VELUX KFK 300 EU Break Glass Unit UPOV3YZPU566 The extension tunnel ZTR is

The extension tunnel ZTR is used for extension of rigid sun tunnels TWR

All colours and angles are made to order

Clay ball top finial available in half round or plain angle

Height above roof: 220mm

VELUX KFK 300 EU Break Glass Unit UPOV3YZPU566 The extension tunnel ZTR isDescription: VELUX KFK 300 EU break glass point for activating the smoke ventilation function. Easily activate smoke ventilation windows with the break glass point KFK 100. Simply break the glass and push the red button to open the windows. Place additional break glass points throughout your building for increased safety. Increase safety by adding additional break glass points that activate the smoke ventilation system when triggered Add additional