Trickle vents – a simple guide!

Trickle vents – a simple guide!

In all new build houses, and also extensions, trickle vents will be specified by the architect / building inspector as an essential requirement within doors and windows. They are a passive ventilation system that enables air movement even when the doors and windows...
U-values of doors & windows

U-values of doors & windows

We hear about them all the time in the building industry, but what exactly is a U-value? A U-value is a number that measures the amount of energy (i.e. heat) lost through a particular material. U-values are measured in W/m²K. Take an ‘example’ window with...