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  • In StockFDC06 - DUCT COUPLING
    FLEX DUCT COUPLING

    FDC06 – DUCT COUPLING

    SKU · 5856
    $3.61

    6″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

  • Low StockEAFHE2020-2 - FILTER BASE (20 x 20 - 1 FILTER, ELECTRIC)
    FILTER BASE

    EAFHE2020-2 – FILTER BASE (20″ x 20″ – 1″ FILTER, ELECTRIC)

    SKU · EZ-2020-FC
    $84.23

    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.

  • In Stock30014 - DAMPER (14 W/ KEY)
    DAMPER

    30014 – DAMPER (14″ W/ KEY)

    SKU · SHMD2H14
    $10.79

    14″ round duct damper with key handle. Controls airflow to individual rooms by opening or closing the damper blade. Galvanized steel.

  • In Stock30007 - DAMPER (7 W/ KEY)
    DAMPER

    30007 – DAMPER (7″ W/ KEY)

    SKU · SHMD2HW
    $5.09

    7″ round duct damper with key handle. Controls airflow to individual rooms by opening or closing the damper blade. Galvanized steel.

  • In StockFS7 - START COLLAR
    SHEET METAL

    FS7 – START COLLAR

    SKU · 5257
    $3.18

    7″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • Low Stock4000706 - REDUCER
    REDUCER

    4000706 – REDUCER

    SKU · 40067
    $10.24

    Galvanized duct reducer, 7″ to 6″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.

  • Low Stock16X21X36R6 - PLENUM
    PLENUM

    16X21X36R6 – PLENUM

    SKU · 08726162136
    $111.38

    16″ x 21″ x 36″ R6 insulated galvanized plenum. Connects your air handler or cased coil to the ductwork. Lined with fiberglass insulation to reduce noise and condensation.

  • In StockWYE977
    SHEET METAL

    WYE977

    SKU · 850977
    $22.43

    9″ x 7″ x 7″ galvanized duct wye. Reduces a 9″ trunk into two 7″ branch ducts. Standard fitting for residential HVAC ductwork.

  • In StockFDS20 - FLEX DUCT SADDLE (20)
    DUCT SADDLE

    FDS20 – FLEX DUCT SADDLE (20″)

    SKU · 072620
    $2.18

    20″ galvanized flex duct saddle. Supports and cradles round flex duct to prevent sagging and kinking. Simple strap design for quick installation.

  • In StockWYE1088
    SHEET METAL

    WYE1088

    SKU · 8501088
    $22.43

    10″ x 8″ x 8″ galvanized duct wye. Reduces a 10″ trunk into two 8″ branch ducts. Standard fitting for residential HVAC ductwork.

  • In Stock4000605 - REDUCER
    REDUCER

    4000605 – REDUCER

    SKU · 40056
    $9.09

    Galvanized duct reducer, 6″ to 5″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.

  • Low Stock0511625 - REX RACK
    FILTER BASE

    0511625 – REX RACK

    SKU · 0511625
    $69.89

    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.

  • In Stock4001410 - REDUCER
    REDUCER

    4001410 – REDUCER

    SKU · 4001014
    $14.96

    Galvanized duct reducer, 14″ to 10″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.

  • In StockWYE444
    SHEET METAL

    WYE444

    SKU · 800040404
    $20.31

    4″ x 4″ x 4″ galvanized duct wye. Splits one 4″ round duct into two equal 4″ branches. Standard fitting for residential HVAC ductwork.

  • Low StockEAFHE2020-6 - FILTER BASE (20 x 20 -1, 2, or 4 FILTER, ELECTRIC)
    FILTER BASE

    EAFHE2020-6 – FILTER BASE (20″ x 20″ -1″, 2″, or 4″ FILTER, ELECTRIC)

    SKU · EZ-2020-FCS
    $94.91

    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.

  • In StockFS18 - START COLLAR
    SHEET METAL

    FS18 – START COLLAR

    SKU · 52518
    $6.18

    18″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • Low Stock24X21X36R6 - PLENUM
    PLENUM

    24X21X36R6 – PLENUM

    SKU · 08726212436
    $123.56

    24″ x 21″ x 36″ R6 insulated galvanized plenum. Connects your air handler or cased coil to the ductwork. Fiberglass lined to reduce condensation and duct noise.

  • Low StockF100F2020/U - FILTER RACK (20 x 20)
    FILTER BASE

    F100F2020/U – FILTER RACK (20″ x 20″)

    SKU · F100F2020/U
    $132.00

    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.

  • In StockFDC14 - DUCT COUPLING
    FLEX DUCT COUPLING

    FDC14 – DUCT COUPLING

    SKU · 58514
    $5.45

    14″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

  • In Stock30005 - DAMPER (5 W/ KEY)
    DAMPER

    30005 – DAMPER (5″ W/ KEY)

    SKU · SHMD2HS
    $6.43

    5″ round duct damper with key handle. Controls airflow to individual rooms by opening or closing the damper blade. Galvanized steel.

  • Out of Stock25X22X36R6 - PLENUM
    PLENUM

    25X22X36R6 – PLENUM

    SKU · 08726252236
    $123.56

    25″ x 22″ x 36″ R6 insulated galvanized plenum. Connects your air handler or cased coil to the ductwork. Fiberglass lined to reduce condensation and noise.

  • Out of Stock16.5X11.5X36R6 - PLENUM
    PLENUM

    16.5X11.5X36R6 – PLENUM

    SKU · 0872611416436
    $95.70

    16.5″ x 11.5″ x 36″ R6 insulated galvanized plenum. Connects your air handler or cased coil to the ductwork. Fiberglass lined to reduce condensation and noise.

  • Low StockEAFHE1620-2 - FILTER BASE (16W x 20D - 1 FILTER, ELECTRIC)
    FILTER BASE

    EAFHE1620-2 – FILTER BASE (16″W x 20″D – 1″ FILTER, ELECTRIC)

    SKU · EZ-1620-FC
    $82.71

    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.

  • In StockFDC20 - DUCT COUPLING
    FLEX DUCT COUPLING

    FDC20 – DUCT COUPLING

    SKU · FDC20
    $9.16

    20″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

  • Low Stock23.5X11.5X36R - PLENUM
    PLENUM

    23.5X11.5X36R – PLENUM

    SKU · 0872611423436
    $103.63

    23.5″ x 11.5″ x 36″ R6 insulated galvanized plenum. Connects your air handler or cased coil to the ductwork. Fiberglass lined to cut noise and prevent sweating.

  • In Stock30016 - DAMPER (16 W/ KEY)
    DAMPER

    30016 – DAMPER (16″ W/ KEY)

    SKU · SHMD2H16
    $12.83

    16″ round duct damper with key handle. Controls airflow to individual rooms by opening or closing the damper blade. Galvanized steel.

  • In StockEAFHG1425-6 - FILTER BASE (14W x 25D - 1, 2, or 4 FILTER, GAS)
    FILTER BASE

    EAFHG1425-6 – FILTER BASE (14″W x 25″D – 1″, 2″, or 4″ FILTER, GAS)

    SKU · EZ-1425S
    $91.56

    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.

  • Low StockRABOX-1625 - RETURN AIR BOX - DUCT BOARD TOP
    REGISTER BOOT

    RABOX-1625 – RETURN AIR BOX – DUCT BOARD TOP

    SKU · RABOX-1625
    $43.34

    Insulated return air box, 16×25 opening with ductboard top. Connects return grilles to round ductwork — cut the top on-site to match your duct size. Galvanized steel.

  • In StockFS6 - START COLLAR
    SHEET METAL

    FS6 – START COLLAR

    SKU · 5256
    $3.08

    6″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • In StockFS14 - START COLLAR
    SHEET METAL

    FS14 – START COLLAR

    SKU · 52514
    $5.09

    14″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • In StockBOOT1288 - INSULATED REGISTER BOOT (12X8-8)
    REGISTER BOOT

    BOOT1288 – INSULATED REGISTER BOOT (12X8-8)

    SKU · 641R8128
    $24.65

    Insulated galvanized register boot, 12×8 opening with 8″ round duct connection. Internally lined to reduce condensation and noise. Fits standard 12×8 floor or wall registers.

  • Low StockEAFHG2025-6 - FILTER BASE (20W x 25D - 1, 2, or 4 FILTER, GAS)
    FILTER BASE

    EAFHG2025-6 – FILTER BASE (20″W x 25″D – 1″, 2″, or 4″ FILTER, GAS)

    SKU · EZ-2025S
    $94.91

    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.

  • In StockBOOT845 - INSULATED REGISTER BOOT (8X4-5)
    REGISTER BOOT

    BOOT845 – INSULATED REGISTER BOOT (8X4-5)

    SKU · 641R485
    $16.60

    Insulated galvanized register boot, 8×4 opening with 5″ round duct connection. Internally lined to reduce condensation and noise. Compact size for smaller registers.

  • In StockFDC09 - DUCT COUPLING
    FLEX DUCT COUPLING

    FDC09 – DUCT COUPLING

    SKU · 5859
    $4.25

    9″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

  • Low Stock4000705 - REDUCER
    REDUCER

    4000705 – REDUCER

    SKU · 40057
    $10.28

    Galvanized duct reducer, 7″ to 5″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.

  • In StockFDC10 - DUCT COUPLING
    FLEX DUCT COUPLING

    FDC10 – DUCT COUPLING

    SKU · 58510
    $4.45

    10″ galvanized round duct coupling. Connects two pieces of flex duct together or joins flex duct to a metal collar. Standard slip-fit connection.

  • In StockFS12 - START COLLAR
    SHEET METAL

    FS12 – START COLLAR

    SKU · 52512
    $4.26

    12″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • In Stock30012 - DAMPER (12 W/ KEY)
    DAMPER

    30012 – DAMPER (12″ W/ KEY)

    SKU · SHMD2H12
    $8.39

    12″ round duct damper with key handle. Controls airflow to individual rooms by opening or closing the damper blade. Galvanized steel.

  • In StockBOOT1489 - INSULATED REGISTER BOOT (14X8-9)
    REGISTER BOOT

    BOOT1489 – INSULATED REGISTER BOOT (14X8-9)

    SKU · 641R8149
    $26.29

    Insulated galvanized register boot, 14×8 opening with 9″ round duct connection. Internally lined to reduce condensation and noise. Larger size for high-airflow rooms.

  • In StockEAFHE1620-6 - FILTER BASE (16W x 20D - 1, 2, or 4 FILTER, ELECTRIC)
    FILTER BASE

    EAFHE1620-6 – FILTER BASE (16″W x 20″D – 1″, 2″, or 4″ FILTER, ELECTRIC)

    SKU · ACE1620-6
    $91.56

    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.

  • In StockBOOT101010 - UNINSULATED BOOT
    REGISTER BOOT

    BOOT101010 – UNINSULATED BOOT

    SKU · BOOT101010
    $27.67

    Uninsulated galvanized register boot, 10×10 opening with 10″ round duct connection. Solid galvanized steel construction for unconditioned spaces or commercial applications.

  • Low StockEAFHG1625-6 - FILTER BASE (16W x 25D - 1, 2, or 4 FILTER, GAS)
    FILTER BASE

    EAFHG1625-6 – FILTER BASE (16″W x 25″D – 1″, 2″, or 4″ FILTER, GAS)

    $91.56

    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.

  • Low StockDFP1625 - FILTER PLENUM
    FILTER PLENUM

    DFP1625 – FILTER PLENUM

    SKU · DFP1625
    $128.12

    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.

  • In Stock0512025 - REX RACK (DOOR ON 20)
    FILTER BASE

    0512025 – REX RACK (DOOR ON 20″)

    SKU · 0512025 (20" ACCESS)
    $69.62

    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.

  • In StockRD-HS3/4 - METAL STRAP (PERFORATED, 3/4X100)
    HANGING STRAP

    RD-HS3/4 – METAL STRAP (PERFORATED, 3/4″X100′)

    SKU · 99034
    $14.98

    Perforated galvanized metal strap (plumber’s strap), 3/4″ wide x 100-foot roll. Pre-punched holes for easy fastening. Used to hang ductwork and piping.

  • In StockFS16 - START COLLAR
    SHEET METAL

    FS16 – START COLLAR

    SKU · 52516
    $5.09

    16″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

  • Low StockDFP2020 - FILTER PLENUM
    FILTER PLENUM

    DFP2020 – FILTER PLENUM

    SKU · DFP2020
    $127.20

    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.

  • In StockFS5 - START COLLAR
    SHEET METAL

    FS5 – START COLLAR

    SKU · 5255
    $2.97

    5″ galvanized start collar for connecting round duct to a sheet metal or ductboard plenum. Crimped end for easy duct attachment. Standard residential HVAC ductwork fitting.

Showing 48 of 119 parts
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