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$69.95
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
$69.95
Repa Market 9" X 9" (Neck) Square Aluminum Ceiling Diffuser - Industrial 4 Way Supply Exhaust Ventilation, Air Conditioning - HVAC Horizontal Flow
Amazon.com
$57.91
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
Grainger
$57.91
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
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
$86.66
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Plastic, Square Cone, White Model: STR-C-12W-FR
Grainger
$86.66
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Plastic, Square Cone, White Model: STR-C-12W-FR
Grainger
$46.95
20 in. White Square Acrylic Diffuser
Home Depot
17
Free shipping
$46.95
20 in. White Square Acrylic Diffuser
Home Depot
$86.39
$95.99
Waterless Scent Diffuser Starter Kit - Suitable For Home And Hotel Series Air Diffuser, 800 Square Inches Of Coverage, 5 Kinds Of Scented Essential
Amazon.com
583
Free shipping
10% off
$86.39
$95.99
Waterless Scent Diffuser Starter Kit - Suitable For Home And Hotel Series Air Diffuser, 800 Square Inches Of Coverage, 5 Kinds Of Scented Essential
Amazon.com
$34.82
Airtec MV2S 2-Way White Ceiling Diffuser
Skip The Warehouse
$34.82
Airtec MV2S 2-Way White Ceiling Diffuser
Skip The Warehouse
$8.21
1-1/2 in. Square Clear Floral Design On White Diffuser With 12 in. Width
Home Depot
184
Free shipping
$8.21
1-1/2 in. Square Clear Floral Design On White Diffuser With 12 in. Width
Home Depot
$12.70
Square Polycarbonate LED Diffuser Square Tube Model Visby 609mm (24")
Wired4Signs
$12.70
Square Polycarbonate LED Diffuser Square Tube Model Visby 609mm (24")
Wired4Signs
$78.49
Hart & Cooley 12952 Series 24 10" (Wall Opening Size) Step Down Square Ceiling Diffuser (Steel) | Supplyhouse.Com
SupplyHouse.com
$78.49
Hart & Cooley 12952 Series 24 10" (Wall Opening Size) Step Down Square Ceiling Diffuser (Steel) | Supplyhouse.Com
SupplyHouse.com
$19.70
Juno Recessed Lighting Accessory G70 (G70) 9" Square Crystal Diffuser For 70-WH Trim
Electric Bargain Store
$19.70
Juno Recessed Lighting Accessory G70 (G70) 9" Square Crystal Diffuser For 70-WH Trim
Electric Bargain Store
$169.99
2025 Upgraded 3500 Sq.Ft Smart Scent Diffuser - HVAC System, Whole House Aroma & Hotel Collection Diffuser, Waterless Essential Oil Diffuser For Home
Amazon.com
21
Free shipping
$169.99
2025 Upgraded 3500 Sq.Ft Smart Scent Diffuser - HVAC System, Whole House Aroma & Hotel Collection Diffuser, Waterless Essential Oil Diffuser For Home
Amazon.com
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
1
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$12.97
1-1/2 in. Square White Diffuser With 12 in. Width
Home Depot
24
Free shipping
$12.97
1-1/2 in. Square White Diffuser With 12 in. Width
Home Depot
$49.56
Bluefin DF1W1212 12" X 12" (Wall Opening Size) 3-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$49.56
Bluefin DF1W1212 12" X 12" (Wall Opening Size) 3-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$2.49
Square Glass Diffuser Bottles
Bulk Apothecary
$2.49
Square Glass Diffuser Bottles
Bulk Apothecary
$211.00
Avenue Lighting HF1103-CH Cermack St Square Diffuser Ceiling Light Fixture Polished | 10" Wide | Chrome In Clear
Lightopia.com
2
$211.00
Avenue Lighting HF1103-CH Cermack St Square Diffuser Ceiling Light Fixture Polished | 10" Wide | Chrome In Clear
Lightopia.com
$46.34
Airtec MVE 1-Way White Ceiling Diffuser
Skip The Warehouse
$46.34
Airtec MVE 1-Way White Ceiling Diffuser
Skip The Warehouse
$3.17
Square Polycarbonate LED Diffuser Square Tube Model Visby
Wired4Signs
$3.17
Square Polycarbonate LED Diffuser Square Tube Model Visby
Wired4Signs
$14.99
Pure Enrichment Purespa USB Aroma Diffuser Evaporative Small Space Tabletop Humidifier - White | PESPAUSB
Lowe's
27
$14.99
Pure Enrichment Purespa USB Aroma Diffuser Evaporative Small Space Tabletop Humidifier - White | PESPAUSB
Lowe's
$41.83
7" X 7" Square Ceiling Diffuser, Aluminum Square Vent Cover HVAC Ceiling Diffuser For HVAC System Horizontal Flow Duct Industrial Home Office, White,
harfington
$41.83
7" X 7" Square Ceiling Diffuser, Aluminum Square Vent Cover HVAC Ceiling Diffuser For HVAC System Horizontal Flow Duct Industrial Home Office, White,
harfington
$79.99
Smart Home Fragrance Device Starter Set Pura 4 Scent Diffuser For Home Includes Fragrance Aroma Diffuser Square Box,Coconut Calm And Tangerine Dream Scent Refills
Fmroke Store
$79.99
Smart Home Fragrance Device Starter Set Pura 4 Scent Diffuser For Home Includes Fragrance Aroma Diffuser Square Box,Coconut Calm And Tangerine Dream Scent Refills
Fmroke Store
$20.62
$51.55
Everbilt EA504M08X08 8 in. X 8 in. 4-Way Aluminum Square Ceiling Diffuser In White
PrairieGrit
76
59% off
$20.62
$51.55
Everbilt EA504M08X08 8 in. X 8 in. 4-Way Aluminum Square Ceiling Diffuser In White
PrairieGrit
$70.41
HART & COOLEY, 3-Cone Square Ceiling Diffuser, 8 Inch, White, Efficient Air Distribution, Enhances Ceiling Aesthetics
Voomi Supply
$70.41
HART & COOLEY, 3-Cone Square Ceiling Diffuser, 8 Inch, White, Efficient Air Distribution, Enhances Ceiling Aesthetics
Voomi Supply
$105.53
HART & COOLEY, Ceiling Diffuser 4 Way Square Multi Shutter, 12 X 12 In,-, Effective Air Distribution, Suitable For HVAC Systems
Voomi Supply
23
$105.53
HART & COOLEY, Ceiling Diffuser 4 Way Square Multi Shutter, 12 X 12 In,-, Effective Air Distribution, Suitable For HVAC Systems
Voomi Supply
$925.99
Nwcarbon Haus i4 SQ Style Dry Carbon Diffuser - NWCT-213
Extreme Power House
$925.99
Nwcarbon Haus i4 SQ Style Dry Carbon Diffuser - NWCT-213
Extreme Power House
$72.34
13" X 13" Aluminum Square Ceiling Diffuser, White,16" X 16" Ducting Opening Size | Harfington
harfington
$72.34
13" X 13" Aluminum Square Ceiling Diffuser, White,16" X 16" Ducting Opening Size | Harfington
harfington
$925.99
Nwcarbon Haus G26 4 Series SQ Style Dry Carbon Diffuser Single Tips - NWCT-185
Extreme Power House
$925.99
Nwcarbon Haus G26 4 Series SQ Style Dry Carbon Diffuser Single Tips - NWCT-185
Extreme Power House
$61.78
Hart & Cooley 050505 FPD Bright White Enamel Steel 4-Way Square Fixed Pattern T-Bar Ceiling Diffuser 12 in
Voomi Supply
3
$61.78
Hart & Cooley 050505 FPD Bright White Enamel Steel 4-Way Square Fixed Pattern T-Bar Ceiling Diffuser 12 in
Voomi Supply
$48.95
Square Design Vent Cover Register - White Steel - 4" X 8" - By Reggio Registers
Reggio Register
$48.95
Square Design Vent Cover Register - White Steel - 4" X 8" - By Reggio Registers
Reggio Register
$0.22
Custom Luxury 50Ml 100Ml 150Ml 200Ml Empty Square Fragrance Glass Reed Diffuser Bottle For Home Diffuser Sets With Wooden Cap
Alibaba B2B
Free shipping
$0.22
Custom Luxury 50Ml 100Ml 150Ml 200Ml Empty Square Fragrance Glass Reed Diffuser Bottle For Home Diffuser Sets With Wooden Cap
Alibaba B2B
$53.55
9" X 9" Aluminum Square Ceiling Diffuser, White, 12" X 12" Ducting Opening Size | Harfington
harfington
$53.55
9" X 9" Aluminum Square Ceiling Diffuser, White, 12" X 12" Ducting Opening Size | Harfington
harfington
$34.99
Square 1 Boutique Pura Mini Home Diffuser
Shop
$34.99
Square 1 Boutique Pura Mini Home Diffuser
Shop
$1,145.99
Nwcarbon Haus G14 SQ Style Dry Carbon Diffuser - NWCT-329
Extreme Power House
$1,145.99
Nwcarbon Haus G14 SQ Style Dry Carbon Diffuser - NWCT-329
Extreme Power House
$29.99
Pure Enrichment Purespa Aroma Diffuser Evaporative Small Room Tabletop Humidifier - Yellow | PEPURSPA
Lowe's
189
$29.99
Pure Enrichment Purespa Aroma Diffuser Evaporative Small Room Tabletop Humidifier - Yellow | PEPURSPA
Lowe's
$89.50
Bergamot Cypress Diffuser | Pottery Barn
Pottery Barn
Free shipping
$89.50
Bergamot Cypress Diffuser | Pottery Barn
Pottery Barn
Installation of Square Air Diffuser Ceiling with HVAC Pipe
1:58
Installation of Square Air Diffuser Ceiling with HVAC Pipe
3.3K viewsMar 31, 2021
YouTubeCivil Construction Studio
PLAY-S 360 Degrees Adjustable Square Ceiling Diffuser
PLAY-S 360 Degrees Adjustable Square Ceiling Diffuser
Mar 1, 2020
effectiv-hvac.com
Lay-In 5750 Ceiling Diffuser Installation
1:26
Lay-In 5750 Ceiling Diffuser Installation
11.1K viewsApr 26, 2022
YouTubeMETALAIRE
Air Diffuser Installation
2:15
Air Diffuser Installation
146.8K viewsNov 1, 2013
YouTubeCeiling Ease
Invi Air Square Framed Diffuser Installation Instructions
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Invi Air Square Framed Diffuser Installation Instructions
539 viewsMar 18, 2025
YouTubeInviAir Diffusers
China square ceiling air diffuser with motorized opposed blade damper
0:46
China square ceiling air diffuser with motorized opposed blade da…
8.1K viewsApr 17, 2023
YouTubeVairtech
Square Ceiling Diffuser with flap damper
1:11
Square Ceiling Diffuser with flap damper
11.3K viewsMar 22, 2024
YouTubeGMCAIR HVAC
8:49
HOW TO PLACE SUPPLY & RETURN CEILING DIFFUSERS II A…
6.6K viewsNov 12, 2021
YouTubeSuccess Engineering Official
1:30
Invi Air Square & Round Frameless Diffuser - Standard "Diffuser-out" I…
2.6K viewsMar 18, 2025
YouTubeInviAir Diffusers
Cold air flow test of square ceiling diffuser
1.3K viewsNov 8, 2018
YouTubeGMCAIR HVAC
HVAC Diffuser Sizing Guide: CFM Chart & Selection - aircondlounge
Mar 26, 2024
aircondlounge.com
14:43
How to create HVAC Supply Air Diffuser Family in Revit
7.5K viewsJun 21, 2021
YouTube6one8 Architects
1:42
3 Cone Drop Ceiling Supply Diffuser Installation
12.3K viewsMay 4, 2022
YouTubeHVACPremium
6:38
Installation L-JS diffuser
13.3K viewsOct 15, 2021
YouTubeLAMINAIRE S.A.S.
2:15
Extruded Aluminum, Square Ceiling Diffusers
3.7K viewsMar 27, 2015
YouTubeContinental Industries
Harga Supply Air Diffuser AC | Distributor AC Diffuser Square Grille
Jan 16, 2019
amiducting.com
4:46
How to Install a Ventilation Diffuser - Diffuser Installation - PlumbersSto…
100.7K viewsFeb 27, 2014
YouTubePlumbersStock.com
0:23
Square Ceiling Diffuser with Plenum Box
3K viewsFeb 25, 2020
YouTubeGMCAIR HVAC
1:33
MV Air Diffuser Installation Video - Rectorseal
10.1K viewsAug 18, 2011
YouTubeRectorSeal
American Louver Company STR-PQ-W-NRD Stratus Universal Plaque …
Feb 9, 2022
webstaurantstore.com
0:38
Square Ceiling Diffuser with Plenum box
26.5K viewsApr 15, 2020
YouTubeGMCAIR HVAC
5:31
How Its Made: 5700 Square Cone Ceiling Diffuser
5.2K viewsFeb 9, 2022
YouTubeMETALAIRE
9:18
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4.7K viewsNov 17, 2021
YouTubeSuccess Engineering Official
0:16
VENTECH High Ceiling Replacemen 4 Way Square Ceiling Air Diffuser
606 viewsSep 18, 2020
YouTubeVentech Ceiling Diffuser
19:45
How to Create a Parametric Square Diffuser Revit Family | Step-by-Ste…
11K viewsJun 23, 2022
YouTubeThiyagarajan Gurusamy
0:13
How to Open, Drill and Install your Diffuser DIY - Texas Buildmart - Li…
17.6K viewsNov 20, 2020
YouTubeTexas Buildmart
11:50
TruAire SmoothGlide Ceiling Diffuser Damper Installation Retro…
211.1K viewsNov 4, 2012
YouTubeTheTechnoMack
20:24
Create Square Air Diffuser Revit Family (Variable Size)
2.7K viewsFeb 4, 2024
YouTubeThomRVT
8:54
Ideal Acoustic Diffuser Placement Guide - www.AcousticFields.com
96.1K viewsSep 17, 2014
YouTubeAcoustic Fields
0:19
VENTECH 4 Way Square Diffuser, Air Conditioning Grilles And Diffu…
3.9K viewsJul 16, 2020
YouTubeVentech Ceiling Diffuser
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Shop square diffuser

Sponsored
About our ads
$69.95
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
$69.95
Repa Market 9" X 9" (Neck) Square Aluminum Ceiling Diffuser - Industrial 4 Way Supply Exhaust Ventilation, Air Conditioning - HVAC Horizontal Flow
Amazon.com
$57.91
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
Grainger
$57.91
Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 8 in Duct, Steel, Square Cone, White Model: 4MJV3
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
$86.66
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Plastic, Square Cone, White Model: STR-C-12W-FR
Grainger
$86.66
American Louver Diffuser: Ceiling, 23 3/4 in H, 23 3/4 in W, Lay-In, 12 in Duct, Plastic, Square Cone, White Model: STR-C-12W-FR
Grainger
$46.95
20 in. White Square Acrylic Diffuser
Home Depot
17
Free shipping
$46.95
20 in. White Square Acrylic Diffuser
Home Depot
$86.39
$95.99
Waterless Scent Diffuser Starter Kit - Suitable For Home And Hotel Series Air Diffuser, 800 Square Inches Of Coverage, 5 Kinds Of Scented Essential
Amazon.com
583
Free shipping
10% off
$86.39
$95.99
Waterless Scent Diffuser Starter Kit - Suitable For Home And Hotel Series Air Diffuser, 800 Square Inches Of Coverage, 5 Kinds Of Scented Essential
Amazon.com
$34.82
Airtec MV2S 2-Way White Ceiling Diffuser
Skip The Warehouse
$34.82
Airtec MV2S 2-Way White Ceiling Diffuser
Skip The Warehouse
$8.21
1-1/2 in. Square Clear Floral Design On White Diffuser With 12 in. Width
Home Depot
184
Free shipping
$8.21
1-1/2 in. Square Clear Floral Design On White Diffuser With 12 in. Width
Home Depot
$12.70
Square Polycarbonate LED Diffuser Square Tube Model Visby 609mm (24")
Wired4Signs
$12.70
Square Polycarbonate LED Diffuser Square Tube Model Visby 609mm (24")
Wired4Signs
$78.49
Hart & Cooley 12952 Series 24 10" (Wall Opening Size) Step Down Square Ceiling Diffuser (Steel) | Supplyhouse.Com
SupplyHouse.com
$78.49
Hart & Cooley 12952 Series 24 10" (Wall Opening Size) Step Down Square Ceiling Diffuser (Steel) | Supplyhouse.Com
SupplyHouse.com
$19.70
Juno Recessed Lighting Accessory G70 (G70) 9" Square Crystal Diffuser For 70-WH Trim
Electric Bargain Store
$19.70
Juno Recessed Lighting Accessory G70 (G70) 9" Square Crystal Diffuser For 70-WH Trim
Electric Bargain Store
$169.99
2025 Upgraded 3500 Sq.Ft Smart Scent Diffuser - HVAC System, Whole House Aroma & Hotel Collection Diffuser, Waterless Essential Oil Diffuser For Home
Amazon.com
21
Free shipping
$169.99
2025 Upgraded 3500 Sq.Ft Smart Scent Diffuser - HVAC System, Whole House Aroma & Hotel Collection Diffuser, Waterless Essential Oil Diffuser For Home
Amazon.com
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
1
$46.27
Bluefin DF2W12-12 12" X 12" (Wall Opening Size) 4-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$12.97
1-1/2 in. Square White Diffuser With 12 in. Width
Home Depot
24
Free shipping
$12.97
1-1/2 in. Square White Diffuser With 12 in. Width
Home Depot
$49.56
Bluefin DF1W1212 12" X 12" (Wall Opening Size) 3-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$49.56
Bluefin DF1W1212 12" X 12" (Wall Opening Size) 3-Way Aluminum Square Ceiling Diffuser (White) | Supplyhouse.Com
SupplyHouse.com
$2.49
Square Glass Diffuser Bottles
Bulk Apothecary
$2.49
Square Glass Diffuser Bottles
Bulk Apothecary
$211.00
Avenue Lighting HF1103-CH Cermack St Square Diffuser Ceiling Light Fixture Polished | 10" Wide | Chrome In Clear
Lightopia.com
2
$211.00
Avenue Lighting HF1103-CH Cermack St Square Diffuser Ceiling Light Fixture Polished | 10" Wide | Chrome In Clear
Lightopia.com
$46.34
Airtec MVE 1-Way White Ceiling Diffuser
Skip The Warehouse
$46.34
Airtec MVE 1-Way White Ceiling Diffuser
Skip The Warehouse