6 to 4 / 8 to 6 inch Air Duct Reducer
6 to 4 / 8 to 6 inch Air Duct Reducer
6 to 4 inch Air Duct Reducer
8 to 6 inch Air Duct Reducer
6 to 4 / 8 to 6 inch Air Duct Reducer
6 to 4 / 8 to 6 inch Air Duct Reducer

Air Duct Reducer


  1. Duct reducer be used to connect two different size duct to creating a seamless ventilation system pipe.
  2. Connect 6 inch (150mm) to 4 inch (100mm) duct system.
  3. Connect 8 inch (200mm) to 6 inch (150mm) duct system.
  4. Durable PP-Plastic material resists moisture to remain corrosion-free.
  5. Perfectly suited for bathroom, kitchens, apartment, home, office, hotel HVAC system.
  6. Easy installation, using duct tape or duct clamps to connect air duct adapter.

Enquiry Catalog Manual

Product description

Keep your home, office, or industrial space well-ventilated with our selection of ducting and venting supplies.
Here are some important details for Greenseam Reducer.
Width: 6" / 8",
Duct Fitting Duct Size: 6" x 4" / 8" x 6".
HAVC round duct reducer pipe connector for inline ventilation system( 150mm to 100mm)/(200mm to 150mm)
Duct reducer is made of high grade PP material, environment friendly, durable and solid, suitable for kitchen / home ventilation, heat transfer and ventilation systems etc.
Easy installation, available for duct connected, compatible with 4 Inch & 6 Inch ducts / 6 Inch & 8 Inch ducts.



Recommended Products


Square ventilation grille

Three-dimensional diamond-shaped grid with an opening rate of 42% balances ventilation and blocks foreign objects