Certificate 04/4159 DuPont de Nemours (Luxembourg) s.ar.l. Dupont DB2130 breather underlay in energy-efficient non-ventilated pitched roof systems

Publication Year

2004

Document Status

Withdrawn

Abstract

Relates to Dupont DB2130 breather underlay in energy-efficient non-ventilated pitched roof systems, as roof tile underlays in tiled or slated pitched roofs. The product prevents the ingress of wind-blown rain or snow, is resistant to tearing during installation and is flexible at low ambient temperatures. It is permeable to water vapour, but will not allow liquid water to pass through. Includes detail sheets: (2) Breather underlay in non-ventilated cold pitched roof systems and (3) Breather underlay in non-ventilated warm pitched roof systems.

Document History

Withdrawn.

Publisher Information