Shop diffuser ducting

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$59.80
$74.70
Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4-3/4", 4ft Long / White
Advantage Mechanical Supply
19% off
$59.80
$74.70
Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4-3/4", 4ft Long / White
Advantage Mechanical Supply
$122.00
$152.50
Round Supply Ceiling Diffuser - DCF 10" / Metallic Gray / Aluminum
Advantage Mechanical Supply
20% off
$122.00
$152.50
Round Supply Ceiling Diffuser - DCF 10" / Metallic Gray / Aluminum
Advantage Mechanical Supply
$61.26
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
Grainger
$61.26
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
Grainger
$62.54
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
Grainger
$62.54
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
Grainger
$44.13
12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
1800ceiling.com
$44.13
12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
1800ceiling.com
$543.00
Laminar Flow Diffuser Whisperflow , 2'X4', Activated Carbon, 12" Duct Collar 6601-24-CD
Terra Universal Bing
$543.00
Laminar Flow Diffuser Whisperflow , 2'X4', Activated Carbon, 12" Duct Collar 6601-24-CD
Terra Universal Bing
$756.20
L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W311/16W312, Steel Model: 500-23189
Grainger
$756.20
L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W311/16W312, Steel Model: 500-23189
Grainger
$62.16
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
Grainger
$62.16
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
Grainger
$62.27
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
Grainger
$62.27
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
Grainger
$928.00
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
Terra Universal Bing
$928.00
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
Terra Universal Bing
$568.00
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, Adjustable Damper, 12" Duct Collar 6601-22C-HD-AD
Terra Universal Bing
$568.00
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, Adjustable Damper, 12" Duct Collar 6601-22C-HD-AD
Terra Universal Bing
$44.99
Plastic Air Diffusers 1'X1' White 2-Way Grille/Damper/Box (MV2)-Airtec Airtec
1800ceiling.com
7
$44.99
Plastic Air Diffusers 1'X1' White 2-Way Grille/Damper/Box (MV2)-Airtec Airtec
1800ceiling.com
$45.07
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
Grainger
$45.07
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
Grainger
$484.88
L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W307/16W308/16W309 Model: 500-26350
Grainger
$484.88
L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W307/16W308/16W309 Model: 500-26350
Grainger
$91.60
$114.50
Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
Advantage Mechanical Supply
20% off
$91.60
$114.50
Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
Advantage Mechanical Supply
$18.14
Diffuser: Ceiling/Wall, 14 in Dia, Surface Mount, 10 in Duct, Steel, Round Cone, White Model: 4JRL1
Grainger
$18.14
Diffuser: Ceiling/Wall, 14 in Dia, Surface Mount, 10 in Duct, Steel, Round Cone, White Model: 4JRL1
Grainger
$10.68
Diffuser: Ceiling/Wall, 8 1/2 in Dia, Surface Mount, 6 in Duct, Steel, Round Cone, White Model: 4JRK8
Grainger
$10.68
Diffuser: Ceiling/Wall, 8 1/2 in Dia, Surface Mount, 6 in Duct, Steel, Round Cone, White Model: 4JRK8
Grainger
$62.14
Diffuser: Ceiling/Wall, 23 3/4 in H, 23 3/4 in W, Surface Mount, 6 To 12 in Duct, Steel, Square Cone Model: 4JRL3
Grainger
$62.14
Diffuser: Ceiling/Wall, 23 3/4 in H, 23 3/4 in W, Surface Mount, 6 To 12 in Duct, Steel, Square Cone Model: 4JRL3
Grainger
$57.57
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJU3
Grainger
$57.57
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJU3
Grainger
$45.21
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
Grainger
$45.21
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
Grainger
$75.72
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 15 in Duct, Steel, Square Plaque, White Model: SPD-GR000042
Grainger
$75.72
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 15 in Duct, Steel, Square Plaque, White Model: SPD-GR000042
Grainger
$47.72
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
Grainger
$47.72
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
Grainger
$47.99
$52.19
Fits 10 Inch Neck Air Duct | Steel Round Air Supply Diffuser For Ceiling By Handua | 10" Neck Steel Butterfly Damper&Handle Included | Round Diffuser
Amazon.com
26
Free shipping
$47.99
$52.19
Fits 10 Inch Neck Air Duct | Steel Round Air Supply Diffuser For Ceiling By Handua | 10" Neck Steel Butterfly Damper&Handle Included | Round Diffuser
Amazon.com
$858.00
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
Terra Universal Bing
$858.00
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
Terra Universal Bing
$14.92
Diffuser: Ceiling/Wall, 10 1/2 in Dia, Surface Mount, 8 in Duct, Steel, Round Cone, White Model: 4JRK9
Grainger
$14.92
Diffuser: Ceiling/Wall, 10 1/2 in Dia, Surface Mount, 8 in Duct, Steel, Round Cone, White Model: 4JRK9
Grainger
$82.49
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Plastic, Square Cone, White Model: STR-C-8W-FR
Grainger
7
$82.49
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Plastic, Square Cone, White Model: STR-C-8W-FR
Grainger
$90.07
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Cone, White Model: STR-C-10W-R6
Grainger
1
$90.07
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Cone, White Model: STR-C-10W-R6
Grainger
$63.19
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Plaque, White Model: STR-PQ-6W
Grainger
1
$63.19
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Plaque, White Model: STR-PQ-6W
Grainger
$48.54
Diffuser: Ceiling/Wall, 23 5/8 in H, 23 5/8 in W, Surface Mount, 6 To 14 in Duct, Steel, Perforated Model: 4JRL2
Grainger
$48.54
Diffuser: Ceiling/Wall, 23 5/8 in H, 23 5/8 in W, Surface Mount, 6 To 14 in Duct, Steel, Perforated Model: 4JRL2
Grainger
$154.74
Hart & Cooley 551135 14" X 8" SV1 W16 Aluminum Single Deflection Spiral Diffuser W/ 16" Duct Diameter | Supplyhouse.Com
SupplyHouse.com
$154.74
Hart & Cooley 551135 14" X 8" SV1 W16 Aluminum Single Deflection Spiral Diffuser W/ 16" Duct Diameter | Supplyhouse.Com
SupplyHouse.com
$63.19
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-6BK
Grainger
$63.19
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-6BK
Grainger
$99.37
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 6 in Duct, Steel, Square Plaque, White Model: SPD-GR000037
Grainger
$99.37
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 6 in Duct, Steel, Square Plaque, White Model: SPD-GR000037
Grainger
$66.95
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Cone, White Model: STR-C-6W
Grainger
7
$66.95
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Plastic, Square Cone, White Model: STR-C-6W
Grainger
$77.33
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Cone, Black Model: STR-C-BK-NRD
Grainger
$77.33
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Cone, Black Model: STR-C-BK-NRD
Grainger
$75.79
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Cone, White Model: STR-C-W-NRD
Grainger
7
$75.79
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Cone, White Model: STR-C-W-NRD
Grainger
$28.94
$46.34
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
154
37% off
$28.94
$46.34
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
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    Shop diffuser ducting

    Sponsored
    About our ads
    $59.80
    $74.70
    Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4-3/4", 4ft Long / White
    Advantage Mechanical Supply
    19% off
    $59.80
    $74.70
    Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4-3/4", 4ft Long / White
    Advantage Mechanical Supply
    $122.00
    $152.50
    Round Supply Ceiling Diffuser - DCF 10" / Metallic Gray / Aluminum
    Advantage Mechanical Supply
    20% off
    $122.00
    $152.50
    Round Supply Ceiling Diffuser - DCF 10" / Metallic Gray / Aluminum
    Advantage Mechanical Supply
    $61.26
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
    Grainger
    $61.26
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
    Grainger
    $62.54
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
    Grainger
    $62.54
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
    Grainger
    $44.13
    12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
    1800ceiling.com
    $44.13
    12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
    1800ceiling.com
    $543.00
    Laminar Flow Diffuser Whisperflow , 2'X4', Activated Carbon, 12" Duct Collar 6601-24-CD
    Terra Universal Bing
    $543.00
    Laminar Flow Diffuser Whisperflow , 2'X4', Activated Carbon, 12" Duct Collar 6601-24-CD
    Terra Universal Bing
    $756.20
    L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W311/16W312, Steel Model: 500-23189
    Grainger
    $756.20
    L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W311/16W312, Steel Model: 500-23189
    Grainger
    $62.16
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
    Grainger
    $62.16
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
    Grainger
    $62.27
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
    Grainger
    $62.27
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
    Grainger
    $928.00
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
    Terra Universal Bing
    $928.00
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
    Terra Universal Bing
    $568.00
    Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, Adjustable Damper, 12" Duct Collar 6601-22C-HD-AD
    Terra Universal Bing
    $568.00
    Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, Adjustable Damper, 12" Duct Collar 6601-22C-HD-AD
    Terra Universal Bing
    $44.99
    Plastic Air Diffusers 1'X1' White 2-Way Grille/Damper/Box (MV2)-Airtec Airtec
    1800ceiling.com
    7
    $44.99
    Plastic Air Diffusers 1'X1' White 2-Way Grille/Damper/Box (MV2)-Airtec Airtec
    1800ceiling.com
    $45.07
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
    Grainger
    $45.07
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
    Grainger
    $484.88
    L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W307/16W308/16W309 Model: 500-26350
    Grainger
    $484.88
    L.B. White Portable Gas Heater Diffuser: Ducting For Portable Gas Heaters, 16W307/16W308/16W309 Model: 500-26350
    Grainger
    $91.60
    $114.50
    Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
    Advantage Mechanical Supply
    20% off
    $91.60
    $114.50
    Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
    Advantage Mechanical Supply
    $18.14
    Diffuser: Ceiling/Wall, 14 in Dia, Surface Mount, 10 in Duct, Steel, Round Cone, White Model: 4JRL1
    Grainger
    $18.14
    Diffuser: Ceiling/Wall, 14 in Dia, Surface Mount, 10 in Duct, Steel, Round Cone, White Model: 4JRL1
    Grainger
    $10.68
    Diffuser: Ceiling/Wall, 8 1/2 in Dia, Surface Mount, 6 in Duct, Steel, Round Cone, White Model: 4JRK8
    Grainger
    $10.68
    Diffuser: Ceiling/Wall, 8 1/2 in Dia, Surface Mount, 6 in Duct, Steel, Round Cone, White Model: 4JRK8
    Grainger
    $62.14
    Diffuser: Ceiling/Wall, 23 3/4 in H, 23 3/4 in W, Surface Mount, 6 To 12 in Duct, Steel, Square Cone Model: 4JRL3
    Grainger
    $62.14
    Diffuser: Ceiling/Wall, 23 3/4 in H, 23 3/4 in W, Surface Mount, 6 To 12 in Duct, Steel, Square Cone Model: 4JRL3
    Grainger