Provides a weatherproof junction where there are changes in direction or material in a roof structure.
GRP valley trough with mortar bonding strip as a key for bedding the roof tiles in mortar where necessary
Recycled content 12% to 16%
BBA Certification, no 87/1915
As part of a complete roof, the troughs will resist the passage of moisture into the interior of the building
The trough has adequate strength to resist the normal loads and impacts associated with the installation of the roof
Under normal service conditions the troughs will have a service life of at least 20 years
Minimal maintenance is necessary and the smooth finish will inhibit the build up of foreign matter