Hi everyone,
I just had a valliant boiler installed by a corgi registered plumber. I asked about the certificates and he said you send the forms back to vallaint and then the certificates come later.
Is this right and what should I expect?
I just had a valliant boiler installed by a corgi registered plumber. I asked about the certificates and he said you send the forms back to vallaint and then the certificates come later.
Is this right and what should I expect?