City Plumbing are your trusting heating and plumbing suppliers for the trade. Whether you are fitting a new bathroom, heating system or radiator. IMPORTANT SIZING NOTE - Most plumbing products are measured using BSP thread dimensions which measure 1/4 inch larger than that stated, therefore this 1/2 Inch BSP thread actually measures 3/4 Inch in diameter. If your thread measures 1/2 Inch in diameter then you require the 1/4 Inch version of this product This listing is for a Pack of 1 hep2o pipe fittings hep2o 15mm hep pipe fittings, Weight: 0.110231131 Pounds, Manufacturer: Hep2O