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Good DealUBeesize 14x14x1 Air Filter(6-Pack),Upgrade AC/HVAC/Furnace Filter,MERV 8 MPR 700,Easy to Close/Open,1xReusable ABS Frame+6xReplaceable Filter(Actual Size: 13.54x13.54x0.87 Inch)$18.88Save $10.23Online - Amazon.comTypically:$29.11Save $10.23MSRP:$20.03Save $1.15 - Good Deal
Good DealDorman 904-7904 Crankcase Ventilation Filter Compatible with Select Models$7.06Save $55.56Used - Amazon.comTypically:$62.62Save $55.56MSRP:$73.19Save $66.13 - Good Deal
Good DealNordic Pure 12x30x1 (11 7/8 x 29 7/8 x 3/4) Pleated Air Filters MERV 7 Plus Carbon 2 Pack$30.02Save $13.36Online - Amazon.comTypically:$43.38Save $13.36 - Good Deal
Good DealCastle Filters One-Year HVAC Furnace Filter, MERV 6, 20x36x1, 1 Count (Pack of 1)$12.99Save $23.67Used - Amazon.comTypically:$36.66Save $23.67 - Good Deal
Good DealUBeesize Air Filter 16x20x1 (9-Pack), MERV 11 MPR 1200 AC/HVAC Furnace Filters,Deep Pleated Air Cleaner, (Actual Size 15.75" x 19.69" x 0.79"),1x Reusable ABS Frame+9 x Filter,Breathe Fresher$31.88Save $10.73Online - Amazon.comTypically:$42.61Save $10.73MSRP:$60.99Save $29.11 - Good Deal
Good DealNordic Pure 10x10x1 (9 1/2 x 9 1/2 x 3/4) Furnace Air Filters MERV 10 Pleated Plus Carbon 2 Pack$8.09Save $29.53Used - Amazon.comTypically:$37.62Save $29.53 - Good Deal
Good DealArm & Hammer Enhanced Air Filter, 12x20x1, 4-Pack$24.96Save $9.59Online - Amazon.comTypically:$34.55Save $9.59MSRP:$41.03Save $16.07 - Good Deal
Good DealGAOMON Commerical Hood Filters 19.5W x 15.5H Inch, 430 Stainless Steel 5 Grooves, Range Hood Filters for Restaurant Kitchen Exhaust Hoods, Pack of 6$23.17Save $91.90Used - Amazon.comTypically:$115.07Save $91.90MSRP:$89.99Save $66.82 
Nordic Pure 18x18x1 (17_3/4 x 17_3/4 x 3/4) Pleated Air Filters MERV 14 Plus Carbon 4 Pack$37.91Save $49.52Used - Amazon.comTypically:$87.43Save $49.52
Nordic Pure 16x24x1 (15 1/2 x 23 1/2 x 3/4) Pleated MERV 10 Air Filters 2 Pack$12.22Save $16.10Used - Amazon.comTypically:$28.32Save $16.10
Frigidaire RAC-9-Premium Allergen Air AC Filter$24.00Save $6.01Online - Home DepotTypically:$30.01Save $6.01MSRP:$34.99Save $10.99- Best Seller
Best SellerCOWAY AP-1512HH & 200M Air Purifier Filter Replacement, Pet Filter Pack, 2 Pet Deodorization Filters and 1 True HEPA Filter, 1 Pack, Pink$43.99Save $10.99Online - Amazon.comTypically:$54.98Save $10.99MSRP:$64.99Save $21.00 
Amazon Basics 14x25x1 Air Filter 6 Pack, Merv 11 AC Furnace Filters$37.55Save $7.23Online - Amazon.comTypically:$44.78Save $7.23MSRP:$57.18Save $19.63
Campbell Hausfeld Filter/Regulator - 3/8" NPT (PA212503AV)$27.26Save $35.39Used - Amazon.comTypically:$62.65Save $35.39MSRP:$64.79Save $37.53
Nordic Pure 12x12x1 (11_3/4 x 11_3/4 x 3/4) Pleated Air Filters MERV 13 Plus Carbon 4 Pack$26.16Save $33.83Used - Amazon.comTypically:$59.99Save $33.83MSRP:$59.99Save $33.83
Nordic Pure 18x20x1 (17 1/2 x 19 1/2 x 3/4) Pleated Air Filters MERV 13 Plus Carbon 6 Pack$30.49Save $64.07Used - Amazon.comTypically:$94.56Save $64.07MSRP:$105.54Save $75.05
Nordic Pure 16x25x4 (15_1/2 x 24_1/2 x 3_5/8) Pleated MERV 14 Air Filters 2 Pack$38.34Save $42.65Used - Amazon.comTypically:$80.99Save $42.65MSRP:$89.99Save $51.65
HaVACo 2'x2' Lay-In Return Grille with Egg Crate Filter Grid$20.53Save $14.23Online - Amazon.comTypically:$34.76Save $14.23
Nordic Pure 12x20x1 (11 1/2 x 19 1/2 x 3/4) Pleated MERV 10 Air Filters 4 Pack$19.03Save $21.20Used - Amazon.comTypically:$40.23Save $21.20MSRP:$47.21Save $28.18
Frigidaire RAC-10-Premium Allergen Air AC Filter$24.00Save $5.07Online - Home DepotTypically:$29.07Save $5.07MSRP:$30.55Save $6.55
Aerostar 12x12x1 MERV 8 - 4 Count - High Efficiency Pleated HVAC, Furnace & Air Conditioner Filters - Removes Dust, Lint, Mold & Allergy-Causing Pollen$11.93Save $11.23Used - Amazon.comTypically:$23.16Save $11.23MSRP:$24.17Save $12.24
BestAir 20 in. x 25 in. x 5 in. Trion Air Bear FPR 7 Air Cleaner Filter$22.40Save $4.43Online - Home DepotTypically:$26.83Save $4.43MSRP:$99.99Save $77.59
Electrolux ELPARAC4 PureAdvantage™ RAC-4™ HEPA Air Filter Replacement for Air Purifier$29.07Save $87.14Used - Amazon.comTypically:$116.21Save $87.14
Buyers Products HFA22525 HFA Series 2 Hydraulic Filter Assembly, 25 Micron Filter Rating, 25 PSI Bypass, 1-1/4" NPT Ports, Hydraulic Equipment Parts$24.22Save $24.42Used - Amazon.comTypically:$48.64Save $24.42MSRP:$66.99Save $42.77
ACCUREX 451439 Aluminum Mesh Filter, 20" x 25" x 2", UL900$18.01Save $53.28Used - Amazon.comTypically:$71.29Save $53.28MSRP:$73.93Save $55.92
UBeesize Air Filter 14x14x1 (6-Pack), MERV 8 MPR 700 AC/HVAC Furnace Filters,Deep Pleated Air Cleaner, (Actual Size 13.5 x 13.5 x 0.8 Inches),1x Reusable ABS Frame+6 x Filter,Easy Close/Open$25.17Save $3.23Online - Amazon.comTypically:$28.40Save $3.23MSRP:$32.54Save $7.37
Aerostar 21x21x1 MERV 11 - 6 Count - Pleated HVAC, Furnace & Air Conditioner Filters - Removes Dust, Cold & Flu Germs, Lint, Mold, Pet Dander, Allergy-Causing Pollen, Smog & Smoke$54.42Save $6.28Online - Amazon.comTypically:$60.70Save $6.28MSRP:$72.95Save $18.53
Nordic Pure 24x30x1 (23 1/2 x 29 1/2 x 3/4) Pleated Air Filters MERV 7 Plus Carbon 6 Pack$58.00Save $45.78Used - Amazon.comTypically:$103.78Save $45.78
UBeesize Air Filter 20x20x1 (6-Pack), MERV 8 MPR 700 AC/HVAC Furnace Filters,Deep Pleated Air Cleaner, (Actual Size 19.5 x 19.5 x 0.8 Inches),1x Reusable ABS Frame+6x Filter,Easy Open/Close$34.98Save $2.89Online - Amazon.comTypically:$37.87Save $2.89MSRP:$42.38Save $7.40
Honeywell HRF-A100 Air Purifier Pre Kit Filter, 4-Pack - Allergen Air Filter Targets Dust, VOC, Pet, Kitchen, and Wildfire/Smoke Odors$12.37Save $0.96Online - Amazon.comTypically:$13.33Save $0.96MSRP:$29.99Save $17.62
AErovivo 16x25x1 Refillable Air Filter Kit, MERV 8, 1 Reusable Foldable Frame ＆ 6 Refills, Fits Most AC HVAC Furnace Devices, Actual Size 15.75x24.75x0.75in$34.99Save $2.57Online - Amazon.comTypically:$37.56Save $2.57MSRP:$38.88Save $3.89
Nordic Pure 12x30x1 (11 7/8 x 29 7/8 x 3/4) Pleated MERV 13 Air Filters 4 Pack$34.40Save $29.59Used - Amazon.comTypically:$63.99Save $29.59
Air-Care INDOOR AIR QUALITY SPECIALISTS 10 in. x 24 in. x 1 in. Flexible Permanent Washable Air Filter MERV 8$53.96Save $5.99Online - Home DepotTypically:$59.95Save $5.99MSRP:$59.95Save $5.99
Filtrete 20x20x4 AC Furnace Air Filter, MPR 1550, MERV 12, Fits Honeywell, CERTIFIED Asthma & Allergy Friendly, Electrostatic Air Cleaning Filter, 2-Pack (actual size 19.88 x 19.88 x 4.31)$60.64Save $3.99Online - Amazon.comTypically:$64.63Save $3.99MSRP:$67.99Save $7.35
Amazon Basics 16x25x1 Air Filter 6 Pack, Merv 11 AC Furnace Filters$38.95Save $0.79Online - Amazon.comTypically:$39.74Save $0.79MSRP:$69.61Save $30.66
Aerostar 19 7/8 x 21 1/2 x 1 MERV 6 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 7/8"x21 1/2"x3/4")$25.96Save $1.64Online - Amazon.comTypically:$27.60Save $1.64MSRP:$33.60Save $7.64
Air-Care INDOOR AIR QUALITY SPECIALISTS 12 in. x 12 in. x 1 in. Flexible Permanent Washable Air Filter MERV 8$54.14Save $5.81Online - Home DepotTypically:$59.95Save $5.81MSRP:$59.95Save $5.81
Air-Care INDOOR AIR QUALITY SPECIALISTS 18 in. x 20 in. x 1 in. Flexible Permanent Washable Air Filter MERV 8$54.14Save $5.81Online - Home DepotTypically:$59.95Save $5.81MSRP:$59.95Save $5.81
BrassCraft ProCoat 1/2 in. MIP x 3/4 in. FIP Ball Valve x 48 in. Stainless Steel Gas Connector 5/8 in. O.D. (106,000 BTU)$32.47Save $3.42Online - Home DepotTypically:$35.89Save $3.42MSRP:$41.88Save $9.41
Filtrete 16x25x1 AC Furnace Air Filter, MERV 13, MPR 2200, Elite Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 15.69x24.69x0.78 in)$108.63Save $6.44Online - Amazon.comTypically:$115.07Save $6.44MSRP:$119.64Save $11.01
UBeesize Air Vent Filters, 120" x 12" Cut to Size Air Filter Material (50+ Filters), MERV 8 Triple Vent Filter Kit for Home Floor, Grilles, Ceiling, HVAC Furnace Vents, With 48PCs Adhesive Hook Tape$18.63Save $1.01Online - Amazon.comTypically:$19.64Save $1.01MSRP:$23.99Save $5.36
- Air-Care 14"x14"x1" Permanent Washable Electrostatic Air Filter EPA Registered Merv 8 Rating: Reusable, Metal, EPA Certified$34.99Save $3.20Online - TargetTypically:$38.19Save $3.20MSRP:$49.99Save $15.00
Demiwise Reusable Washable Aluminum Air Filter, MERV 8, Rectangular, Heavy-duty, Compatible with Air Conditioner, Furnace, HVAC, Lasts a Lifetime, Easy to Clean (Actual Size: 19.75x24.65x0.82)$46.49Save $2.10Online - Amazon.comTypically:$48.59Save $2.10MSRP:$55.99Save $9.50
MERV 8 Air Vent Filters, 12" x 90"Cut to Fit Air Filter Material (50+ Filters),Electrostatic Triple Vent Filter for Floor, Ceiling, HVAC & RV Vents, Includes 48 Adhesive Hook Tape$20.69Save $0.92Online - Amazon.comTypically:$21.61Save $0.92
Motorcraft FP-68 Cabin Air Filter, Original Version, 1 Count (Pack of 1)$20.96Save $1.84Online - Amazon.comTypically:$22.80Save $1.84MSRP:$16.99
Filtrete 20x25x1 AC Furnace Air Filter, MERV 13, MPR 2200, Elite Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 19.69x24.69x0.78 in)$44.40Save $1.93Online - Amazon.comTypically:$46.33Save $1.93MSRP:$46.31Save $1.91
Nordic Pure 24x24x2 (23 3/8 x 23 3/8 x 1 3/4) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 3 Pack$28.21Save $52.17Used - Amazon.comTypically:$80.38Save $52.17MSRP:$83.32Save $55.11
Honeywell HRF-A200 Air Purifier Pre Kit Filter, 4-Pack - Allergen Air Filter Targets Dust, VOC, Pet, Kitchen, and Wildfire/Smoke Odors$19.30Save $0.82Online - Amazon.comTypically:$20.12Save $0.82MSRP:$9.99
Honeywell HRF-A300 Air Purifier Pre Kit Filter, 4-Pack - Allergen Air Filter Targets Dust, VOC, Pet, Kitchen, and Wildfire/Smoke Odors$27.24Save $1.08Online - Amazon.comTypically:$28.32Save $1.08MSRP:$29.99Save $2.75
Honeywell Replacement Wicking Filter T, 3 pack, white, 3 Count$21.82Save $0.64Online - Amazon.comTypically:$22.46Save $0.64MSRP:$22.28Save $0.46
Honeywell Premium Odor-Reducing Air Purifier Replacement Pre-Filter, HRF-APP1 / Filter (A+)$19.25Save $0.31Online - Amazon.comTypically:$19.56Save $0.31MSRP:$19.97Save $0.72
Nordic Pure 14x20x1 (13 1/2 x 19 1/2 x 3/4) Pleated Air Filters MERV 14 Plus Carbon 6 Pack$34.44Save $60.21Used - Amazon.comTypically:$94.65Save $60.21MSRP:$105.31Save $70.87
Filtrete 20x20x1 AC Furnace Air Filter, MERV 13, MPR 2200, Elite Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 19.69x19.69x0.78 in)$102.27Save $1.99Online - Amazon.comTypically:$104.26Save $1.99MSRP:$154.99Save $52.72
Nordic Pure 12x12x1 (11_3/4 x 11_3/4 x 3/4) Pleated MERV 14 Air Filters 4 Pack$31.74Save $23.11Used - Amazon.comTypically:$54.85Save $23.11
LEVOIT Genuine Core 600S-P Air Purifier Smoke Remover Replacement Filter, 4-in-1 Air Filters, Supports HEPA Sleep Mode, High-Efficiency Activated Carbon for Removal Core 600S-RF-SR, Blue, 1 Pack$79.99Save $1.27Online - Amazon.comTypically:$81.26Save $1.27
Demiwise 16x16x1 Air Filter, Washable & Reusable Aluminum AC/HVAC Furnace Electrostatic Filter, Lifetime Permanent Air Filter, Easy to Clean, Healthier Home/Office(Actual Size:15.47x15.47x0.82)$40.29Save $0.60Online - Amazon.comTypically:$40.89Save $0.60MSRP:$47.99Save $7.70
LEVOIT 16x25x1 Air Filter MERV 11, 6-Month Pleated Furnace Filters for Home AC HVAC, High-Efficiency Allergen Defense for Pet, Dust and Smoke, 2 Pack (Actual Size 15.69×24.69×0.79 inches)$20.18Save $12.80Used - Amazon.comTypically:$32.98Save $12.80MSRP:$42.99Save $22.81
UBeesize 24x24x1 Reusable Electrostatic Air Filter HVAC AC Furnace Filter,MERV 8,Washable,Lasts a Lifetime,Permanent Air Filter,Breathe Fresher,Home And Office(Actual Size:23.39x23.39x0.82Inch)$52.69Save $0.67Online - Amazon.comTypically:$53.36Save $0.67MSRP:$58.99Save $6.30
LEVOIT Genuine Core 600S-P Air Purifier Pet Allergy Replacement Filter, Supports HEPA Sleep Mode, High-Efficiency Activated Carbon for Pollen, Allergen, Odor, Core 600S-RF-PA, Yellow, 1 Pack$69.99Save $0.84Online - Amazon.comTypically:$70.83Save $0.84
