Proper Metal Roof Installation

Use your neoprene washer head screws to secure the metal to the sheathing.

Proper metal roof installation.

Florida building code allows a minimum pitch of 2 12 for grand rib 3 panels as long as lap screws and sealant are applied to the laps to prevent water from siphoning over the ribs see fig. You ll want to order metal panels that are an appropriate color and look to complement your. When you re installing a metal roofing panel the first thing that you want to do is make sure you re starting square. Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.

You home should only have one roof at a time. 1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof. When you decide to install corrugated metal roofing you just need to make sure that you have the right materials. If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.

Remove the old roof. Moreover a corrugated metal roof is highly durable and will last for decades. Measure the roof area. This style of metal roofing panels requires a certain degree of pitch to ensure proper water drainage.

In a standing seam roof long single panels run vertically all the way from the eave to the ridge. An old shingle roof may have water damage and rot that won t go away if it s covered up. Don t let a contractor tell you that it s ok to install your new metal roof over existing asphalt shingles. This means that your vertical lines are all running square to your eave.

You will need to order enough metal material to cover the entire roof and this process. Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. A proper installation starts on plywood with a proper waterproof underlayment.

Most metal shingles will be attached to the roof using metal shingle. Space the screws about 12 in 30 cm apart. For exposed fasteners avoid over tightening the fastener.