To comply with UK regulations insulation should always be in accordance to
UK laws and regulations such as WRAS and G3.
YGHP strictly suggest checking installer certification and that the installer in
unvented certified. While the units themselves can often be simple to install to
comply with UK laws all installers must be unvented certified.
If you are unsure on how to fit the unit please contact YGHP to prevent any
install damages.
YGHP without prior communication can void warranty if the unit has been
modified, damaged or installed wrong.
It is vital the units are installed to UK laws and regulations.