“When we’re retrofitting whole houses with wall and loft insulation, we’ll often advise triple glazing if the windows need replacing because it’s only slightly more expensive,” he shared.

The house is noticeably warmer, and quieter, now that the triple glazing is in place, she says. "We used to feel a bit of a draught whenever we stood near the window," recalls Ms Matthews.

It features 32 or 44 mm double or triple glazing, and sliding window surfaces of up to 18 m² for large sliding glass doors. The Vitrocsa sliding version is available in several ranges ...

TH+ / Thermal insulation and large surface areas - Using 32 or 44 mm double or triple glazing, the TH+ range allows for sliding window surfaces of up to 18 m². The excellent insulating properties ...