Hose Joiner Male 3/4" BSP to Male 3/4" BSP.Part No. W001.Hose joiner 3/4" to 3/4" BSP thread. Suitable for joining most inlet hoses as used on washing machines and dishwashers.Actual thread diameter - 1" (25mm).We have been supplying appliance parts to the trade and retail for over 25 years. Buy with confidence.