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- 3 to 6 Inch Universal Duct Reducer/Increaser. Conect Any Two 3 inch to 6 inch Flex or Straight ducts. HVAC. Heating. Cooling. Kitchen and Bathroom Applications.
Our products are made out of quality plastic and coated steel. Guaranteed long life and durability. Good compatibility with other ECOPRO VENT products. Universal duct reducer/increaser connector. Durable ABS plastic. Dimension increments Ø 3.11 - 3.9 - 4.69 - 4.88 - 5.87 Inches. Quick and easy to assemble - DIY Press on chosen duct - flex or straight - and by using montage glue, tape or steel clamps tighten the connection. Perfect for Heating, Cooling or Air Conditioning - HVAC. Bathroom and Kitchen

Price is $13.00

Price: $12.9