flashing roof leak
How Can I Tell If Roof Flashing Is Causing a Leak?
Roof flashing is a strong suspect when a leak appears near a place where the roof changes direction, meets a wall, or surrounds a penetration such as a chimney, skylight, plumbing vent, or rooftop HVAC curb. Visible separation, an open lap, cracked or hardened sealant, corrosion, a deteriorated pipe boot, loose metal, or membrane pulling…
Read MoreWhy Is My Flat Roof Leaking Around an HVAC Unit?
A flat roof leak that appears around a rooftop HVAC unit can come from the roof, the equipment, or the transition where the two meet. Common roof-side sources include deteriorated HVAC curb flashing, open membrane seams or corners, nearby penetrations, punctures, and water that ponds around the unit. Equipment-side sources can include condensate drainage or…
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