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When a GS person fits the boiler they fill out the benchmark cert.
Do they then register with gas safe & the boiler manufacturer?
Can you then find out whether a boilers been registered?
If so, what info is needed if you don't know the installer details & can't find the benchmark cert?
Thx
Do they then register with gas safe & the boiler manufacturer?
Can you then find out whether a boilers been registered?
If so, what info is needed if you don't know the installer details & can't find the benchmark cert?
Thx