merv 8 Furnace Filter (12 Pack)
20x20x2 Merv 8 Furnace Filter (12 Pack)
By Glasfloss
In Stock
$54.05

mpn: AZ2-V2-GF-M8-022020, ean: 0707470865534,

The Glasfloss Z-Line Series pleated filters offer improved performance for virtually every application. All Glasfloss Z-Line pleated filters feature fibers which do not absorb moisture and will not support microbial growth. The Glasfloss Z-Line Serie...


Nordic Pure 16x25x1 MERV 10 Pleated AC Furnace Air Filter, Box of 6
Nordic Pure 16x25x1 MERV 10 Pleated AC Furnace Air Filter, Box of 6
By Nordic Pure
In Stock
$38.46
$37.31
You Save: 3%

mpn: 16x25x1M10-6, ean: 0848224016656,

The Nordic Pure MERV 10 pleated allergen reduction electrostatic air filter will vastly improve the air quality in your home or business. With each pass through your MERV 10 pleated air filter, the air in your living space improves. This electrostati...


Aprilaire 313 Replacement Filter
Aprilaire 313 Replacement Filter
By Aprilaire
In Stock
$52.15
$50.95
You Save: 2%

mpn: 313, ean: 0686720003134,

This is the MERV 13 replacement filter Aprilaire Air Cleaners.  The filter is the heart of the air cleaner and needs to be changed once a year. Use only genuine Aprilaire SelfSeal #313 to ensure the best performance of your air cleaner.For models 23...


Nordic Pure 20x25x2 MERV 10 Pleated AC Furnace Air Filter, Box of 3
Nordic Pure 20x25x2 MERV 10 Pleated AC Furnace Air Filter, Box of 3
By Nordic Pure
In Stock
$41.62
$29.13
You Save: 30%

mpn: 20x25x2M10-3, ean: 0848224016922,

4.8 out of 5 stars with 25 reviews
The Nordic Pure MERV 10 pleated allergen reduction electrostatic air filter will vastly improve the air quality in your home or business. With each pass through your MERV 10 pleated air filter, the air in your living space improves. This electrostati...


MicroDefense by Honeywell CF100A1620/U Filter, 16x20x4
MicroDefense by Honeywell CF100A1620/U Filter, 16x20x4
By MicroDefense by Honeywell
In Stock
$22.00

mpn: CF100A1620/U, ean: 0085267774413,

Easy flow micro defense energy efficiency filters air particles such as pollen, dust, mold spores, common allergens, clothing fibers and carpet fibers.Easy flow Micro defense energy efficiency filters air particles such as pollen, dust, mold spores, ...


Nordic Pure 20x25x2M8-3 MERV 8 Pleated AC Furnace Air Filter, 20x25x2, Box of 3
Nordic Pure 20x25x2M8-3 MERV 8 Pleated AC Furnace Air Filter, 20x25x2, Box of 3
By Nordic Pure
In Stock
$27.31
$27.26

mpn: 20x25x2M8-3, ean: 0816387012976,

20x25x2 MERV 8 Pleated Air Condition Furnace Filter Box of 3-Manufactured by Nordic Pure.Actual Size of Filter: 19-1/2 x 24-1/2 x 1-3/4. Electrostatic filter captures large airborne particles like household dust, mold spores, and pollen. Outperforms ...


M8-1056 20x25x5 (Actual Size: 20-1/4 x 25-3/8 x 5-1/4) Amana & Five Seasons MERV 11 Media Filter (3 Pack)
M8-1056 20x25x5 (Actual Size: 20-1/4 x 25-3/8 x 5-1/4) Amana & Five Seasons MERV 11 Media Filter (3 Pack)
By Goodman
In Stock
$75.00
$60.00
You Save: 20%

mpn: M8-1056,

4.0 out of 5 stars with 13 reviews
Genuine OEM FS2025 Goodman / Five Seasons Air Cleaner Filter - M8-1056 Original Goodman / Five Seasons Replacement Pleated Media Filter Merv 11 Rated Also Fits Electro-Air EAMU2025, Five Seasons FSMU2025, Amana AMU2025, Carrier CMF2025, Coleman CEMU2...


16x25x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.011625, Pack12
16x25x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.011625, Pack12
By Flanders
In Stock
$21.74

mpn: 10055.01162, ean: 0031949150266,

16x25x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.011625, Pack1216" x 25" x 1". EZ Flow II spun fiberglass disposable furnace filter. Flat panel. No metal media retainers. Up to MERV rating 4. ...


BestAir HW2025-8R Furnace Filter, 20'' x 25'' x 4'', Honeywell Replacement, MERV 8
BestAir HW2025-8R Furnace Filter, 20" x 25" x 4", Honeywell Replacement, MERV 8
By BestAir
In Stock
$29.99
$29.96

mpn: HW2025, ean: 0791769469961,

BestAir Extreme Allergens, Pollen and Dander Air Cleaning Filter For Honeywell - 20 X 25 X 4 MERV 8. Optimized For Honeywell 20 x 25 x 4 (actual 20 x 24 ⅞ x4 1/4"). Fits Honeywell Air Cleaner Models: F100B1032, F100B1040, F100F1087, F100F1095, F100...


20x20x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.012020, Pack12
20x20x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.012020, Pack12
By Flanders
In Stock
$27.00

mpn: 10055-012020, ean: 0031949150273,

20x20x1, Percisionaire Ez Flow Ii Front Panel Merv 4, 10055.012020, Pack1220" x 20" x 1". EZ Flow II spun fiberglass disposable furnace filter. Flat panel. No metal media retainers. Up to MERV rating 4. ...



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