Ultra-concentrated BUILDCERT approved inhibitor for central heating systems. This 500ml bottle is sufficient for treating 100 Litres of water or a typical domestic heating system of up to 10 radiators. Corgi inhibitor prevents limescale build-up, system corrosion, hydrogen gassing, boiler noise and micro-biological growth. For best results the system should be flushed with Corgi Cleanser prior to adding this inhibitor.

Non-acidic, non-caustic – safe to handle BUILDCERT approved central heating inhibitor Concentrated 500ml bottle to treat up to 10 radiators