Shop air duct diffuser

Sponsored
About our ads
12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
$44.13
1800ceiling.com
12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
$44.13
1800ceiling.com
Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
$91.60
$114.50
Advantage Mechanical Supply
20% off
Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
$91.60
$114.50
Advantage Mechanical Supply
Four Way Angled Face Concentric Diffuser 16.5" / 3.5" / 14" / 30" X 13" / 18" X 18" / 18" X 5" / 1000 - 2500
$1,695.80
Advantage Mechanical Supply
13% off
Four Way Angled Face Concentric Diffuser 16.5" / 3.5" / 14" / 30" X 13" / 18" X 18" / 18" X 5" / 1000 - 2500
$1,695.80
Advantage Mechanical Supply
DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
$98.20
$122.80
Advantage Mechanical Supply
20% off
DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
$98.20
$122.80
Advantage Mechanical Supply
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
$62.16
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
$62.16
Grainger
Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4", 3 ft Long / Matte Black
$55.20
$69.00
Advantage Mechanical Supply
19% off
Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4", 3 ft Long / Matte Black
$55.20
$69.00
Advantage Mechanical Supply
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
$61.26
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
$61.26
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
$62.54
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
$62.54
Grainger
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
$47.72
Grainger
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
$47.72
Grainger
RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam Metallic Gray
$53.20
$66.50
Advantage Mechanical Supply
19% off
RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam Metallic Gray
$53.20
$66.50
Advantage Mechanical Supply
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
$45.07
Grainger
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
$45.07
Grainger
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
$45.21
Grainger
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
$45.21
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
$62.27
Grainger
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
$62.27
Grainger
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, 12" Duct Collar 6601-24-HD
$543.00
Terra Universal Bing
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, 12" Duct Collar 6601-24-HD
$543.00
Terra Universal Bing
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
$928.00
Terra Universal Bing
Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
$928.00
Terra Universal Bing
48" L X 5.5" W White Linear Air Diverter For 3 Slot Linear Vents 1800Ceiling.Com
$42.99
1800ceiling.com
48" L X 5.5" W White Linear Air Diverter For 3 Slot Linear Vents 1800Ceiling.Com
$42.99
1800ceiling.com
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
$858.00
Terra Universal Bing
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
$858.00
Terra Universal Bing
Dial 3-1/2 in. H X 22 in. W 6-Way White Plastic Air Diffuser Grille
$62.99
Ace Hardware
Dial 3-1/2 in. H X 22 in. W 6-Way White Plastic Air Diffuser Grille
$62.99
Ace Hardware
Filtered Air System For 2'X2' Air Diffuser 1800Ceiling.Com
$89.99
1800ceiling.com
Filtered Air System For 2'X2' Air Diffuser 1800Ceiling.Com
$89.99
1800ceiling.com
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$39.99
$49.99
Texas Buildmart
26
20% off
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$39.99
$49.99
Texas Buildmart
BUILDMART - 48 White Inch Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$99.99
$119.99
Texas Buildmart
16% off
BUILDMART - 48 White Inch Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$99.99
$119.99
Texas Buildmart
BUILDMART - 60 White Inch Linear Slot Diffuser - 1 Slot - Single Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$79.99
$119.99
Texas Buildmart
33% off
BUILDMART - 60 White Inch Linear Slot Diffuser - 1 Slot - Single Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$79.99
$119.99
Texas Buildmart
American Louver Fire Rated UL2043 White Cone Diffuser For 14" Duct, STR-C-14W-FR
$87.95
Global Industrial
7
American Louver Fire Rated UL2043 White Cone Diffuser For 14" Duct, STR-C-14W-FR
$87.95
Global Industrial
HVAC Premium 18" X 8" 3-Way AIR Supply Grille - Vent Cover & Diffuser - Flat Stamped Face - White [Outer Dimensions: 19.75"W X 9.75"H]
$47.16
Amazon.com
37
Free shipping
HVAC Premium 18" X 8" 3-Way AIR Supply Grille - Vent Cover & Diffuser - Flat Stamped Face - White [Outer Dimensions: 19.75"W X 9.75"H]
$47.16
Amazon.com
Rectorseal Truaire Retrofit Grille/Damper MV3 81913 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 3 Way
$35.78
Amazon.com
144
Free shipping
Rectorseal Truaire Retrofit Grille/Damper MV3 81913 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 3 Way
$35.78
Amazon.com
BUILDMART - 36" White Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$79.99
$99.99
Linear Slot Diffusers
20% off
BUILDMART - 36" White Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
$79.99
$99.99
Linear Slot Diffusers
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$39.99
$49.99
Linear Slot Diffusers
26
20% off
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$39.99
$49.99
Linear Slot Diffusers
Air Diffuser For 8in Ducts
$85.00
Etsy
149
Air Diffuser For 8in Ducts
$85.00
Etsy
ACLAMINAIRE Aluminum Wall And Ceiling Linear Slot Diffuser, 14" X 8", White, LSDRBOX-14X8
$68.95
Global Industrial
ACLAMINAIRE Aluminum Wall And Ceiling Linear Slot Diffuser, 14" X 8", White, LSDRBOX-14X8
$68.95
Global Industrial
BUILDMART - 20X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$59.99
$74.99
Linear Slot Diffusers
20% off
BUILDMART - 20X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
$59.99
$74.99
Linear Slot Diffusers
ACAMINAIRE Aluminum Wall And Ceiling Linear Slot Diffuser, 8" X 4", White, Lsdrbox8x4
$34.95
Global Industrial
ACAMINAIRE Aluminum Wall And Ceiling Linear Slot Diffuser, 8" X 4", White, Lsdrbox8x4
$34.95
Global Industrial
SOUTHWARK METAL 77WF888 Ceiling Diffuser, 8X8x8 In, Ceiling Diffuser Funnel, Efficient Air Distribution
$55.36
Voomi Supply
SOUTHWARK METAL 77WF888 Ceiling Diffuser, 8X8x8 In, Ceiling Diffuser Funnel, Efficient Air Distribution
$55.36
Voomi Supply
RELIABILT 24-In X 24-In 3-Cone Steel Ceiling Diffuser In White | 86208IC
$47.98
Lowe's
RELIABILT 24-In X 24-In 3-Cone Steel Ceiling Diffuser In White | 86208IC
$47.98
Lowe's
Airtec By Truaire MV360
$44.13
hvq
60
Airtec By Truaire MV360
$44.13
hvq
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar
$1,020.00
Laboratory-Equipment.com
Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar
$1,020.00
Laboratory-Equipment.com
PATIKIL 16X16 Inch Adjustable Air Supply Diffuser Aluminum Double Deflection HVAC Vent Cover Air Vent Register For Sidewall Wall Ceiling Floor HVAC
$57.49
Lowe's
PATIKIL 16X16 Inch Adjustable Air Supply Diffuser Aluminum Double Deflection HVAC Vent Cover Air Vent Register For Sidewall Wall Ceiling Floor HVAC
$57.49
Lowe's
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop air duct diffuser

    Sponsored
    About our ads
    12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
    $44.13
    1800ceiling.com
    12.5" Round White Plastic Standard Air Grille Air Diffuser Bu Airtec Rectorseal
    $44.13
    1800ceiling.com
    Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
    $91.60
    $114.50
    Advantage Mechanical Supply
    20% off
    Round Supply Ceiling Diffuser - DCF 06" / White / Aluminum
    $91.60
    $114.50
    Advantage Mechanical Supply
    Four Way Angled Face Concentric Diffuser 16.5" / 3.5" / 14" / 30" X 13" / 18" X 18" / 18" X 5" / 1000 - 2500
    $1,695.80
    Advantage Mechanical Supply
    13% off
    Four Way Angled Face Concentric Diffuser 16.5" / 3.5" / 14" / 30" X 13" / 18" X 18" / 18" X 5" / 1000 - 2500
    $1,695.80
    Advantage Mechanical Supply
    DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
    $98.20
    $122.80
    Advantage Mechanical Supply
    20% off
    DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
    $98.20
    $122.80
    Advantage Mechanical Supply
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
    $62.16
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
    $62.16
    Grainger
    Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4", 3 ft Long / Matte Black
    $55.20
    $69.00
    Advantage Mechanical Supply
    19% off
    Galvanized Steel Linear Diffuser With 1" Slots - DLC 2 Slots Of 1", Duct Opening Height Of 4", 3 ft Long / Matte Black
    $55.20
    $69.00
    Advantage Mechanical Supply
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
    $61.26
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
    $61.26
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
    $62.54
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
    $62.54
    Grainger
    Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
    $47.72
    Grainger
    Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ4
    $47.72
    Grainger
    RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam Metallic Gray
    $53.20
    $66.50
    Advantage Mechanical Supply
    19% off
    RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam Metallic Gray
    $53.20
    $66.50
    Advantage Mechanical Supply
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
    $45.07
    Grainger
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
    $45.07
    Grainger
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
    $45.21
    Grainger
    Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ3
    $45.21
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
    $62.27
    Grainger
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Steel, Square Cone, White Model: 4MJV4
    $62.27
    Grainger
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, 12" Duct Collar 6601-24-HD
    $543.00
    Terra Universal Bing
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, 12" Duct Collar 6601-24-HD
    $543.00
    Terra Universal Bing
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
    $928.00
    Terra Universal Bing
    Laminar Flow Diffuser Whisperflow , 2'X4', HEPA, RSR, Adjustable Damper, 12" Duct Collar 6601-24C-HDR-AD
    $928.00
    Terra Universal Bing
    48" L X 5.5" W White Linear Air Diverter For 3 Slot Linear Vents 1800Ceiling.Com
    $42.99
    1800ceiling.com
    48" L X 5.5" W White Linear Air Diverter For 3 Slot Linear Vents 1800Ceiling.Com
    $42.99
    1800ceiling.com
    Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
    $858.00
    Terra Universal Bing
    Laminar Flow Diffuser Whisperflow , 2'X2', HEPA, RSR, 12" Duct Collar 6601-22B-HDR
    $858.00
    Terra Universal Bing
    Dial 3-1/2 in. H X 22 in. W 6-Way White Plastic Air Diffuser Grille
    $62.99
    Ace Hardware
    Dial 3-1/2 in. H X 22 in. W 6-Way White Plastic Air Diffuser Grille
    $62.99
    Ace Hardware