6 to 4 OD Duct Reducer ABS Plastic - HVAC Air Duct Connector for Ventilation Systems, DIY Projects & Home Improvement

• These reducers allow fitting of a 4" dust collection hose to a 6" hose.
• Opening on smaller end is: outer diameter 3.930" and tapers to 4" with inner diameter 3.710"
• Opening on larger end is: outer diameter 5.940" with inner diameter 5.7"
• Overall height is 5.75"
• Has flange to allow easy assembly and disassembly

WARNING: Cancer and Reproductive Harm -