The McAlpine R7 ¾" Straight Female Overflow Coupling with fixed nut is a plumbing component designed to convert a male BSP outlet to a pushfit fitting. It features a straight female coupling with a ¾" connection and a fixed nut, which allows for easy installation and a secure connection. The R7 ¾" Straight Female Overflow Coupling with fixed nut is made from high-quality polypropylene material that is resistant to chemicals and corrosion. It is designed to be used with overflow pipes that have a ¾" male BSP outlet, allowing for a secure and leak-free connection between the outlet and a pushfit fitting. One of the key features of the McAlpine R7 ¾" Straight Female Overflow Coupling with fixed nut is its versatility. It can be used in a wide range of plumbing applications where a male BSP outlet needs to be converted to a pushfit fitting. Its fixed nut design also makes it easy to install and ensures a secure connection, which can be particularly useful in situations where regular maintenance or repair is required. The McAlpine R7 ¾" Straight Female Overflow Coupling with fixed nut is also designed with a sealed connection, which helps to prevent leaks and ensure that the water storage tank remains properly pressurized. This feature helps to prevent damage to the tank and the surrounding plumbing system, and also ensures that the water supply remains safe for use. Overall, the McAlpine R7 ¾" Straight Female Overflow Coupling with fixed nut is a reliable and durable plumbing component that is essential for converting a male BSP outlet to a pushfit fitting. Its versatility and ease of installation, along with its sealed connection, make it an excellent choice for a variety of plumbing applications where a secure and leak-free connection is required.