Shop How to Choose a Ceiling Diffuser

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$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
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RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam White
Advantage Mechanical Supply
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RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam White
Advantage Mechanical Supply
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Round Ceiling Jet Diffuser DCE 04" - 2 Jets / White / Aluminium
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Round Ceiling Jet Diffuser DCE 04" - 2 Jets / White / Aluminium
Advantage Mechanical Supply
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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,
Amazon.com
255
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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,
Amazon.com
$80.00
$100.00
Ceiling Lay-In Modular Diffuser 24X24 With 2 Plates And Insulation - DP2 10" / Metallic Gray / Steel
Advantage Mechanical Supply
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$100.00
Ceiling Lay-In Modular Diffuser 24X24 With 2 Plates And Insulation - DP2 10" / Metallic Gray / Steel
Advantage Mechanical Supply
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$126.50
Ceiling Lay-In Plaque Diffuser 24X24 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
20% off
$101.20
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Ceiling Lay-In Plaque Diffuser 24X24 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
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2'X2' Black Egg Crate Return/Vent, Polystyrene 1800Ceiling.Com
1800ceiling.com
$15.99
2'X2' Black Egg Crate Return/Vent, Polystyrene 1800Ceiling.Com
1800ceiling.com
$66.00
Deflecto Ceiling Diffuser 4" TFG4
Conservation Mart
51
$66.00
Deflecto Ceiling Diffuser 4" TFG4
Conservation Mart
$16.99
23.75" X 23.75" White Polystyrene Egg Crate Return/Vent 1800Ceiling.Com
1800ceiling.com
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23.75" X 23.75" White Polystyrene Egg Crate Return/Vent 1800Ceiling.Com
1800ceiling.com
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DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
Advantage Mechanical Supply
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DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
Advantage Mechanical Supply
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$129.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 3 Slot - Triple Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas
Texas Buildmart
15% off
$109.99
$129.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 3 Slot - Triple Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas
Texas Buildmart
$197.73
Lay-In Ceiling Diffuser Drop Ceiling Return Air Filter Grille With Air Box - Bull's Eye Back - 24 X 24
Amazon.com
4
Free shipping
$197.73
Lay-In Ceiling Diffuser Drop Ceiling Return Air Filter Grille With Air Box - Bull's Eye Back - 24 X 24
Amazon.com
$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
$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
236
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
$69.99
BUILDMART - 18" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
3
Free shipping
$69.99
BUILDMART - 18" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
$57.75
HVAC Premium 12'' Round Ceiling Diffuser - Easy Air Flow - HVAC Vent Duct Cover [White] - [Outer Dimensions: 16'']
Amazon.com
821
Free shipping
$57.75
HVAC Premium 12'' Round Ceiling Diffuser - Easy Air Flow - HVAC Vent Duct Cover [White] - [Outer Dimensions: 16'']
Amazon.com
$34.66
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
189
$34.66
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
$32.48
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com
235
$32.48
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com
$44.13
Airtec By Truaire MV360
hvq
21
$44.13
Airtec By Truaire MV360
hvq
$70.90
$88.60
Ceiling Lay-In Plaque Diffuser 12X12 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
19% off
$70.90
$88.60
Ceiling Lay-In Plaque Diffuser 12X12 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
$22.95
HBW 8" Round Ceiling Diffuser White Powder Coated With Outside Dimension Of 12" Fitting In 8" Duct
Amazon.com
129
$22.95
HBW 8" Round Ceiling Diffuser White Powder Coated With Outside Dimension Of 12" Fitting In 8" Duct
Amazon.com
$129.99
BUILDMART - 48" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
13
Free shipping
$129.99
BUILDMART - 48" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
$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
7
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
$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
$34.82
Airtec By Truaire MV3S
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1
$34.82
Airtec By Truaire MV3S
hvq
$26.39
Fits 6 Inch Neck Air Duct | Steel Round Air Supply Diffuser For Ceiling By Handua | Round Diffuser Vent Cover | Black | Outer Dimension: 9-15/16"
Amazon.com
54
$26.39
Fits 6 Inch Neck Air Duct | Steel Round Air Supply Diffuser For Ceiling By Handua | Round Diffuser Vent Cover | Black | Outer Dimension: 9-15/16"
Amazon.com
$20.38
IMPERIAL 6.0-In X 6.0-In 2-Way ABS Resin Sidewall/Ceiling Diffuser In White | DR-06-C
Lowe's
1
$20.38
IMPERIAL 6.0-In X 6.0-In 2-Way ABS Resin Sidewall/Ceiling Diffuser In White | DR-06-C
Lowe's
$108.55
Hart & Cooley 48701 8" (Wall Opening Size) Steel Round Ceiling Diffuser (20 Series) | Supplyhouse.Com
SupplyHouse.com
1
$108.55
Hart & Cooley 48701 8" (Wall Opening Size) Steel Round Ceiling Diffuser (20 Series) | Supplyhouse.Com
SupplyHouse.com
$69.95
Tan Plastic 2'X2' Air Diffuser With 8" Collar American Louver
1800ceiling.com
$69.95
Tan Plastic 2'X2' Air Diffuser With 8" Collar American Louver
1800ceiling.com
$22.95
8" X 8" Adjustable Blade Sidewall Ceiling Register Vent Cover Diffuser Heavy Duty Stamped Steel (Listed Size Is For Duct Opening Or Inside
Amazon.com
$22.95
8" X 8" Adjustable Blade Sidewall Ceiling Register Vent Cover Diffuser Heavy Duty Stamped Steel (Listed Size Is For Duct Opening Or Inside
Amazon.com
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$200.25
20" X 20" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 21.75"W X
Amazon.com
Free shipping
$200.25
20" X 20" Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille Register - High Airflow - White [Outer Dimensions: 21.75"W X
Amazon.com
$173.05
Hart & Cooley 48703 12" (Wall Opening Size) Steel Round Ceiling Diffuser (20 Series) | Supplyhouse.Com
SupplyHouse.com
$173.05
Hart & Cooley 48703 12" (Wall Opening Size) Steel Round Ceiling Diffuser (20 Series) | Supplyhouse.Com
SupplyHouse.com
$19.95
14" X 6" Adjustable Blade Sidewall Ceiling Register Vent Cover Diffuser Heavy Duty Stamped Steel (Listed Size Is For Duct Opening Or Inside
Amazon.com
79
$19.95
14" X 6" Adjustable Blade Sidewall Ceiling Register Vent Cover Diffuser Heavy Duty Stamped Steel (Listed Size Is For Duct Opening Or Inside
Amazon.com
$93.51
Hart & Cooley 50743 12" X 12" (Wall Opening Size) White Ceiling Diffuser (A504OB Series) | Supplyhouse.Com
SupplyHouse.com
23
$93.51
Hart & Cooley 50743 12" X 12" (Wall Opening Size) White Ceiling Diffuser (A504OB Series) | Supplyhouse.Com
SupplyHouse.com
$64.85
Bluefin DF2W14-14 14" X 14" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$64.85
Bluefin DF2W14-14 14" X 14" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
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Shop How to Choose a Ceiling Diffuser

Sponsored
About our ads
$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
$53.20
$66.50
RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam White
Advantage Mechanical Supply
19% off
$53.20
$66.50
RPEP - Steel Perforated Ceiling Diffuser/Return W Polifoam White
Advantage Mechanical Supply
$95.45
$121.50
Round Ceiling Jet Diffuser DCE 04" - 2 Jets / White / Aluminium
Advantage Mechanical Supply
21% off
$95.45
$121.50
Round Ceiling Jet Diffuser DCE 04" - 2 Jets / White / Aluminium
Advantage Mechanical Supply
$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,
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,
Amazon.com
$80.00
$100.00
Ceiling Lay-In Modular Diffuser 24X24 With 2 Plates And Insulation - DP2 10" / Metallic Gray / Steel
Advantage Mechanical Supply
20% off
$80.00
$100.00
Ceiling Lay-In Modular Diffuser 24X24 With 2 Plates And Insulation - DP2 10" / Metallic Gray / Steel
Advantage Mechanical Supply
$101.20
$126.50
Ceiling Lay-In Plaque Diffuser 24X24 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
20% off
$101.20
$126.50
Ceiling Lay-In Plaque Diffuser 24X24 With Insulation - DPL 06" / White / Aluminum
Advantage Mechanical Supply
$15.99
2'X2' Black Egg Crate Return/Vent, Polystyrene 1800Ceiling.Com
1800ceiling.com
$15.99
2'X2' Black Egg Crate Return/Vent, Polystyrene 1800Ceiling.Com
1800ceiling.com
$66.00
Deflecto Ceiling Diffuser 4" TFG4
Conservation Mart
51
$66.00
Deflecto Ceiling Diffuser 4" TFG4
Conservation Mart
$16.99
23.75" X 23.75" White Polystyrene Egg Crate Return/Vent 1800Ceiling.Com
1800ceiling.com
$16.99
23.75" X 23.75" White Polystyrene Egg Crate Return/Vent 1800Ceiling.Com
1800ceiling.com
$98.20
$122.80
DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
Advantage Mechanical Supply
20% off
$98.20
$122.80
DPA - Steel Perforated Face Diffuser With Insulation 6" / White / Aluminum
Advantage Mechanical Supply
$109.99
$129.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 3 Slot - Triple Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas
Texas Buildmart
15% off
$109.99
$129.99
BUILDMART - 48 White Inch Linear Slot Diffuser - 3 Slot - Triple Slot - Decorative Linear Air - Modern Vent Cover For Ceiling, Walls & Floors - Texas
Texas Buildmart
$197.73
Lay-In Ceiling Diffuser Drop Ceiling Return Air Filter Grille With Air Box - Bull's Eye Back - 24 X 24
Amazon.com
4
Free shipping
$197.73
Lay-In Ceiling Diffuser Drop Ceiling Return Air Filter Grille With Air Box - Bull's Eye Back - 24 X 24
Amazon.com
$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
$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
236
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
$69.99
BUILDMART - 18" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
3
Free shipping
$69.99
BUILDMART - 18" Linear Slot Diffuser - (3 Slot) Triple Slot - White Decorative Air Vent - Modern AC Vent Cover For Ceiling, Walls & Floors - Texas
Amazon.com
$57.75
HVAC Premium 12'' Round Ceiling Diffuser - Easy Air Flow - HVAC Vent Duct Cover [White] - [Outer Dimensions: 16'']
Amazon.com
821
Free shipping
$57.75
HVAC Premium 12'' Round Ceiling Diffuser - Easy Air Flow - HVAC Vent Duct Cover [White] - [Outer Dimensions: 16'']
Amazon.com
$34.66
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
189
$34.66
Rectorseal Truaire Grille/Damper 81914 Plastic Ceiling Diffuser With Incorporated Ceiling Box, Easy Installation, HVAC, 8X8 4 Way Grille/Damper
Amazon.com
$32.48
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com
235
$32.48
Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling Adjustable AIR Supply Diffuser - HVAC Vent Cover Sidewall Or Ceiling - Grille
Amazon.com