Applications

For pitches down to 15°
Our bigAir® roof units are system-independent. They can be installed in any stick-system assembly, tile roofs and all other pitched roof types. They are ideal for ventilating halls and other spaces topped by roofs with pitches down to 15°.
 
A genuine all-rounder – for everything from innovative new-builds to historic properties.
The potential applications are virtually unlimited.

Modern industrial complexes
Innovative administrative facilities
Historic buildings
Listed properties

More than a breath of fresh air
All Lacker louvre windows excel by their exceptionally high aerodynamic and geometric free area.