Telford Tempest Vertical Indirect Unvented Cylinder

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