The Grant Mag One DUO is an effective magnetic filter for use with boilers and air source heat pumps which is designed to capture non-ferrous debris and magnetite circulating within central heating systems.
Explore our established range of heating products, from oil boilers and hybrids to solar thermal systems, air source heat pumps, cylinders and heat emitters
Use our national merchant search to find a Grant supplier near you
Use our national merchant search to find a Grant supplier near you