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A useful guide for homeowners and window installation companies covering trickle ventilator basics.
Ventilation of a building must be considered when specifying the window or door products you want to install.
Key facts that demonstrate the solid case for choosing replacement windows and doors – one of the best choices you can make for any environment.
Why condensation occurs on internal and external surfaces and some advice about how to control it.
Professional advice on repairing damage on glass surfaces including the benefits of using a GGF Member.
A selection of key facts which demonstrate the distinctive environmental, technical and economic credentials for specifying PVC-u.