66 Products that perform | Service that delivers | People that care MODELS LITRES STORAGE CAPACITIES BIM Objects ErP Part L Compliant 300-981 4 Powerstock storage tank Safe storage of hot water Can be easily coupled to any direct or indirect fired hot water systems Supplements hot water storage volumes to suit large demand applications Increases system security Magnesium anode corrosion protection for long life Inspection & clean out door for easy maintenance WRAS approved Locations with substantial and continuous hot water demands can use Powerstock storage tanks to increase the security of their DHW system. INCREASE SYSTEM SECURITY Key benefits: Easily coupled to any direct or indirect water heater system to supplement storage volumes to suit large demand applications. IMMERSION HEATERS Optional electrical immersion heaters can be fitted to all Powerstock models to provide an auxiliary heat source. Available with either single or three phase power supplies, immersion heaters are available with power outputs of either 4 or 9kW. Unvented supply kit Top-to-bottom pump recirculation kit Electrical anode protection Electric immersion heater kits with ratings of 4kW or 9kW Options: Hot water storage tank.