The Manual Visionvent offers as maximum daylight utilising minimum framework, the framework is thermally broken and is polyester powder coated to RAL7015 Grey Outer/ RAL9010 White inner.
The manual variant uses a screw jack mechanism and opens using a winding mechanism to approximatly 30 degrees
Glass spec: 32mm DGU comprising of 6mm toughened outer, 20mm air filled cavity, 6mm toughened inner
Drawing refs: S0001, 401/ASS/104
Weight of single rooflight: 46Kg
