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Exposed Fasteners at Roof Penetrations
Every roof plane is interrupted by something: a plumbing vent stack, a bathroom exhaust cap, a furnace flue, sometimes a satellite mount or solar conduit bracket. Each penetration has to be sealed against water intrusion, and the industry has settled on two broad...Browse the full Resources Index
Ice and Water Barrier: Where It Goes and Why
Ice and water barrier is a self-adhered membrane, typically composed of a rubberized asphalt or synthetic polymer layer bonded to a plastic or granular top surface, installed directly onto the roof deck at locations most vulnerable to ice damming and wind-driven water...Browse the full Resources Index
Underlayment Overlaps at Ridges and Hips
Underlayment, the layer of felt or synthetic material installed on the roof deck before shingles go down, does most of its work unseen, but the way it is lapped at ridges and hips has a direct bearing on how well a roof resists wind-driven rain and ice damming over...Browse the full Resources Index
Box Vents and Turtle Vents in Hail Claims
Static roof vents, commonly called box vents or turtle vents because of their low, rounded profile, are one of the most frequently referenced components in hail damage inspections, and for a practical reason: they are made of relatively soft, exposed plastic or thin...Browse the full Resources Index
