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Do
their installers have City & Guilds qualifications for installing
roofline? |
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Do they
hold an Approved Installer Certificate from a manufacturer?
(If so, check their approved installer number with manufacturer) |
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Do they
offer a double indemnity guaratee, i.e., manufacturer’s guarantee
as well as an installation guarantee? (You don’t want to be played
off between 2 companies if you are not satisfied) |
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Do they
have testimonials from satisfied clients? |
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Are
they registered under SEPA and COSHH for waste management? |
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|
Do they
have Public Liability Insurance? |
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Do they
have a website? |
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Are
they registered with the Office of Fair Trading? |
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How
long have they been established? (ask for proof) |
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|
How
long have they been specialising only in roofline? |
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|
Ask
to visit their premises |
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Does
the product comply with BS 4619 – PVCue and BS 1506 - Colour fastness? |