Search for:
Login
Sign Up
User Login
Username:
Password:
Remember me
Login Now
Lose Your Password?
Cart
Home
Our Store
Your Orders
FAQ
Contact US
Showing 1–42 of 1,000+ results for
4 inch ac duct
Sort by popularity
Sort by average rating
Sort by latest
Sort by price: low to high
Sort by price: high to low
3.15 4 5 6" inch Plastic Duct In-Line Reducer - Increaser - Connector - Universal Adapter - Hose Pipe Reducer HVAC PVC ABS Plastic 80-150 mm - Pack of (1)
$
20.40
–
$
38.15
Dryer Vent Hose 5 Inch Air Duct 9.84 Feet Flexible Adjustable PVC Heavy-Duty Four-Layer Air Duct Hose for HVAC Ventilation (Black)
$
23.54
–
$
31.23
6 Inch Flex Duct Easy-to-Install 5-Feet Air Duct with 2 Clamps–4 Layer PVC and Aluminum Flexible Duct for HVAC Ventilation
$
20.25
–
$
29.83
6 Inch to 4 Inch HVAC Duct Reducer & Increaser - Galvanized Ducting Connector for Airflow, Heating, Cooling, & Air Ventilation System Extra Strength and Fittings
$
22.70
2 Pack 4 Inch Inline Duct Fans with Duct Clamps, 110 CFM Ventilation Exhaust Fans HVAC Vent Blowers for Grow Tent, Mini Greenhouse, Basement, Hydroponic, Bathroom, Low Noise, Black
$
46.64
12 Inch Inline Duct Fan, 1765 CFM Metal Duct Fan, Low Noise Booster Blower for HVAC Ventilation in Grow Tent, Basements, Bathrooms and Kitchens, Black
$
67.84
Dryer Vent Hose 3 Inch Air Duct 9.84 Feet Flexible Adjustable PVC Heavy-Duty Four-Layer Air Duct Hose with 2 Screw Clamps for HVAC Ventilation (Black)
$
21.97
2 Inch Inline Duct Fan with Speed Governor, Voltage Regulator Compatible with 12V/110V, HVAC Exhaust Ventilation Fan for Homes,Basements,Attics,RV,Grow tents,Camping, White-2inch-Duct Fan
$
42.39
–
$
49.46
6" to 3" Inch Round Duct Reducer - Galvanized Steel Pipe Increaser - Coupling for Round Duct Ventilation Systems - Heating & Cooling,
$
20.88
–
$
56.50
Metal Duct Connector Flange - 8 Inch Fit - Duct Collar - Built to Connect Vent Ducts to Walls and Ceilings, Gray
$
20.37
–
$
31.37
61610, White Two-Way Sidewall/Ceiling Register, 10 inch (W) x 6 inch (H) Duct Opening, 10" x 6" & 61628, White Return Air Grille, 14 inch (W) x 6 inch (H) Opening, 14" x 6"
$
30.27
2 Inch Inline Duct Fan With 50mm-50mm PVC Pipes, 12V 18W HVAC Mini Exhaust Ventilation Fan Vent Booster Low Noise For Bathroom, Kitchen, Grow Tents, Hydroponics (Color : Adjustable Speed)
$
77.73
1 inch 2 inch Inline Duct Fan Booster Ventilation Fan Indoor Vent Blower Air Vent Exhaust Fan for Greenhouse Bathroom Tent Basement Attic Kitchen Pet House (with Speed Controller)
$
52.15
–
$
62.18
Hon&Guan 6 inch Air Duct - 16 FT Long, Black Flexible Ducting HVAC Ventilation Air Hose for Grow Tents And Ventilation System.
$
18.52
–
$
35.61
4 Inch Inline Duct Fan 100 CFM, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens and Attics, Silver
$
35.33
–
$
50.88
6 Inch Inline Duct Fan 240 CFM, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens and Attics, Silver
$
35.33
–
$
50.88
6 Inch Inline Duct Fan with Low Noise, HVAC Exhaust Booster Fan for Basements, Bathrooms, Kitchens, Workshops and Attics Ventilation, 2 Pack
$
29.83
–
$
103.18
12 Inch Inline Duct Fan 1765 CFM Low Noise Booster Blower for Basements Bathrooms Grow Tent Kitchens and Attics Black
$
79.15
Dryer Vent Wall Plate with Quick Connect & Disconnect, Twist Lock Dryer Vent Connector Kit, 4 Inch Dryer Duct Connector Flange, for Wall Exhaust Vent, Ceiling or Warmhouse Air Circulation
$
25.12
–
$
33.91
BJADE'S Portable Air Conditioner Hose Cover Wrap,Portable AC Insulated Hose Cover for 5-5.9 Inch Exhaust Duct Vent.
$
38.15
8 inch Air Duct Grate Screen (1 Pack)
$
21.68
8 Inch Inline Duct Fan 720 CFM Booster Exhaust Fan Grow Tent for HVAC Exhaust and Intake with Grounded Power Cord
$
89.04
–
$
135.69
8 Inch Inline Duct Fan 420 CFM, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens and Attics, Silver
$
35.33
–
$
50.88
8" Inch Air Duct Connector Flange - Straight Collar Plate with Air Tight Seal for Connecting Metal and Flex Ducting to HVAC System Vents and Walls/Ceilings
$
20.26
–
$
31.26
15-Inch C115SW (Duct Opening Measurements) Supply Floor Baseboard Diffuser, White-Powder Coated
$
31.02
Original price was: $31.02.
$
27.47
Current price is: $27.47.
4" Inch Galvanized Steel Tee Cap - Round Vent Cover - Dryer Duct End Cap - Metal Plug - Indoor/Outdoor Pipe Cover - Metal Plug
$
18.74
–
$
36.68
Female Fit 8" Inch Metal Vent Duct Connector - Vent Extension - Galvanized Metal Pipe Connection - 8 Inch Dryer Vent Coupler - Metal Dryer Pipe Coupling - Rigid 8" Inch Metal Hose Extension
$
16.65
–
$
31.34
Draft Blocker 10 Inch - Backdraft Damper - Draft Stopper - Backflow Preventer - Vent Deflector (10'' Inch)
$
20.34
–
$
59.30
8" Air Duct Flexible Ducting 9.5 FT Long, 4 Layer HVAC Ventilation Air Hose - Great for Grow Tents, Green Houses, House Vent Register Lines (9.5 FT Long, Black)
$
25.05
4 Inch Insulated Flexible Duct,HVAC Insulation Duct,25 Feet Insulated Duct, 4 in Insulated Duct Hose, R4.2 Air Flexible Duct Aluminum Hose 4''25' Long,for HVAC Flex Ductowrk
$
62.17
–
$
122.96
4 Inch Insulated Flexible Duct,HVAC Insulation Duct,25 Feet Insulated Duct, 4 in Insulated Duct Hose, R4.2 Air Flexible Duct Aluminum Hose 4''25' Long,for HVAC Flex Ductowrk
$
62.17
–
$
122.96
8 Inch Insulated Flexible Duct,HVAC Insulation Duct,25 Feet Insulated Duct,8 in Insulated Duct Hose, R6.0 Air Flexible Duct Aluminum Hose 8''25' Long,for HVAC Flex Ductowrk
$
80.55
–
$
113.06
8 to 6 Inch Duct Reducer, Hon&Guan Duct Adapter 8 to 6 PVC Reducer, Duct Increaser/Reducer for Grow Tent HVAC Ventilation System. (200 to 150mm)
$
21.97
–
$
28.26
6 Inch Insulated Flexible Duct,HVAC Insulation Duct,25 Feet Insulated Duct,6 in Insulated Duct Hose, R6.0 Air Flexible Duct Aluminum Hose 6''25' Long,for HVAC Flex Ductowrk
$
97.53
6inch Duct Flanges,6 inch Duct Connector,Plastic Straight Pipe Flange 2 Pack for Heating Cooling Ventilation System
$
20.40
–
$
23.54
Inline Duct Fan 6 Inch Vent Booster, HVAC Exhaust Intake Fans 188 CFM, Ventilation Blower for Grow Tent Attic Kitchen Garage Greenhouse Basement (Φ 6 inch/110v)
$
29.67
–
$
31.40
8 Inch to 6 Inch Duct Reducer, Hon&Guan Duct Reducer Increaser 6 to 4 Reducer for 6/8 Inch Ducting HVAC Ventilation System-Black.
$
26.69
–
$
36.74
Duct Reducer 8 to 6 Inch Ducting Connector Duct Adapter Air Ducting Reducer Increaser Round Air Duct Reducer Galvanized Steel Air Duct Adapter for Bathroom Kitchen (4 Pieces)
$
28.26
–
$
43.81
2 Pieces 8 Inch Round Vent Cover, Ceiling Diffuser HVAC Vent Duct Cover Replacement with Screws to Install, Fitting in 8 Inch Duct, Outer Dimensions 11-15/16" (White)
$
33.91
–
$
67.84
Flexible 6 Inch Ducting - Black 8 Feet Flex Aluminum Duct with 2 Clamps – 4 Layer HVAC Ventilation Air Hose - Great for Grow Tents, Dryer Rooms, House Vent Register Lines
$
25.12
–
$
35.33
Flexible 4 Inch Ducting - White 8 Feet Flex Aluminum Duct with 2 Clamps – 4 Layer HVAC Ventilation Air Hose - Great For Grow Tents, Dryer Rooms, House Vent Register Lines
$
23.54
–
$
31.40
Flexible 6 Inch Ducting – White 25 Feet Flex Aluminum Duct with 2 Clamps – 4 Layer HVAC Ventilation Air Hose - Great for Grow Tents, Dryer Rooms, House Vent Register Lines
$
25.12
–
$
33.91
1
2
3
4
…
27
28
29
→
Discover more
hot help
l theanine and rhodiola
mushrooms gluten free
nutritional yeast beta glucan
now foods berberine glucose support