Kair Threaded Connector 125mm - 5 inch for Joining Flexible Hose to Round Ducting Fittings Allows you to connect PVC flexible hose 127mm diameter Part: DUCP0092/127/35 to male 125mm ducting fittings such as bends, reducers, or connectors. This female fitting will fit over 125mm male spigots. Use a 125mm male connector Part: DUCVKC355 to connect to female fittings such as 125mm Round Pipe Part: DUCVKC267, or if you want to join two threaded hose connectors together. Threaded spigot allows you to secure Kair PVC flexible 127mm dia ducting into place without the need for clips. For permanent fixings, seal joints with silicone sealant or tape. Please note, we do not recommend using solvent cement with flexible hose. Max / Min Temperature: +60c / -5c Made in the UK using high-quality material Kair 100% Satisfaction Guarantee Kair 125mm round duct is ideal for long ducting runs for extractor fans, cooker hoods, and 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. Perfectly suited for ducting your Bathroom or Kitchen extractor fan, Hydroponics, In-Line Extract Fans, or Cooker Hood. This flexible hose 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.