REVIEWS
Daqian World Commodity Store 4 Inch Ducting of 2026
By Daqian World Commodity Store Editor • 2026-09-22
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Daqian World Commodity Store 4 Inch Ducting
of September 2026
1

Best Choice
POWERTEC
POWERTEC 70136 4 Inch Hose to 2-1/2 Inch Hose Cone Reducer, Dust Collection Fittings for Dust Collection Hose, Dryer Vent Hose & Shop Vacuum Hose Connection, 1 Pack
2

Best Value
AC Infinity
AC Infinity Duct Adapter, 6 to 4 Ducting Reducer Increaser Cone for Grow Tent Bathroom Kitchen Ventilation Systems
3
HG Power
HG Power 4 Inch Dryer Vent Hose, 16 Feet Flexible Aluminum Air Ducting, Three Layer Protection Dryer Hose with 2 Clamps for HVAC Ventilation Heating Cooling Exhaust
4
AC Infinity
AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 4” Ducting in Range Hoods and Bathrooms Fans
5
VIVOSUN
VIVOSUN 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps
6
HOOMESUN
HOOMESUN Dryer Vent Hose 4 Inch 3FT Heavy Duty Flexible Exhaust Duct Hose, Thick(6-ply) Aluminum Foil Insulated Ducting for Tight Space, HVAC Ducting Kit with 2 Clamps and 1 Tape
7
Repa Market
Duct Connector Flange - 4 Inch Ducting - Galvanized Steel - Straight or Flex Pipe Flange for Heating, Cooling, Air Ventilation Systems
8
HOOMESUN
HOOMESUN Dryer Vent Hose 4 Inch 5FT Extra Thick Heavy Duty Flexible Exhaust Duct Hose, Aluminum Foil Insulated Ducting for Tight Space, HVAC Ducting Kit with 2 Clamps and 1 Tape
9
Hon&Guan
Dryer Vent Hose, 4'' Insulated Flexible Duct 16FT with 2 Duct Clamps, Heavy-Duty Three Layer Protection for HVAC Ventilation, Duct Fan Systems
10
Broan-NuTone
Broan-NuTone Available NuTone WVK2A Flexible Wall Ducting Kit for Ventilation Fans, 4-Inch
11
VIVOSUN
VIVOSUN 2-Pack 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation, 4 Clamps Included
12
Deflecto
Deflecto Semi Rigid Aluminum Duct with Attached Connectors, Silver, 4" x 24" (MAC36024/6)
13
AC Infinity
AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust
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AC Infinity
AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust
15
Better Boat
Boat Blower Hose, 4 Inch Marine Exhaust Hose, 10 Ft Flexible PVC Duct for Bilge, Engine Compartment, Galley, Head, or Dryer Vent, Black
16
Cenipar
Cenipar Dryer Vent Hose-4 inch Ducting Vent Hose Flexible Aluminum Foil Non-Insulated (4 inch 8 feet) with 2 Clamps
17
Omont
Omont Dryer Vent Hose 4 Inch 10FT Flexible Dryer Ducting Tube Air Duct Aluminum Insulated Flex Hose Kit Indoor Outdoor
18
iPower
iPower 1-Pack 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting Dryer Vent Hose for HVAC Ventilation, 2 Clamps Included, 4 in 8ft, Silver
19
iPower
iPower Flexible 4 Inch 8 Feet Aluminum Ducting 4 Layer Protection Dryer Vent Hose for HVAC Heating Cooling Ventilation and Exhaust, 2 Clamps Included, PVC 4 in 8ft, Black
20
OPULENT SYSTEMS
OPULENT SYSTEMS 4 Inch 25-Feet Flexible Aluminum Ducting, Heavy-Duty Four-Layer Protection for HVAC Ventilation and Exhaust,2 Clamps Included
21
TURBRO
TURBRO AirSupply Vent Hose 4 Inch Diameter 25 Feet Length - Flexible Aluminum Ducting w/ 2 Stainless Steel Clamps for HVAC Ventilation, Air Exhaust and Circulation in Grow Tent, Kitchen, and Bathroom
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POWERTEC 70136 4 Inch Hose to 2-1/2 Inch Hose Cone Reducer, Dust Collection Fittings for Dust Collection Hose, Dryer Vent Hose & Shop Vacuum Hose Connection, 1 Pack
INCLUDES 4 to 2 12 Dust Collection Hose Reducer. FUNCTION A handy double sided adapter that allows you to step down from your larger 4 dust collection hose to a smaller 2-12 shop vacuum hose branch line. The 2-12 in. opening also allows you to fit Shop-Vac, Sears and a variety of other wetdry vacuum cleaners. PLEASE NOTE This cone reducer is specifically designed to work exclusively with 4 and 2-12 hoses It is NOT intended to fit or accommodate a 2-12 OD or 4 OD dust collection equipment port directly which would require POWERTEC 70149 or 70148 Flex Cuffs. PREMIUM Made with high quality ABS plastic for long-term durability and to withstand the abrasive nature of workshop dust collection. DIMENSIONS 4 nominal OD end measures 3-6164 OD and 3-4164 ID 2-12 nominal OD end measures 2-1532 OD and 2-932 ID.
AC Infinity Duct Adapter, 6 to 4 Ducting Reducer Increaser Cone for Grow Tent Bathroom Kitchen Ventilation Systems
A ducting cone designed for adapting ductwork to equipment like bathroom fans and dust collectors.. Maintains airflow efficiency by creating a connection between two different sized duct openings.. Raised lips on the smaller opening for extra grip on ducting or your equipment's duct opening.. Galvanized steel body that is corrosion-resistant and can withstand high temperatures.. Adapts 6 inches to 4 inches Product Length 5 inches Finish Zinc Coating.
HG Power 4 Inch Dryer Vent Hose, 16 Feet Flexible Aluminum Air Ducting, Three Layer Protection Dryer Hose with 2 Clamps for HVAC Ventilation Heating Cooling Exhaust
4 INCH DUCTThe HG POWER flexible vent hose is 4 inch in inner diameter, the outer diameter measures 4.3 inch, and comes in one 16 feet, which can be cut to the required length.. HEAVY DUTY DUCT HOSEThe 4 flexible ducting features 3-layer protection, is made of aluminum foil PET that protects the ducting from cuts and tears, and the outer layer of black PVC all while resistant to leaks.. EASY TO USEThe dryer vent hose kit is with 2 hose clamps with a rather wide adjustable size range of about 91-114mm. To easily set and secure connection.. VARIETY OF APPLICATIONSDryer vent hose for tight space is mainly used in HAVC ventilation systems, including kitchens, tumble dryers, bathrooms grow rooms and tents air circulation, and other HVAC applications.. SATISFACTION GUARANTEEThe HG POWER ducting PVC hose has a modern design and good looking..
AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 4” Ducting in Range Hoods and Bathrooms Fans
An antidraft duct insert designed for use with range hoods, bathroom fans and other home HVAC applications.. Features outer rubber gaskets that create an airtight seal and grip between the damper and ducts.. Mounts horizontally or vertically to prevent backflow and debris from entering ducting.. Galvanized steel body with spring-loaded aluminum damper blades that open with minimal airflow.. Fit for 4 in. Duct Openings Product Length 5.03 inches Finish Powder Coat.
VIVOSUN 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation w/Two 4 Inch Stainless Steel Clamps
Ducting Material High-quality aluminum high-temperature resistant, corrosion-resistant long-lasting clamp material stainless steel rustproof, corrosion-resistant heavy-duty. Ducting Feature 1 Three-layer thickness aluminum foil PET aluminum foil flame-retardant coating thermal endurance resists temperatures ranging from -22 to 266 Fahrenheit. Ducting Feature 2 Built-in steel wire for reinforcement and long-lasting performance. Ducting Feature 3 Flexible length for exhaust fan blower inline fan quick and easy to set up. Applications Perfect for heating, cooling, ventilation and exhaust in kitchens, bathrooms, grow rooms, grow tents, etc..
HOOMESUN Dryer Vent Hose 4 Inch 3FT Heavy Duty Flexible Exhaust Duct Hose, Thick(6-ply) Aluminum Foil Insulated Ducting for Tight Space, HVAC Ducting Kit with 2 Clamps and 1 Tape
Puncture Resistant Our dryer vent hose boasts 6 thickened layers for exceptional puncture resistance. It outperforms ordinary 3-layer hoses, ensuring lasting durability. High Heat Tolerance With a maximum heat-resistant temperature of 248, this Duct hose can insulated handle the high temperatures generated by your dryer. Easy Installation Included are a roll of aluminum foil tape and 2 clamps, making installation a breeze. Its self-extending and flexible duct design, along with wrap-around ends, simplifies setup. Enhanced Exhaust Capacity Featuring a narrower steel wire spacing and wider diameter layout, this hose delivers robust exhaust capacity, reducing wobble and noise issues. Versatile Use Perfect for dryer exhaust and other applications, including HVAC ducting, planting ventilation, and 3D laser printing rooms. Enjoy exceptional ventilation in various settings.
Duct Connector Flange - 4 Inch Ducting - Galvanized Steel - Straight or Flex Pipe Flange for Heating, Cooling, Air Ventilation Systems
Crafted from durable galvanized steel and equipped with an EPDM rubber seal for optimal performance - ensures soundproofing, leak prevention, and a secure fit for proper airflow while effectively sealing gaps.. Size Outer dimensions - 8.86 x 8.86 Inches, Distance between screw holes - 7.68 Inches, Flange length - 1.18 Inches, Opening diameter - 3.94 Inches.. Easy Installation Compatible with round 4 Inch tubes, ducts and pipes. Wall plate includes pre-drilled holes for simplified mounting. Screws are not included.. Versatile Utility Perfect for tumble dryers, bathroomkitchen extractor fans, hydroponics setups, in-line extract fans, and cooker hoods.. Built to Last Resilient against stress, impact, heat, and chemicals. UV and weather resistant, rust-resistant, non-combustible for enhanced fire safety, suitable for corrosive settings..
HOOMESUN Dryer Vent Hose 4 Inch 5FT Extra Thick Heavy Duty Flexible Exhaust Duct Hose, Aluminum Foil Insulated Ducting for Tight Space, HVAC Ducting Kit with 2 Clamps and 1 Tape
Puncture Resistant Our dryer vent hose boasts 6 thickened layers for exceptional puncture resistance. It outperforms ordinary 3-layer hoses, ensuring lasting durability.. High Heat Tolerance With a maximum heat-resistant temperature of 248, this Duct hose can insulated handle the high temperatures generated by your dryer.. Easy Installation Included are a roll of aluminum foil tape and 2 clamps, making installation a breeze. Its self-extending and flexible duct design, along with wrap-around ends, simplifies setup.. Enhanced Exhaust Capacity Featuring a narrower steel wire spacing and wider diameter layout, this hose delivers robust exhaust capacity, reducing wobble and noise issues.. Versatile Use Perfect for dryer exhaust and other applications, including HVAC ducting, planting ventilation, and 3D laser printing rooms. Enjoy exceptional ventilation in various settings..
Dryer Vent Hose, 4'' Insulated Flexible Duct 16FT with 2 Duct Clamps, Heavy-Duty Three Layer Protection for HVAC Ventilation, Duct Fan Systems
Low Nosie Silencer Designed for reducing noise from fans and carbon filter systems, can decrease the noise by up to 50.. 4 Ducting Lightproof Thick layer of Black PVC on HonGuan ducting prevents light leaks. Works with exhaust and intake fans, carbon filters and hooded lights which are 4 in diameter. 3-Layer Tough Keep your ventilation system free of rips and pin holes. Under the Black PVC layer our ducting is built with 2 layers of Aluminum Foil With a layer of PET and Steel Wire Helix to preserve the shape,keep your ventilation system free of rips and pin holes. Flexible and Easy to Use HonGuan 4 Inch Duct is super flexible and easy to install, it will slide right on your Duct Fan, Vent Exhaust, Carbon Filter or Light Reflector.This Ventilation Duct is 4 Inches in diameter and comes in one 16 Feet Long Piece, which can be cut into as many pieces as you need using a wire cutter and a paper knife. Variety of Applications HonGuan Ducting Is suitable for HVAC system. It will move and deliver air in Kitchens cooking exhaust, Green Houses and Grow Rooms Air Circulation, Intake, Exhaust and Light Fixture Cooling, Bathrooms Smell and Moisture Exhaust, Dryer Rooms, Grow Tents and other applications etc..
Broan-NuTone Available NuTone WVK2A Flexible Wall Ducting Kit for Ventilation Fans, 4-Inch
DUCTING KIT 9-piece kit includes everything you'll need for replacing your exhaust fan's ducting. DURABLE Items are constructed with resin material for superior impact and UV resistance. ADAPTER INCLUDED Features a 3 to 4 duct adapter for easy installation. FLEXIBLE DUCTING 5-foot of 4-inch diameter flexible foil ducting for easy installation. DECORATIVE WALL CAP White wall cap for 4 round duct includes 4 mounting screws to help install an attractive piece.
VIVOSUN 2-Pack 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting for HVAC Ventilation, 4 Clamps Included
Ducting Material High-quality aluminum High Temperature Resistant Corrosion Resistant Long Lasting Clamps Material Stainless steel Rustproof Corrosion Resistant Heavy Duty.. Ducting Feature 1 Three-layer Thickness Aluminum Foil PET Aluminum Foil Flame-retardant coating. Thermal Endurance Temperature range from -22 to 266 Fahrenheit.. Ducting Feature 2 Built-in steel wire for reinforcement and long lasting performance.. Ducting Feature 3 Flexible length for exhaust fan blower inline fan quick and easy to set up.. Application Scenarios Perfect for Heating Ventilation Air Conditioning HVAC, Kitchens, Bathrooms, Gardens, Grow Rooms, Grow Tents, etc..
Deflecto Semi Rigid Aluminum Duct with Attached Connectors, Silver, 4" x 24" (MAC36024/6)
Semi rigid aluminum duct has a 4 diameter and 24 length. Flexible enough for ease of installation, and holds the shape you put it in without sagging. Fire-resistant aluminum construction is perfect for gas and electric dryer applications. Permanently attached female collar and crimped male end for ease of connection, rotation, and consistent airtight use. Durable material holds up during handling and installation.
AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust
Designed for ventilation applications including HVAC, dryer, grow rooms and tents.. Four layer design makes it more durable and resistant to leaks, tears, and cuts.. Steel-wire spiral structure is flexible and easy-to-install in hard to reach places.. Constructed of Aluminum and thermoplastic, tube can be shortened for various applications.. Ducting Size 4 Length 25 feet Includes two stainless steel 4 duct clamps.
AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust
Designed for ventilation applications including HVAC, dryer, grow rooms and tents.. Four-layer design makes it more durable and resistant to leaks, tears, and cuts.. Steel-wire spiral structure is flexible and easy-to-install in hard to reach places.. Constructed of aluminum and thermoplastic tube can be shortened for various applications.. Ducting Size 4 Length 8 feet Includes two stainless steel 4 duct clamps.
Boat Blower Hose, 4 Inch Marine Exhaust Hose, 10 Ft Flexible PVC Duct for Bilge, Engine Compartment, Galley, Head, or Dryer Vent, Black
MULTIPLE USES Our Boat Blower Hose is an ideal bilge blower hose fan exhaust, or in the galley and engine compartment, as well as boat toilet bathroom exhaust fan ducting or dryer exhausts. Keep air circulating with our marine exhaust hose.. MARINE GRADE DURABILITY Designed for the harshest conditions our 10 feet of hose duct is lined with temperature resistant aluminum, reinforced with metal support and coated with a water resistant marine grade PVC coating exterior.. EASY INSTALLATION Our flexible duct hose comes in 3 or 4 inch and white or black making it ideal for any install. 10' of flex duct length allows you to custom cut and attach using the 2 included stainless steel clamps with thumb tightening tabs.. EFFECIENT AIRFLOW Our spring reinforced boat blower hose flexible ducting is designed to quickly ventilate and transfer air in or out of your boat ensuring a well-ventilated, climate controlled and odor free environment in all boat compartments.. WHY CHOOSE BETTER BOAT PRODUCTS We are a family owned American business committed to making premium quality products including our 3 and 4 duct hose. We stand behind the quality of our products and support..
Cenipar Dryer Vent Hose-4 inch Ducting Vent Hose Flexible Aluminum Foil Non-Insulated (4 inch 8 feet) with 2 Clamps
4 Inch Duct IncludeCenipar dryer vent hose- flexible aluminum foil ducting vent hose4 inch 8 feet.The dryer duct package list includes 1 X Flexible aluminum foil ducting vent Hose,2 X metal clamps.. HIGH QUALITYFlexible ventilation pipe made of high-quality flame-retardant aluminum and built-in corrosion-resistant steel wire spiral.Temperature endurance range is 0 - 185F. -18C - 85C.4 inches diameter x 8 feet length when fully extended.. USAGEDryer vent tight space is Mainly used in air duct fan systems, used in various air circulation and ventilation projects, including hydroponic planting rooms and tents, bathrooms and lofts, heating and cooling transportation and other devices. Dryer exhaust hose can also be used to cool AV equipment rooms, closets, racks and cabinets.. EASY INSTALLATION Flexible ventilation ducting can be cut to the required length according to the needs, and the attached clamps can help you connect the vent more closely.Please wear gloves and disconnect the power supply to prevent injury during installation.. PLEASE NOTE 1 YEAR WARRANTYAsk us if you have any questions, and we will solve it for you right away. We will stictly carry out the quality-control project,which will enable our customers to buy with confidence and use with satisfaction..
Omont Dryer Vent Hose 4 Inch 10FT Flexible Dryer Ducting Tube Air Duct Aluminum Insulated Flex Hose Kit Indoor Outdoor
HOSE 2 CLAMPS The dryer vent hose is made by high-quality aluminum High Temperature Resistant Corrosion Resistant Long Lasting The Clamps are made by stainless steel Rustproof Corrosion Resistant Heavy Duty.. ADVANCED THREE LAYER Under the PVC layer the dryer duct hose is built with 2 layers of aluminum foil. A layer of durable PET and steel wire helix to preserve the shape, keep your ventilation system free of rips and pin holes.. DUCTING PARAMETERS 4 in diameter, This dryer duct is 10 feet long when fully extended, and the ducting can bend freely. Thermal endurance ranges from -22 to 260 F -30 to 107 C.. EASY TO INSTALL Flexible and simple to Install the dryer vent hose. The dryer duct comes with two clamps to fixed the air ducting.Simple, convenient and durable.. WIDELY USED The flexible dryer vent hose suits HVAC system. It will move and deliver air in Kitchens cooking exhaust, Green Houses and Grow Rooms Air Circulation, Intake, Exhaust and Light Fixture Cooling, Bathrooms Smell and Moisture Exhaust, Dryer Rooms, Grow Tents and other applications etc..
iPower 1-Pack 4 Inch 8 Feet Non-Insulated Flex Air Aluminum Ducting Dryer Vent Hose for HVAC Ventilation, 2 Clamps Included, 4 in 8ft, Silver
Ducting size 4 inches diameter x 8 feet length when fully extended. Temperature endurance range from 0 185F. -18 85. Applications kitchens cooking exhaust, green houses and grow rooms air circulation, intake, exhaust and light fixture cooling, bathrooms smell and moisture exhaust, grow tents, etc. Ducting feature built-in steel wire for reinforcement and long lasting performance. Flexible length for exhaust fan blowerinline fan when not in use, it takes up little space. Fire proof coating flexible ventilation ducting made from high-quality flame-retardant aluminum and built-in corrosion-resistant wire helix for reinforcement and lasting performance. Easy installation 1 pairs of 4 inch metal clamps made from stainless steel.
iPower Flexible 4 Inch 8 Feet Aluminum Ducting 4 Layer Protection Dryer Vent Hose for HVAC Heating Cooling Ventilation and Exhaust, 2 Clamps Included, PVC 4 in 8ft, Black
Variety of applications perfect for HVAC ventilation, grow tents air circulation, green houses and grow rooms air intake and exhaust or light fixture cooling, kitchen cooking air exhaust, bathroom smell and moisture exhaust, etc. Specifications ducting size 4 inch length 8 feet material PVC thermoplastic inner material aluminum foil. Temperature range -22F212F-30100. Premium material high-quality aluminum foil, high temperature resistant and corrosion resistant, long lasting. PVC thick layer on this ducting can prevent light leaks. Include a pair of 4 inch stainless steel duct clamps. Four-layer design four-layer design PVC layer aluminum foil PET aluminum foil makes it more durable and resistant to leaks, tears, and cuts. Flexible ducting the aluminum foil duct tube can bend in any direction, allows you to accommodate most space restrictions. Flexible length for inline fan, quick and easy to set up.
OPULENT SYSTEMS 4 Inch 25-Feet Flexible Aluminum Ducting, Heavy-Duty Four-Layer Protection for HVAC Ventilation and Exhaust,2 Clamps Included
High-quality Materials Made of High-quality aluminum with the thick layer of Black PVC on this ducting prevents light leaks, Includes two heavy-duty stainless steel 4 duct clamps.. Ducting Specification Ensue your ventilation system free of rips and pins, OPULNET SYSTEMS use four-layer design makes it more durable and resistant to leaks, tears, and cuts.. Easy to Use Makes installation easy by bending the aluminum duct tube in any direction. The package includes two steel duct clamps that secure the aluminum tubing to your inline fan or other duct openings. Fastens the loop using a Phillips screw.. Variety of Application Air Ducting is ideal for Heating Ventilation Air Conditioning HVAC, Kitchens, Bathrooms, Greenhouses, Grow Rooms, Grow Tents, etc.. Top Customer Satisfaction Guarantee OPULENT SYSTEMS takes our customers seriously. We guarantee our worry-free 12-month warranty and friendly customer service. Warm Reminder Please Dont be used to test pure water or other liquid..
TURBRO AirSupply Vent Hose 4 Inch Diameter 25 Feet Length - Flexible Aluminum Ducting w/ 2 Stainless Steel Clamps for HVAC Ventilation, Air Exhaust and Circulation in Grow Tent, Kitchen, and Bathroom
Ideal DuctingThis is a 4-inch diameter vent hose. You can adjust the length from 1.3 to 25 feet for any general purpose HVAC application.. 4-Layer StructureOur vent hose is constructed of dual-layer flame-resistant aluminum foil and dual-layer PVC thermoplastic. With protection, this duct hose is extremely durable and not easily torn compared to a single-layer design.. Efficient Spiral WiringThe built-in spiral steel-wire makes the hose flexible and easy to adjust while keeping the tube smooth and straight when stretched out, maximizing airflow and reducing CFM losses.. Easy to UseInstallation is easy by attaching each end to the opening of the appliance. The included stainless steel clamps help secure the hose from leakage. You can bend or cut the tube freely to fit your unique space restrictions.. Multiple ApplicationsThis ducting is primarily used with duct fan systems for air circulation in hydroponic grow tents, smell and moisture removal in bathrooms, and hot air exhaust in computer rooms. This ducting can also be used to remove smoke and odors during industrial laser cutting processes..