MCRMA ..........The Metal Cladding & Roofing Manufacturer Association
I.o.R .................The Institute of Roofing
NFRC ...............The National federation of Roofing Contracrtors
ACR ................The Advisory Committee for Roofwork
HSE ..................The Health & Safety Executive
BUILDING REGULATIONS ..............Download FREE Approved Documents from here
ACE ...............Association for the Conservation of Energy
DECC ...............Department of Energy and Climate Change