PATIKIL 3 Inch Duct Connector Coupling, Galvanized Steel Straight Dryer Vent Coupler Flexible Ducting Collar Connector Round Crimped Ventilation Duct Extension for HVAC System Pipe

The duct connector coupling is used in connecting two ducts for ventilation ducting extention. Suitable for HVAC systems, chimney flue, dust collectors, inline ventilator, cooker hoods, bathroom exhaust fans, hydroponic equipment, etc. Meet different environment needs, such as kitchen, home, office, factory and so on. Specification Material: Galvanized Steel Color: Silver Tone Port Outer Diameter: 75mm/ 3 Inch Thickness: 0.6mm/ 0.02 Inch Package List: 1 Pcs x Duct Connector Coupling Advantage: Adopt crimped design on both ends to fit inside the ducting for easy installation, making the duct connection secure and stable. One-piece design, made of quality galvanized steel, the duct connector coupling is sturdy, with high hardness and good toughness, corrosion and rust-resistant,ensuring a long-lasting performance. Instruction: Easy to install, just connect the duct connector coupling with pipe by clamp and seal with tape or sealant. NOTE Please check the size before purchasing.