List of featured suppliers of ROOF VALLEYS Troughs AGREMENT CERTIFICATE HOLDERS Gutters AGREMENT CERTIFICATE HOLDERS on Building Products Index
Roof valleys are areas where two sloping sides of a roof meet, creating a V-shaped depression. Troughs agreement certificate holders are individuals who have been authorized to install and maintain drainage troughs, which are channels installed along the edge of a roof to help direct water away from the building. Gutters agreement certificate holders are also authorized individuals who are responsible for the installation and maintenance of gutters, which are troughs attached to the edge of a roof to collect rainwater and direct it away from the building's foundation.
