Windows Deck and Door

Windows What is the primary purpose of flashing around windows? Answer: To prevent water from entering the wall cavity. Describe the correct order of installation for window flashing. Answer: Sill flashing, jamb flashing, head flashing. What materials are commonly used for window flashing? Answer: Aluminum, copper, and rubberized asphalt. How should flashing be integrated with the existing water-resistive barrier around windows? Answer: By properly overlapping the flashing with the barrier. What is the minimum overlap required between successive pieces of flashing material around windows? Answer: 2 inches. Explain how to correctly flash a window sill. Answer: Install flashing under the sill pan and over the weather-resistive barrier. What are the signs of improper window flashing installation? Answer: Water stains or leaks around the window. How does the type of window (e.g., casement, sliding, fixed) affect the flashing process? Answer: Different window types may require specific flashing details. Decks Why is flashing important for decks attached to a home? Answer: To prevent water from penetrating the structure where the deck attaches to the building. Describe the process of installing ledger board flashing. Answer: Install flashing behind and over the ledger board. What are common materials used for deck flashing, and which do you recommend? Answer: Galvanized steel, copper, and aluminum. How should flashing be applied to protect the joist tops? Answer: Apply self-adhering flashing tape over the tops of all joists. Explain the role of flashing in extending the lifespan of a deck. Answer: Flashing prevents water accumulation that can cause rot and deterioration. Identify two common mistakes made when flashing decks. Answer: Inadequate overlapping of flashing materials. Doors What steps are involved in properly flashing an exterior door? Answer: Flash the sill, then the sides, and finally the top of the door frame. Discuss the materials suitable for flashing around doors. Answer: Metal, rubberized asphalt, and butyl tape. How should door flashing be layered with the home's weather-resistive barrier? Answer: The flashing should overlap the barrier from top to bottom. Describe the proper technique for sealing the threshold area. Answer: Apply sealant under the threshold and use pan flashing. What could be the potential impact of incorrect door flashing on the building structure? Answer: Water damage and structural deterioration. How can one ensure that door flashing is both functional and aesthetically pleasing? Answer: Neatly apply and conceal flashing where possible.