Indirect unvented stainless-steel hot water storage cylinder with external expansion vessel design

Tempest Indirect hot water storage cylinders feature an internal coil and are designed for use with a gas or oil-fired boiler, as the main heat source (either sealed system or open vented). Manufactured from Duplex stainless-steel, the cylinders are supplied with a factory-fitted 3 kW immersion heater to provide back-up heat.

Features & Benefits

Duplex stainless-steel provides superior corrosion resistance
316L grade stainless-steel 22mm compression fittings and coils
Supplies mains pressure hot water and high flow rates
Fast reheat
Factory-fitted temperature and pressure relief value set at 7 bar / 90°C
Remote expansion vessel with factory-fitted wall mounting bracket
Full unvented kit supplied
Highly efficient
Fully insulated to minimise any heat loss
Factory-fitted 3kW immersion heater
Available in 90–500 litre capacities
Lifetime manufacturing warranty on inner container (2 years on components)*
Renewable and bespoke options available

Telford Tempest Indirect Heat Pump Cylinder