Choose this option if you are looking to boost mains water flow to a combination boiler to improve water performance of your shower, bath, taps and appliances. This type of system is normally recognised by a wall hung combi boiler that delivers hot water on demand, with no stored water.

Choose this option if you are looking to boost mains water flow to an unvented system to improve water performance of your shower, bath, taps and appliances. This type of system is normally recognised by a wall hung boiler and a hot water storage tank with no stored cold water.

Choose this option if you are looking to boost water performance of your shower, bath, taps and other appliances in a gravity fed system. This type of system is normally recognised by a hot water cylinder in the airing cupboard and a large water storage tank in the loft.