KAIR SYSTEM 125 ROUND DUCTING / HOSE / PIPE CONNECTOR Straight Plastic Duct Connector fits inside rigid or flexible ducting White Plastic Straight Ducting Connector. Male Spigot will fit inside Kair 125mm rigid pipe (Part: "DUCVKC267") or 127mm Flexible Hose (Part: "DUCP0092/127/35") and can be used to join multiple lengths of pipe together to form a long duct run. Easy to install and durable, just push-fit duct and fittings together. For permanent fixings, seal joints with silicone sealant, solvent cement, or tape. Will join any Female part of the Kair System 125 range. Built to last out of high-quality white Polystyrene/Polypropylene plastic Material. Max / Min Temperature: +60c / -15c.   Kair System 125 round ducting is a very versitile system and it is ideal for long ducting runs for whole house ventilation systems. There are a wide variety of Kair connectors, clips, and tapes available to provide effective connections to the Kair Rigid Round and Rectangular ducting ranges to offer you greater flexibility in completing your install.Kair System 125 ductwork is perfect suited for ducting your bathroom or kitchen extractor fan, hydroponics, in-line extract fans, or cooker hood. It can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, passive stack vent, air conditioning, positive pressure ventilators, HVAC, and heat recovery systems.    Round rigid ducting provides superior airflow performance vs. comparative size rectangular or flexible duct. Suitable to use in compliance with Part F Building Regulations. Genuine Kair product & covered by the Kair 100% Satisfaction Guarantee for your peace of mind. Not quite the right size? Kair Round Ducting Connectors are available to suit the following duct sizes: 100mm Male Round (System 100) 125mm Male Round (System 125) 150mm Male Round (System 150) Looking for compatible ducting? Click here to view the full range of Kair 125mm Round / 150mm x 70mm Rectangular Ducting Products.