This high-quality Heat Pump Flow Balancing Valve with Fill & Flush is the perfect addition to your home heating system. With a flow rate of 5 to 42 l/min and a 28MM connection size, it is compatible with a variety of water heaters and boilers. The valve is made from durable brass and has a sleek white colour that will complement any home decor. This product is ideal for those who are looking for a reliable and efficient heating system. It has an energy efficiency rating of A+++ and is powered by gas/petrol. Whether you are looking for a new heating system or simply upgrading your existing one, this Heat Pump Flow Balancing Valve with Fill & Flush is the perfect choice.