Help & Advice

How to bleed a radiator

This video demonstrates how to bleed a radiator, in order to release built up air and solve heating problems such as a ‘gurgling’ sound and cold radiator tops.

How to Repressurise a Heating System with an Internal Filling Key

This video shows you how to repressurise your heating system using your Greenstar gas boiler’s internal filling key.

How to Repressurise a Heating System with an External Filling Hose

This video shows you how to repressurise your heating system with an external filling hose.

How to Re-Establish the Radio Frequency Connection between your Boiler and Thermostat

This video shows you how to re-establish the radio frequency connection between your thermostat control and boil.