Pacific Exteriors is also an expert for Portland construction defect repair, and water intrusion repair here in the greater Portland metro and Vancouver surrounding areas. Pacific Exteriors is trusted to repair or replace poor workmanship from builders and other roofing companies, and we quite often find improper roofing ventilation and lack of integrated flashing entailment being a huge portion and common aspect of defective roofing issues. Pacific Exteriors Portland roofing process and installation techniques of each individual roofing project will vary greatly depending on the required depiction of work and product selection.