Female Connector to join lengths of duct channel. Male Flat Ducting Pipe - (Part: DUCVKC651) will fit inside connector.;Kair System 150 (SYS-150) Rectangular Ducting is designed for use with medium to high capacity extraction systems and cooker hoods. It is perfect for flush fitting against ceilings and walls and can be concealed above wall units or inside ceiling voids. This part is made in the UK using Polystyrene/Polypropylene plastic. Max / Min Temperature: +60c / -15c. Max / Min Temperature: +60c / -15c.;Easy to install, just push-fit together & seal if required. Kair plastic ducting is durable and suitable for commercial and domestic use. It is perfectly suited for ducting your Tumble Dryer, Bathroom or Kitchen extractor fan, Hydroponics, In-Line Extract Fans, or Cooker Hood. This pipe can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, passive stack vent, positive input, air conditioning, HVAC, and Heat Recovery Systems.;Suitable to use in compliance with Part F Building Regulations. Airflow performance independently tested by BSRIA or BRE. Static Pressure Drop in Pascals: 15 l/s = 0.12 Pa - 30 l/s = 0.38 Pa - 60 l/s = 1.95 Pa.;Genuine Kair Product & covered by the Kair 100% Satisfaction Guarantee for your peace of mind. Search for Kair SYS-150 for the full range of Kair 180mm x 95mm Rectangular and 150mm Round fittings, outlets, and grilles. If you have any questions please do not hesitate to ask fellow purchasers via the Customer Questions & Answers system below.