VELUX CSP Flat Roof Smoke Ventilation Window (including Polycarbonate Dome) Size & Cover:CSP 120120 S10G - CSP flat roof window (120 x120 cm) + clear polycarbonate cover This makes Extreme 200 roof

This makes Extreme 200 roof membrane the perfect solution for extensions

The Marley Wessex has been a popular choice for uses on roof pitches as low as 15° and comes in two colours: Smooth Grey or Smooth Brown

Material: High-density PVC

Buff & Black

VELUX CSP Flat Roof Smoke Ventilation Window (including Polycarbonate Dome) Size & Cover:CSP 120120 S10G - CSP flat roof window (120 x120 cm) + clear polycarbonate cover This makes Extreme 200 roofThe VELUX CSP Smoke Vent Window Package Includes: 1 x CSP 1073Q Base Unit (100 x 100cm or 120 x 120cm) 1 x ISD 0010A Polycarbonate Dome Cover (Clear or Opaque) Add Control systems, smoke sensors and break glass units: Description: VELUX flat roof windows for smoke ventilation keep escape and fire access routes free by leading smoke and heat up and out of a burning building. This means that buildings retain their fire resistant properties longer and