PROSKYLIGHT

The Rooflight is fully prefabricated with one pane,
integrated in the upstand. It is available in lengths of up to
380 cm, without mullions. There are more than 1500
standard sizes. Depending on the size, upstand thickness
is 40mm (U(up)=0.67 W/m²•K) or 75mm (U(up)=0.36 W/
m²•K), see the table. Standard with one pane, a mullion is
always available as an option.