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How your roof keeps you dry πŸ‘ #roofing #shingle #stepflashing #learn #building

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Video by BAS Renovations

BAS Renovations

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This DIY project provides a comprehensive overview of how a roof is constructed, layer by layer, on a simplified model. It explains the purpose and installation of key components such as deck sheathing, apron, fascia, ice and water shield, synthetic felt, drip edge, starter strip, shingles, step flashing, and gutters. The video also demonstrates proper nailing techniques for shingles, proper water runoff, and the importance of shingle adhesion to prevent damage.

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Roofdeck, apron, fascia. >> [snorts] >> Ice and water shield. This typically goes 3 ft past your conditioned space. Synthetic felt. This will go higher on the roof above the ice and water. This also gets cap nailed. Drip edge. Starter strip. Tar side up to adhere to the shingles. Don't nail too high, usually 2 to 3 in. Shingles. Overlap the drip edge or apron a half inch. Can nail between the wide lines or where the lines are tighter, it overlaps so you'll get better hold. Gutter. Shingles get installed with galvanized nails. They come in coils for guns like this or you can buy hand nails like this. As we work up the roof, we need to add step flashing. Step flashing gets installed as you install your shingles. Install your shingle on top of that. When you nail down your shingle, it'll also go through the flashing. This process continues as you go up the roof. Either your siding will sit over the top or another piece of flashing will go over top of that. When your starter strip gets nailed low here and this tar adheres to the shingles, it holds these together. What helps this from pulling up and off your roof. When you install your gutter, depending on the hanger, you hook it here and then this goes behind the apron. Even without a shingle here, the step flashing still acts as a way for the water to make it to the gutter. Proper shingle overlap allows this water to run down into the gutter and not back against your fascia. Shingle overlap allows water to hit the shingle underneath and the water still flows down to your gutter. The closer a nail is to your seam, the more likely you are to have water intrusion. So, this nail is wrong. You usually want your nails to be 4 to 6 in away. Thanks for watching. Plywood would have been better.

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