313BOX – PLEATED FILTER (APRILAIRE REPLACEMENT, MERV 13)
Aftermarket 313BOX replacement for Aprilaire 310/313. MERV 13, 20x20x4. Same filtration as the OEM filter at a lower price. Fits Aprilaire 1310, 2310, 3310, and 4300.
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Aftermarket 313BOX replacement for Aprilaire 310/313. MERV 13, 20x20x4. Same filtration as the OEM filter at a lower price. Fits Aprilaire 1310, 2310, 3310, and 4300.

24″ x 24″ drop ceiling return filter grille with insulated duct board back. Holds a 1″ filter. White steel. Lays into standard T-bar ceiling grid.

20″W x 10″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

Honeywell F100F2020/U media air cleaner, 20×20. MERV 11 rated, captures particles down to 0.3 microns. 1,400 CFM capacity. Whole-house filtration upgrade.

Honeywell F100F1625/U media air cleaner, 16×25. MERV 11 rated, captures particles down to 0.3 microns. 1,400 CFM capacity. Whole-house filtration upgrade.

30″W x 20″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

25″W x 20″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

25″W x 16″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

24″ x 24″ return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

24″W x 12″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

20″W x 30″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

20″W x 25″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

20″ x 20″ return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

20″W x 16″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

20″W x 14″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

16″W x 25″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

16″W x 20″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

14″W x 25″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

14″W x 20″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

14″ x 14″ return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

12″W x 24″T return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

12″ x 12″ return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

10″ x 10″ return air filter grille. Holds a standard 1″ filter. Removable hinged face for easy filter changes. White steel, mounts on wall or ceiling.

EAFHG2025-6 filter base for gas furnaces, 20×25 filter size. Accepts 1″, 2″, or 4″ thick filters. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHG2025-2 filter base for gas furnaces, 20×25 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

The EAFHG1625-6 Filter Base securely houses 16″ x 25″ filters in 1″, 2″, or 4″ thicknesses for gas furnaces up to 5 tons, improving air quality and system efficiency.

EAFHG1625-2 filter base for gas furnaces, 16×25 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHG1425-6 filter base for gas furnaces, 14×25 filter size. Accepts 1″, 2″, or 4″ thick filters. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHG1425-2 filter base for gas furnaces, 14×25 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE2025-6 filter base for electric air handlers, 20×25 filter size. Accepts 1″, 2″, or 4″ thick filters. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE2025-2 filter base for electric air handlers, 20×25 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE2020-6 filter base for electric air handlers, 20×20 filter size. Accepts 1″, 2″, or 4″ thick filters. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE2020-2 filter base for electric air handlers, 20×20 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE1620-6 filter base for electric air handlers, 16×20 filter size. Accepts 1″, 2″, or 4″ thick filters. Insulated housing with magnetic door latch. Up to 5 tons.

EAFHE1620-2 filter base for electric air handlers, 16×20 filter size. Accepts a 1″ thick filter. Insulated housing with magnetic door latch. Up to 5 tons.

Johnson Box filter rack, 20×25. Solid metal sides with built-in duct connections — mounts inline or at the air handler. Holds a standard 20×25 filter.

Rex Rack filter rack, 20×25 with access door on the 20″ side. Mounts between ductwork and your air handler for horizontal installations. Holds a standard 20×25 filter.

Rex Rack filter rack, 16×25. Mounts between ductwork and your air handler or furnace for horizontal installations. Holds a standard 16×25 filter. Built-in duct flange.

Insulated filter plenum, 20″ x 25″ opening, door on 25″ side, 30″ long. Attaches to furnace or air handler. Holds up to a 4″ filter. R-6 lined.

Insulated filter plenum, 20″ x 25″ opening, door on 20″ side, 30″ long. Attaches to furnace or air handler. Holds up to a 4″ filter. R-6 lined.

Insulated filter plenum, 20″ x 20″ opening, 30″ long. Attaches to your furnace or air handler and holds up to a 4″ filter. R-6 lined interior.

Insulated filter plenum, 16″ x 25″ opening, 30″ long. Attaches to your furnace or air handler and holds up to a 4″ filter. R-6 lined interior.