Product Description This is our 150mmØ 100mm Round Reducer. This is part of our round ducting range and is traditionally used along fans or mechanical heat recovery systems. This white plastic 150mm to 100mm reducer is for reducing pipe and fittings down from 150mm (6″) to 100mm (4″) Special Features The VKC437 150mm – 100mm diameter Reducer is manufactured from (white) High Impact Polystyrene, which has a minimum free area of 16,994mm² on the 150mm diameter side reducing to a free area of 7,298mm² on the 100m side. The 150mm side fits over the System 150 fittings and the 100mm side has a male spigot for connection inside of the System100 duct. VKC437 is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and meets UL94HB flammability standard. Specification Size: 100mm Diameter Colour: White Material: Polystyrene
