Aperture was formed as a direct response to the new building regulations covering air permeability and thermal bridging and ensures that the roof area is sealed to a standard that will assist the specifier in achieving Part L2. The company operates across all sectors providing its specialist service to roofing contractors, main contractors and directly to end clients. Typical problem areas our Aperture weathering system can resolve include water ingress, mastic reliant details, air leakage, leaking metal end laps, gutter joints and unsightly flashings on areas surrounding ducts, gutters, access hatches, pipes and junctions.