Internal low pressure hot water cylinder system completely removed and relocated to the outside. This green glo is an external model designed to cope with exterior weather conditions. Designed with higher grade insulation and powder coated materials. Solar water heating was added to this installation ensuring maximum efficiencies. System design is indirect heating via an integrated heat exchanger. No power to get hot water on this installation! Also white UV tape was used to prevent breakdown of the insulation. Builder yet to build a structure surrounding the hot water cylinder to provide further protection. Great looking water cylinder installation guys well done!