Heat Pump Cylinders

Energystore HP Cylinders

Energystore HP Cylinders are unvented hot water cylinders designed for heat pumps, with solid 50mm insulation and a cold water diffuser to reduce mixing. They use twin DN20 coils with a combined 3m² surface area and a single pair of 1" connections. Each comes with a 3kW immersion, expansion vessel, TRV/PRV, and tundish. Sizes include 200, 250, and 300 litres, with Plus models featuring an extra coil for solar or biomass. The flagship HP Combi 300 is a fast-recovery 300-litre model for high-demand homes.

Telford Heat Pump Cylinders

Telford heat pump cylinders are UK-made from stainless steel. They feature a large bore (DN 32) coil, suited to high flow rates and low temperatures, allows efficient heat transfer from the heat pump. Each cylinder includes a 3kW immersion heater and a full unvented fitting kit. Options include slimline, horizontal, pre-plumbed, and tank-on-tank versions, as well as models with solar or biomass coils.