Shop plastic ceiling diffusers

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$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
1
$84.90
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-FR
Grainger
7
$84.90
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-FR
Grainger
7
$89.40
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
$89.40
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
$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
154
$81.89
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
$81.89
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
$83.01
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2212-2PK
Grainger
$83.01
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2212-2PK
Grainger
$15.95
Three-Way Plastic Side Wall/Ceiling Register In White 14"W X 6"H For Duct Opening (Outside Dimension Is 15.75"W X 8"H)
Amazon.com
241
$15.95
Three-Way Plastic Side Wall/Ceiling Register In White 14"W X 6"H For Duct Opening (Outside Dimension Is 15.75"W X 8"H)
Amazon.com
241
$66.61
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, White Model: STR-PQ-10W
Grainger
1
$66.61
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, White Model: STR-PQ-10W
Grainger
1
$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
255
$75.90
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2238-2PK
Grainger
$75.90
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2238-2PK
Grainger
$66.41
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
$66.41
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
$67.73
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
Grainger
7
$67.73
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
Grainger
7
$30.64
Hart & Cooley 556449 12" X 12" 4-Way Ceiling Diffuser In Bright White (Plastic/Rezzin) | Supplyhouse.Com
SupplyHouse.com
$30.64
Hart & Cooley 556449 12" X 12" 4-Way Ceiling Diffuser In Bright White (Plastic/Rezzin) | Supplyhouse.Com
SupplyHouse.com
$33.48
American Louver Air Diverter: 22 1/4 in Overall Ht, 22 1/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADC-W
Grainger
7
$33.48
American Louver Air Diverter: 22 1/4 in Overall Ht, 22 1/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADC-W
Grainger
7
$65.95
American Louver Stratus Cone Diffuser With 10" Neck, White, STR-C-10W
Global Industrial
1
$65.95
American Louver Stratus Cone Diffuser With 10" Neck, White, STR-C-10W
Global Industrial
1
$75.30
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
$75.30
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
$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
$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
261
$62.79
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
$62.79
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
$58.75
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
Grainger
$58.75
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Steel, Square Cone, White Model: 4MJV5
Grainger
$59.10
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
Grainger
$59.10
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 in Duct, Steel, Square Cone, White Model: 4MJV2
Grainger
$15.95
Three-Way Plastic Side Wall/Ceiling Register In White 10"W X 8"H For Duct Opening (Outside Dimension Is 12"W X 10"H)
Amazon.com
4
$15.95
Three-Way Plastic Side Wall/Ceiling Register In White 10"W X 8"H For Duct Opening (Outside Dimension Is 12"W X 10"H)
Amazon.com
4
$76.09
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-W-NRD
Grainger
$76.09
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 6 To 14 in Duct, Plastic, Square Plaque, White Model: STR-PQ-W-NRD
Grainger
$765.14
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/20] Model: STR-PERF-2214-20PK
Grainger
$765.14
American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/20] Model: STR-PERF-2214-20PK
Grainger
$66.61
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-10BK
Grainger
$66.61
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, Black Model: STR-PQ-10BK
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
$45.07
Diffuser: Ceiling/Wall, 11 in H, 11 in W, Surface Mount, 8 in Duct, Aluminum, 4-Way Louvered, White Model: 4MJJ6
Grainger
$22.99
14" X 6"(Duct Opening Size) Air Vent Cover Ceiling Register, Louanxpert 3-Way Plastic Ventilation Adjustable Grille For Home, Office, Bathroom Ceiling
Amazon.com
99
$22.99
14" X 6"(Duct Opening Size) Air Vent Cover Ceiling Register, Louanxpert 3-Way Plastic Ventilation Adjustable Grille For Home, Office, Bathroom Ceiling
Amazon.com
99
$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
$69.00
Havaco 2'X2' Louver Return Grille With Filter Grid, ABS Plastic Lay-In Return With Cut-Away Bulls Eye Back, 6"-16" Inlet Opening, Ceiling Diffuser
Amazon.com
13
Free shipping
$69.00
Havaco 2'X2' Louver Return Grille With Filter Grid, ABS Plastic Lay-In Return With Cut-Away Bulls Eye Back, 6"-16" Inlet Opening, Ceiling Diffuser
Amazon.com
13
$17.95
HBW Three-Way Plastic Side Wall/Ceiling Register In White 12" W X 6" H For Duct Opening (Outside Dimension Is 13.75" W X 8" H)
Amazon.com
249
$17.95
HBW Three-Way Plastic Side Wall/Ceiling Register In White 12" W X 6" H For Duct Opening (Outside Dimension Is 13.75" W X 8" H)
Amazon.com
249
$32.51
American Louver Air Diverter: 12 in Overall Ht, 23 3/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADS-W
Grainger
$32.51
American Louver Air Diverter: 12 in Overall Ht, 23 3/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADS-W
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
$17.95
HBW Four-Way Plastic Side Wall/Ceiling Register In White 12" W X 12" H For Duct Opening (Outside Dimension Is 14" W X 14" H)
Amazon.com
122
$17.95
HBW Four-Way Plastic Side Wall/Ceiling Register In White 12" W X 12" H For Duct Opening (Outside Dimension Is 14" W X 14" H)
Amazon.com
122
$2,390.00
King Kdsau2040-3 4000W 208V 3-Ph Ff Surface Mount Ceiling Diffuser
Gordon Electric Supply
$2,390.00
King Kdsau2040-3 4000W 208V 3-Ph Ff Surface Mount Ceiling Diffuser
Gordon Electric Supply
$159.95
American Louver Stratus 1/4" Perforated Plastic Panel, Ceiling T-Grid, PK5, STR-PERF-2214-5PK
Global Industrial
$159.95
American Louver Stratus 1/4" Perforated Plastic Panel, Ceiling T-Grid, PK5, STR-PERF-2214-5PK
Global Industrial
$35.75
Rectorseal Truaire Retrofit Grille/Damper MV3 81913 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 3 Way
Amazon.com
144
Free shipping
$35.75
Rectorseal Truaire Retrofit Grille/Damper MV3 81913 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 3 Way
Amazon.com
144
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    Shop plastic ceiling diffusers

    Sponsored
    About our ads
    $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
    1
    $84.90
    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-FR
    Grainger
    7
    $84.90
    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-FR
    Grainger
    7
    $89.40
    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
    $89.40
    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
    $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
    154
    $81.89
    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
    $81.89
    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
    $83.01
    American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2212-2PK
    Grainger
    $83.01
    American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2212-2PK
    Grainger
    $15.95
    Three-Way Plastic Side Wall/Ceiling Register In White 14"W X 6"H For Duct Opening (Outside Dimension Is 15.75"W X 8"H)
    Amazon.com
    241
    $15.95
    Three-Way Plastic Side Wall/Ceiling Register In White 14"W X 6"H For Duct Opening (Outside Dimension Is 15.75"W X 8"H)
    Amazon.com
    241
    $66.61
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, White Model: STR-PQ-10W
    Grainger
    1
    $66.61
    American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 10 in Duct, Plastic, Square Plaque, White Model: STR-PQ-10W
    Grainger
    1
    $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
    255
    $75.90
    American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2238-2PK
    Grainger
    $75.90
    American Louver Diffusers: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, Plastic, Perforated, White [PK/2] Model: STR-PERF-2238-2PK
    Grainger
    $66.41
    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
    $66.41
    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
    $67.73
    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
    Grainger
    7
    $67.73
    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
    Grainger
    7
    $30.64
    Hart & Cooley 556449 12" X 12" 4-Way Ceiling Diffuser In Bright White (Plastic/Rezzin) | Supplyhouse.Com
    SupplyHouse.com
    $30.64
    Hart & Cooley 556449 12" X 12" 4-Way Ceiling Diffuser In Bright White (Plastic/Rezzin) | Supplyhouse.Com
    SupplyHouse.com
    $33.48
    American Louver Air Diverter: 22 1/4 in Overall Ht, 22 1/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADC-W
    Grainger
    7
    $33.48
    American Louver Air Diverter: 22 1/4 in Overall Ht, 22 1/4 in Overall Wd, T-Grid Diffusers, Plastic Model: STR-ADC-W
    Grainger
    7
    $65.95
    American Louver Stratus Cone Diffuser With 10" Neck, White, STR-C-10W
    Global Industrial
    1
    $65.95
    American Louver Stratus Cone Diffuser With 10" Neck, White, STR-C-10W
    Global Industrial
    1
    $75.30
    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
    $75.30
    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
    $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
    $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
    261