Gene Summy is a contractor and building inspector in Laguna Niguel, Calif. His company, TLS Laboratories, specializes in solving exterior water management problems.
Lessons in how to avoid costly mistakes when waterproofing complex window openings
Gene Summy provides tips on a proper AMAA “A-1” method flashing installation
Different sides of the country use different flashing methods.
Assume that 3-coat stucco leaks, and detail the building envelope with careful flashing and a double-layer water-resistive barrier
Sealant is the key to a leak-free installation.