The Keystone Group has launched an online Psi-value calculator designed for energy assessors and architects.

GQA Qualifications has been announced as the final company to sign up as co-exhibitors at the UK Pavilion, hosted by GGF at FENSTERBAU FRONTALE 2016.

Starting today (1st February), Keylite is offering price reductions of up to 15% on a range of its popular roof window products.

REHAU’s TOTAL70 PVC-U system has been used by Devon-based fabricator Interframe to manufacture an innovative parallel hinged sliding window system.