HVAC Accessories

HVAC Accessories

HONGUAN(Hon&Guan) HVAC Accessories provide all the essential components to enhance and maintain ventilation systems. Our wide range includes vent covers, duct reducers, hoses, connectors, and fittings, ensuring efficient airflow and reliable performance in residential, commercial, and industrial environments.

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4x12 Inch Floor Register with Rust‑Proof Finish and Adjustable Vent Floor_Register_05
4x12 Inch Floor Register with 1PCS Magnetic Vent Mesh, Heavy Duty Walkable Floor Vent for Home Floor, Rust Proof Finish Registers
$12.99
Save $1.00
HONGUAN 4 inch dryer vent hose, 8 feet long, made of durable aluminum with 2 clamps for HVAC and dryer ventilation. HONGUAN dryer vent hose with PET film, aluminum foil, and steel wire for anti-static and leak-proof performance.
5 Inch x 8 FT Dryer Vent Hose with 2 Clamps, 2 Layer Aluminum Foil & Flexible, for Ventilation Systems
$14.99 $15.99
Save $1.00
HONGUAN 4 inch dryer vent hose, 8 feet long, made of durable aluminum with 2 clamps for HVAC and dryer ventilation. HONGUAN dryer vent hose with PET film, aluminum foil, and steel wire for anti-static and leak-proof performance.
5 Inch x 16 FT Dryer Vent Hose with 2 Clamps, 2 Layer Aluminum Foil & Flexible, for Ventilation Systems
$17.99 $18.99
Save $15.00
HONGUAN 6-inch black dryer vent cover with removable mesh and rubber cushioned non-return flap for exterior wall mounting. Dimensions of the 6-inch metal dryer vent cover showing panel size, opening diameter, and thickness for precise fitting.
6 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System
$32.97 $47.97
HONGUAN 4 inch dryer vent hose, 8 feet long, made of durable aluminum with 2 clamps for HVAC and dryer ventilation. HONGUAN dryer vent hose with PET film, aluminum foil, and steel wire for anti-static and leak-proof performance.
4 Inch x 16 FT Dryer Vent Hose with 2 Clamps, 2 Layer Aluminum Foil & Flexible, for Ventilation Systems
$23.99
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HONGUAN 4 inch dust collection fitting with rubber noise reduction clamp for PVC pipes and HVAC systems Dust Collection Fittings 6 Inch Connector Specifications – 5.9'' Inner Diameter Rubber Body with Stainless Steel Clamps
6 Inch Dust Collection Fittings with 2 Noise Reduction Clamps for Pipes, HVAC Duct Fans, and Carbon Filters
$15.99 $16.99
10 Inch Backdraft Damper5_1 HON&GUAN Backdraft Damper Available in 4, 6, 8, and 10 Inch Sizes – One-Way Ventilation Valve for Ventilation Fans
10 Inch Backdraft Damper[Upgraded], One-Way Airflow Duct Damper, Ducting Insert Backflow Preventer Duct Draft Blocker
$29.99
HONGUAN 4 inch dryer vent hose, 8 feet long, made of durable aluminum with 2 clamps for HVAC and dryer ventilation. HONGUAN dryer vent hose with PET film, aluminum foil, and steel wire for anti-static and leak-proof performance.
8 Inch x 16 FT Dryer Vent Hose with 2 Clamps, 2 Layer Aluminum Foil & Flexible, for Ventilation Systems
$35.81
Save $15.00
HONGUAN 6-inch flexible duct, 16 ft long, white PVC and aluminum construction, durable ventilation hose for HVAC systems. Dimensions of HONGUAN 6-inch flexible duct, 16 ft long, with detailed diameter and length specifications for HVAC systems.
6 Inch x 16 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$21.44 $36.44
8 Inch Backdraft Damper by HON&GUAN – One-Way Airflow Ventilation Insert for Ducting Systems and Ventilation Fans HON&GUAN Backdraft Damper Available in 4, 6, 8, and 10 Inch Sizes – One-Way Ventilation Valve for Ventilation Fans
8 Inch Backdraft Damper[Upgraded], One-Way Airflow Duct Damper, Ducting Insert Backflow Preventer Duct Draft Blocker
$19.00
HONGUAN 4 inch dryer vent hose, 8 feet long, made of durable aluminum with 2 clamps for HVAC and dryer ventilation. HONGUAN dryer vent hose with PET film, aluminum foil, and steel wire for anti-static and leak-proof performance.
4 Inch x 8 FT Dryer Vent Hose with 2 Clamps, 2 Layer Aluminum Foil & Flexible, for Ventilation Systems
$10.99
Save $15.00
HONGUAN 6-inch roof vent cap in black, made of galvanized steel with a backdraft damper for enhanced airflow and effective ventilation. HONGUAN roof vent cap showing airflow of up to 75%, offering superior ventilation performance compared to competing products with lower airflow efficiency.
6 Inch Roof Vent Cap with Damper, Removable, Galvanized Steel, for Ventilation System
$62.56 $77.56
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"4 Inch Galvanized Steel Roof Vent Cap with Removable Damper and Mesh Easy-to-clean, quick-install 4-inch galvanized steel roof vent cap with damper & mesh for ventilation.
4 Inch Roof Vent Cap with Damper & Mesh, Removable, Galvanized Steel, for Ventilation System (Split type)
$45.25 $60.25
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HONGUAN 8 Inch Galvanized Steel Roof Vent Cap with Damper and Removable Mesh 8 inch roof vent size chart – galvanized steel roof vent with damper for ventilation systems.
8 Inch Roof Vent Cap with Damper & Mesh, Removable, Galvanized Steel, for Ventilation System (Split type)
$78.39 $93.39
HONGUAN 6 Inch Backdraft Damper – Galvanized Steel One-Way Airflow Duct Blocker HON&GUAN Backdraft Damper Available in 4, 6, 8, and 10 Inch Sizes – One-Way Ventilation Valve for Ventilation Fans
4 Inch Backdraft Damper[Upgraded], One-Way Airflow Duct Damper, Ducting Insert Backflow Preventer Duct Draft Blocker
$12.99
Save $2.00
6 Inch HONGUAN Dryer Exterior Vent Cover with Removable Mesh and Non-Return Flap 4 Inch Dryer Vent Cover Size_3.78*2.24*5.4 inches
4 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System
$25.99 $27.99
Save $15.00
6 Inch HONGUAN Dryer Exterior Vent Cover with Removable Mesh and Non-Return Flap 6-Inch Dryer Exterior Vent Cover Dimensions: Vent Opening Diameter: 5.6 inches Mesh Screen Dimensions: 6.65 inches x 3.67 inches
6 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System
$32.97 $47.97
Gray_Aluminum_Ducting_Details_01 Gray_Aluminum_Ducting_Details_02
3 Inch x 16 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$17.99
Save $2.00
HONGUAN 6-inch black dryer vent cover with removable mesh and rubber cushioned non-return flap for exterior wall mounting. 4 Inch Dryer Vent Cover Size_3.78*2.24*5.4 inches
4 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System
$25.99 $27.99
Save $15.00
PVC_Vent_Hose_3Inch-2.jpg PVC_Vent_Hose_5Inch_32FT.jpg
5 Inch x 32 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$34.02 $49.02
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HONGUAN 6-inch flexible duct, 16 ft long, white PVC and aluminum construction, durable ventilation hose for HVAC systems. Aluminum_Ducting_Details_3Inch_16FT
3 Inch x 16 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$17.99 $18.99
Save $15.00
4-Inch Stainless Steel Dryer Vent Cover with Non-Return Flap and Removable Mesh Dryer_Vent_Cover_6Inch
6 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System
$34.70 $49.70
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HONGUAN 6-inch flexible duct, 16 ft long, white PVC and aluminum construction, durable ventilation hose for HVAC systems. HONGUAN 4 inch duct hose, 16 feet long, shown with clear dimensions for flexible use in HVAC, exhaust, and ventilation systems.
4 Inch x 16 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$18.99 $19.99
Save $1.00
HONGUAN 6-inch flexible duct, 16 ft long, white PVC and aluminum construction, durable ventilation hose for HVAC systems. Aluminum_Ducting_Details_5Inch_16FT
5 Inch x 16 FT Dryer Vent Hose with 2 Clamps, Insulated & Flexible Aluminum Duct, for Ventilation Systems
$20.99 $21.99