Shop Commercial Ceiling Diffusers HVAC

Sponsored
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$115.10
Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ5
Grainger
$115.10
Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ5
Grainger
$56.13
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJU5
Grainger
$56.13
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJU5
Grainger
$190.40
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ7
Grainger
$190.40
Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ7
Grainger
$56.22
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJU2
Grainger
$56.22
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJU2
Grainger
$308.02
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 8 in Duct, Steel, Perforated, White Model: 4MJU8
Grainger
$308.02
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 8 in Duct, Steel, Perforated, White Model: 4MJU8
Grainger
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 10" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
255
Free shipping
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 10" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
$29.70
Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ2
Grainger
$29.70
Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ2
Grainger
$78.06
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 10 in Duct, Steel, Perforated, White Model: 4MJU9
Grainger
$78.06
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 10 in Duct, Steel, Perforated, White Model: 4MJU9
Grainger
$69.95
American Louver Stratus Cone Diffuser With 14" Neck, White, STR-C-14W
Global Industrial
$69.95
American Louver Stratus Cone Diffuser With 14" Neck, White, STR-C-14W
Global Industrial
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 12" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
8
Free shipping
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 12" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
$91.95
American Louver Stratus Plastic Cone Diffuser, Ceiling, 10", R6 Insulated, White, STR-C-10W-R6
Global Industrial
1
$91.95
American Louver Stratus Plastic Cone Diffuser, Ceiling, 10", R6 Insulated, White, STR-C-10W-R6
Global Industrial
$39.99
$49.99
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
26
20% off
$39.99
$49.99
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
$74.78
American Louver Ceiling Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque Model: STR-PQ-10W-FR
Grainger
$74.78
American Louver Ceiling Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque Model: STR-PQ-10W-FR
Grainger
$66.41
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Cone, White Model: STR-C-14W
Grainger
7
$66.41
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Cone, White Model: STR-C-14W
Grainger
$29.99
$36.99
BUILDMART - 8X4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
18% off
$29.99
$36.99
BUILDMART - 8X4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
$64.50
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-14W
Grainger
$64.50
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-14W
Grainger
$35.78
$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
Free shipping
22% off
$35.78
$46.34
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 6" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
261
Free shipping
$58.00
Havaco 2'X2' Lay-In 3 Cone Supply With 6" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
Amazon.com
$65.95
Repa Market 9" X 9" (Neck) Square Aluminum Ceiling Diffuser - Industrial 4 Way Supply Exhaust Ventilation, Air Conditioning - HVAC Horizontal Flow
Amazon.com
Free shipping
$65.95
Repa Market 9" X 9" (Neck) Square Aluminum Ceiling Diffuser - Industrial 4 Way Supply Exhaust Ventilation, Air Conditioning - HVAC Horizontal Flow
Amazon.com
$177.19
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/5] Model: STR-PERF-2238-5PK
Grainger
$177.19
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/5] Model: STR-PERF-2238-5PK
Grainger
$189.29
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/5] Model: STR-PERF-2212-5PK
Grainger
$189.29
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/5] Model: STR-PERF-2212-5PK
Grainger
$66.83
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Plastic, Square Cone, Black Model: STR-C-8BK
Grainger
$66.83
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Plastic, Square Cone, Black Model: STR-C-8BK
Grainger
$99.99
$119.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
16% off
$99.99
$119.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
$49.99
$63.99
BUILDMART - 12X8 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
21% off
$49.99
$63.99
BUILDMART - 12X8 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
$64.50
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-14BK
Grainger
$64.50
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-14BK
Grainger
$96.68
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-R6
Grainger
$96.68
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-R6
Grainger
$84.51
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 14 in Duct, Steel, Square Plaque, White Model: SPD-GR000041
Grainger
$84.51
Price Diffuser: Ceiling, 24 in Dia, 24 in H, 24 in W, Lay-In, 14 in Duct, Steel, Square Plaque, White Model: SPD-GR000041
Grainger
$39.99
$49.99
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Linear Slot Diffusers
26
20% off
$39.99
$49.99
BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Linear Slot Diffusers
$79.99
$89.99
BUILDMART - 12X12 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
11% off
$79.99
$89.99
BUILDMART - 12X12 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
Texas Buildmart
$50.99
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
$50.99
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
$53.20
Airtec 81914 MV4 Ceiling Diffuser W/ 4-Way Grille (8" X 8") | Supplyhouse.Com
SupplyHouse.com
20
$53.20
Airtec 81914 MV4 Ceiling Diffuser W/ 4-Way Grille (8" X 8") | Supplyhouse.Com
SupplyHouse.com
$390.65
4 Way Diffuser Diffuser: Ceiling, 23 in H, 23 in W, Lay-In, 14 in Duct, Steel, Side Louvered, White Model: SDIG77514
Grainger
$390.65
4 Way Diffuser Diffuser: Ceiling, 23 in H, 23 in W, Lay-In, 14 in Duct, Steel, Side Louvered, White Model: SDIG77514
Grainger
$38.07
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com
224
Free shipping
$38.07
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com
$79.99
$99.99
BUILDMART - 36" White Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
Linear Slot Diffusers
20% off
$79.99
$99.99
BUILDMART - 36" White Linear Slot Diffuser - 2 Slot - Double Slot - Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas Buildmart
Linear Slot Diffusers
$162.86
Titus Ceiling Diffuser: Ceiling Diffuser, TMS-3-8-24X24 Model: TMS-3-8-24X24
Grainger
$162.86
Titus Ceiling Diffuser: Ceiling Diffuser, TMS-3-8-24X24 Model: TMS-3-8-24X24
Grainger
$387.67
4 Way Diffuser Diffuser: Ceiling, 23 in H, 23 in W, Lay-In, 6 in Duct, Steel, Side Louvered, White Model: WLCG77506
Grainger
$387.67
4 Way Diffuser Diffuser: Ceiling, 23 in H, 23 in W, Lay-In, 6 in Duct, Steel, Side Louvered, White Model: WLCG77506
Grainger
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    Shop Commercial Ceiling Diffusers HVAC

    Sponsored
    About our ads
    $115.10
    Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ5
    Grainger
    $115.10
    Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ5
    Grainger
    $56.13
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJU5
    Grainger
    $56.13
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJU5
    Grainger
    $190.40
    Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ7
    Grainger
    $190.40
    Diffuser: Ceiling/Wall, 13 in H, 13 in W, Surface Mount, 10 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ7
    Grainger
    $56.22
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJU2
    Grainger
    $56.22
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJU2
    Grainger
    $308.02
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 8 in Duct, Steel, Perforated, White Model: 4MJU8
    Grainger
    $308.02
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 8 in Duct, Steel, Perforated, White Model: 4MJU8
    Grainger
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 10" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com
    255
    Free shipping
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 10" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com
    $29.70
    Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ2
    Grainger
    $29.70
    Diffuser: Ceiling/Wall, 9 in H, 9 in W, Surface Mount, 6 in Duct, Aluminum, 3-Way Louvered, White Model: 4MJJ2
    Grainger
    $78.06
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 10 in Duct, Steel, Perforated, White Model: 4MJU9
    Grainger
    $78.06
    Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Surface Mount, 10 in Duct, Steel, Perforated, White Model: 4MJU9
    Grainger
    $69.95
    American Louver Stratus Cone Diffuser With 14" Neck, White, STR-C-14W
    Global Industrial
    $69.95
    American Louver Stratus Cone Diffuser With 14" Neck, White, STR-C-14W
    Global Industrial
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 12" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com
    8
    Free shipping
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 12" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com
    $91.95
    American Louver Stratus Plastic Cone Diffuser, Ceiling, 10", R6 Insulated, White, STR-C-10W-R6
    Global Industrial
    1
    $91.95
    American Louver Stratus Plastic Cone Diffuser, Ceiling, 10", R6 Insulated, White, STR-C-10W-R6
    Global Industrial
    $39.99
    $49.99
    BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
    Texas Buildmart
    26
    20% off
    $39.99
    $49.99
    BUILDMART - 12X6 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
    Texas Buildmart
    $74.78
    American Louver Ceiling Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque Model: STR-PQ-10W-FR
    Grainger
    $74.78
    American Louver Ceiling Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque Model: STR-PQ-10W-FR
    Grainger
    $66.41
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Cone, White Model: STR-C-14W
    Grainger
    7
    $66.41
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Cone, White Model: STR-C-14W
    Grainger
    $29.99
    $36.99
    BUILDMART - 8X4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
    Texas Buildmart
    18% off
    $29.99
    $36.99
    BUILDMART - 8X4 White Modern AC Vent Cover - Decorative Air Vent - Standard Linear Slot Diffuser - Register Grille For Ceiling, Walls & Floors - Texas Buildmart
    Texas Buildmart
    $64.50
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-14W
    Grainger
    $64.50
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-14W
    Grainger
    $35.78
    $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
    Free shipping
    22% off
    $35.78
    $46.34
    Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
    Amazon.com
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 6" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com
    261
    Free shipping
    $58.00
    Havaco 2'X2' Lay-In 3 Cone Supply With 6" Pre-Molded Boot, ABS Plastic Supply Grille, Ceiling Diffuser For Air Vent, Ideal For Heating, Cooling, And
    Amazon.com