Fernox F2 Express Silencer - 400ml Aerosol

Fernox F2 express silencer reduces boiler noise and improves heat transfer efficiency saving on fuel bills and reducing maintenance costs. Its quick and convenient to apply, with doses every 30 seconds. Reduces boiler noise Simple to use with no mess Compatible with all metals and materials, including aluminium 100% recyclable can 400ml can Non-toxic, environmentally friendly formulation