Pro Tips For Installing Asphalt Roofing Shingles

Published Oct 20, 20
5 min read

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When the shingles are being applied, lay them over the valley flashing, trim completions to the chalk line and nail the shingles a minimum of 50 mm (2) back from the chalk line. Cut a 50 mm (2) triangle off the top corner to direct water into the valley and embed the valley end of each shingle into a 75 mm (3) band of asphalt plastic cement.

Install metal flashings where shingles meet walls or chimneys, too. Ice and water protector membranes work well to flash and assist safeguard around skylights, dormers, turbines and other difficult roofing areas. Apply flashing products in performance with the shingle installation treatment, with both the flashing and the shingles organized to collaborate to secure around the joint areas - replacing shingles.

When applying the new shingles, each shingle course will be covered by an action flashing. Metal Action Flashing Pieces There are 2 easy guidelines to follow: Each flashing need to overlap the one listed below by at least 75 mm (3 ), however not be noticeable below the shingle leading lap. Anchor each step flashing in a 75 mm (3) broad application of asphaltic plastic cement, and nail in location.

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The metal action flashing pieces are rectangular in shape and style, around 250 mm (10) long and a minimum of 50 mm (2) wider than the face of the shingle being used. For example, when using metal flashing with shingles with a common 143 mm (5 5/8) direct exposure (such as traditional 3-tab shingles), the size of the flashing will be 250 mm x 200 mm (10 x 8).

Keep in mind: Other action flashing sizes are also appropriate. For IKO's Cambridge shingle, with its bigger 5 7/8 direct exposure, a 10 x 8 flashing piece is still suitable, considering that the 8 dimension is still a minimum of 2 larger than the shingle's exposure measurement. However, when flashing Crowne Slate, with its much bigger 10 exposure, the flashing piece would require to be 10 x 12.

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Put it so the tab of the end shingle covers it completely. Protect the horizontal flange to the roof deck utilizing two nails. Do not secure the flashing piece to the vertical wall. This will allow the flashing piece to move independently of any differential expansion and contraction that may occur in between the roofing system deck and the wall.

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Make sure that the tab of the shingle in the second course will cover it entirely. Protect the horizontal flange to the roofing system. The 2nd and prospering courses will follow with the end shingles flashed as in preceding courses. When everything that goes below the shingles has been appropriately prepared and set up, it's lastly time to discover how to shingle a roof.

Initially before you lay the field shingles (" field" referring to the large expanse of roofing within the borders of eaves, ridge and rakes) it is essential to install a preparatory course of starter shingles which are specifically produced for that purpose. However, even if you fashion your own on-site by cutting standard shingles to size, both serve important functions at the roofing's eave.

Expert specialists typically recommend and utilize starter strips along rake edges in order to yield a straight edge from which all the field courses can begin. Additionally, these starter strips boost the roof system's wind-resistance at the rake. It's vital to follow the producer's instructions for the specific roof shingle because not all shingles have the same exposure (the part of the shingle that shows up when set up), offset (the lateral range between joints in succeeding courses often called 'stagger' or 'edge-to-edge spacing') and/or nail positioning.

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You need to position nails in the appropriate place and drive them flush with, however not cutting into, the shingle. Nailing the shingles correctly is critical to the roof system's wind-resistance. Correct nail positioning is likewise a requirement for the shingles' minimal guarantee coverage. If you've picked closed valleys, they are completed as shingle courses technique and run through the valley. installing shingles.

As shingles are set up on the adjoining roofing location, completion of each course of shingles is trimmed (cut) 2 back of the valley centerline. You have actually nailed in the last field shingle and you can see the surface line from here. Well done! In this case, the finish line is the hip and ridge capping. installing shingles.

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Instead, specific ridge cap shingles are used to straddle the ridge and shed thin down either slope. There are various ridge cap shingles offered on the marketplace however, when again, the treatment for installing them is based on the exact same fundamental principle of overlapping. For hips, begin at the bottom and work upslope.



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