I have a 12kW Aztec water heater for my central heating...

Russell Liversidge from TR Engineering

I have a hot water cylinder and a Zimlet tank connected...

Russell Liversidge from TR Engineering

When calculating heat demands for rooms, the default air temperature for...

Martyn Bridges, director of marketing and technical support at Worcester, Bosch Group

My gravity fed hot water system produces only a trickle of...

Martyn Bridges, director of marketing and technical support at Worcester, Bosch Group