To tear off the shingles and replace with a new roof or to install a metal roofing system over the existing roof. The first step to installing a new metal roof is to remove the old lead boots that cover the plumbing vents.
The furring strips are 1×4 pine boards.
How to install metal roofing over shingles step by step. 3 install 1 4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1 4 purlins over the shingle roof. Secure them to the roof with wood screws at every 4 to 6 inches. We re going to answer that question in this blog so keep reading or give our legacy service team a call at 215 798 9790 if you re considering a metal roof replacement.
Step 5 install metal sheets. Step 4 install edging. Attach your roofing felt and any protective layer.
Also you can install your metal roof over old roofing shingles without you having to get rid of them. If you re considering getting a metal roof you may be wondering if you can install it over shingles. Install the slat board as described above.
Best of all they are simple to install over an existing asphalt shingle roof. Use this guide to installing a metal roof over your old shingle roof and get the most out of your new roof investment. Make sure roof is square.
Remove the old vents. However it will always be best if you remove the shingles. Step 3 install slat board.
Bend the metal edging to your needs if necessary and fasten it to the roof with nails at every 4 to 6 inches. The best time to install corrugated metal roofing is during dry or sunny weather. Doesn t provide the flattest surface for the metal roofing to be installed over each course of shingles is about a 1 8 higher than the course just below it.
Both options have their benefits and drawbacks. Find the best way possible to get to the roof with the tar paper. Golden tips for installing metal roofing over shingles with an aging asphalt shingle roof homeowners are usually left with two choices.
Starting at the bottom or at one end of the roof lay the felt across the entire length and then work your way to the top or center with over laying sheets and as you overlay use the nails to pin this down.