GEM Combi Boiler- Has Gem Combi Boilers got Models?
As an EPC Assessor, I came across GEM Combi Boiler for the 1st time. And I can't find a model name on it,
all I could see was G.C. No 4717701
Question: How can I find the model to enter on my software for EPC?
Abbey, June 2009
