Air Filter Components

18"W x 18"H [Duct Opening Size] Steel Return Air Filter Grille - Removable Face/Door for 1 inch Filters -HVAC Vent Cover Grill - White [Outer Dimensions: 20 5/8"W X 20 5/8"H]

18"W x 12"H [Duct Opening Size] Steel Return Air Filter Grille - Removable Face/Door for 1 inch Filters -HVAC Vent Cover Grill - White [Outer Dimensions: 20 5/8"W X 14 5/8"H]

16x25x1 Air Filter MERV 8 (5-Pack) TRION Air Bear Pleated HVAC Air Filters Replacement (Actual Size: 15.50 x 24.50 x 0.75 Inches)

16x25x1 Air Filter MERV 8 (4-Pack), HVAC/Furnace AC Filter Replacement, Dust Defense–Comparable with MPR 600 & FPR 5 (Actual 15.75x24.75x0.75)

16x25x2 Air Filter MERV 8 (2-Pack) TRION Air Bear Pleated HVAC Air Filter Replacement (Actual Size: 15.50 x 24.50 x 1.75 Inches)

16x25x3 Air Filter MERV 11 (3-Pack) TRION Air Bear Pleated HVAC Air Filter Replacement (Actual Size: 15.75 x 24.25 x 3.0625 Inches)

16x25x1 Air Filter – 6 Pack, MERV 11 Pleated HVAC & Furnace Filter, Electrostatic Mechanical Filtration (Actual Size 15.75 x 24.75 x 0.75)

18 Pcs Compatible with 306/307 Bio Sponge Set Compatible with Aquarium Filters Including Blue White Black Bio Sponge for Replacement Filter Media Kit

18 Pcs Aquarium Filters Bio Sponge Sets Compatible with Fluval 206/207 Aquarium Filters Including Blue White Black Biological Sponge Foam for Replacement Filter Media Kit

18 Pcs Bio Foam Set Compatible with Fluval 406/407 Aquarium Filters Compatible with Aquarium Filters Including Blue White Black Bio Foam for Replacement Filter Media Kit

18 Pack Filter Media Compatible with Penn-Plax Cascade 1200 & 1500 CCF4UL/CCF5UL Canister Aquarium Filters, Includes Bio Sponge Filters, White Floss Pads, Activated Carbons, Ceramic Rings & Mesh Bags

18x18x1 Electro-static Air Filter (1-Ct) AC Furnace Filter, Reusable & Washable 4-Stage Electrostatic Filter for Residential and Commerical HVAC (Actual Size: 17.75 x 17.75 x 0.75 Inches)

16x25x1 Electro-static Air Filter (1-Ct) AC Furnace Filter, Reusable & Washable 4-Stage Electrostatic Filter for Residential and Commerical HVAC (Actual Size: 15.75 x 24.75 x 0.75 Inches)

18x20x1 Electro-static Air Filter (1-Ct) AC Furnace Filter, Reusable & Washable 4-Stage Electrostatic Filter for Residential and Commerical HVAC (Actual Size: 17.75 x 19.75 x 0.75 Inches)

18x18x1 (6-Pack) MERV 13 Pleated Air Filter (Actual Size: 17.75"x17.75"x0.75") MPR 1900 & FPR 10, Furnace Air Filters,18x18x1 air filter

16x25x1 MERV 13 (6-Pack) Pleated Air Filter (Actual Size: 15.75" x 24.75" x 0.75") MPR 1900 & FPR 10, Furnace Air Filters

18x18x1 (4-Pack) MERV 13 Pleated Air Filter (Actual Size: 17.75"x17.75"x0.75") MPR 1900 & FPR 10, Furnace Air Filters,18x18x1 air filter

16x25x1 MERV 11 Air Filter, Quality AC/HVAC Furnace Filter，2 Reusable ABS Frame + 8 Pack Replaceable Filter Media，Breathe Fresher and Cost-effective

16x25x1 MERV 11 Air Filter, Quality AC/HVAC Furnace Filter，1 Reusable ABS Frame + 4 Pack Replaceable Filter Media，Breathe Fresher and Cost-effective

16x25x1 Reusable Air Filters - Made in USA - MERV 6 Washable AC HVAC Furnace Fan Coil Filter Media - Cut to Fit - Synthetic Alternative to Hog’s Hair Filter - 2 Pack

16x25x1 Air Filter-MERV 8, Washable & Reusable Electrostatic Filter, AC/HVAC Furnace Filters, Lasts a Lifetime, Permanent Air Filter, Breathe Fresher,Home And Office Actual Size:15.5x24.65x0.82 Inch

18 x18 Vent Cover [Duct Opening Size],Return Air Vent Cover for Wall Or Ceiling,Steel Return Air Filter Grilles Removable Face/Door for 1 Inch Filters(18"W x 18"H [Duct Opening])

16x25x1 Air Filter 6 Pack, Durable MERV 8 Pleated Home HVAC AC Furnace Filters, Lightweight Compact Air Conditioner Filter Replacement