These Boiler Flues / 45's And Flat Roof Flashing are a reliable addition to any business or industrial heating system. The brand of this product is Hoval and it is specifically designed for use with the Ultra gas boilers. The flues and flat roof flashing are made from high-quality materials to ensure long-lasting durability. This product is perfect for those in need of heating solutions for their business or industrial needs. This is a job lot there are 2 x flashing kits , 4 x extension flues , 4 x 45 degree elbows
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