Shop All Savings
Appliances
Bath & Faucets
Blinds & Window Treatment
Building Materials
Lumber & Composites
Cleaning
Decor & Furniture
Lighting & Ceiling Fans
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Outdoor Living & Patio
Paint
Plumbing
Seasonal Decor
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Gift Cards
Credit Cards
View All Home Services
Tool Rental
Benefits & Services For the Pro
Project Calculators
View All DIY Projects
Local Ad
Store Finder
Site Map
#1 Home Improvement Retailer
Select store
...
...
Cart
Select store
...
...
Shop All
Services
DIY
Me
Cart
Home
/
Heating, Venting & Cooling
/
HVAC Supplies
/
HVAC Accessories
HVAC Accessories
1 Results
HVAC Product Type: Air Filter Accessory
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Get It Fast
In Stock at Store Today
Availability
Show Unavailable Products
Department
Heating, Venting & Cooling
HVAC Supplies
HVAC Accessories
HVAC Product Type
Heating
HVAC Part
Inline Duct Fan
Fan
Air Conditioner
Blower Wheels
HVAC Tool
Fitting
Air Duct
Air Filter
Circulator Pump
Mixing Valve
Air Duct Accessory
Exhaust Fans & Parts
Ignitor
Oil Burner Filter
Register
Controller
Register/Grille Accessory
Sealer
Thermostat
Air Filter Accessory
Chimney Fan
Condensate Pumps
Diffuser
Dryer Venting
Furnace Conversion Kit
Oil Burner Controls
Relay
Underfloor Heating Accessory
Wall Sleeve
+ View All
$
9
.
99
(53)
AllergyZone
1 in. FilterLock Furnace Filter Slot for HVAC Filters
Add to Cart
Compare
Installation Services
HVAC Maintenance
A seasonal heating or cooling tune-up can identify potential issues and comes with our 6-month "No Breakdown Guarantee."
Learn More