Waterproofing Components and Details

Roof Drainage Systems, Expansion Joints and Building Movement, Flashings and Counterflashings , Skylights and Roof Windows, and Roof Vents
(Chapters included: 43, 44, 45, 46 and 47)

Need a waterproof roof? There are many components and details that go through a roof, creating potential weather and rain leaks. Pipes and skylights all have special flashing installations to ensure zero leakage for the lifetime of the roof.