OSO Hotwater Indirect Cylinders

Domestic unvented water heater and cylinders

OSO cylinders are made from 1.3mm thick stainless steel and are offered with a 25 year manufacturers warranty. Direct cylinders are heated by electricity and are supplied with factory fitted immersion heater elements. Indirect cylinders are connected to a central heating system using a boiler (gas, oil or electric) or a heat pump (ground source, air source or water source). Indirect cylinders are also factory fitted with back up immersion heaters.