Cwi guarantees to complete your projects with precision and profesionnalism. Our qualified labour and our experience of over 48 years in the roofing industry are reflected in every project that we take on. Our guarantee can spread over a period of 15 years in collaboration with manufacturers warranties.

Master roofers' association of quebec warranty. (mraq)

In order to be part of the mraq, we have to respect specific installation procedures and deliver quality services. The association offers warranties on the labour and materials of a project for a period of up to 25 years.