A comprehensive range of valve gaskets, valve flanges, and bolt setsWe stock a comprehensive selection of valve gaskets, flanges and bolt sets, in a choice of sizes to suit a range of valve configurations.These precision engineered fittings and fastenings are made from the highest quality materials, including steel & forged steel flanges, EPDM & novus supra gaskets, which are WRAS approved, and zinc plated & stainless steel bolt sets.