How To Lap Metal Roof Panels

Metal roofs are lightweight easy to install and much more fire resistant than asphalt shingles.

How to lap metal roof panels.

Modern galvanized steel or aluminum is resistant to rust and can easily last up to 100 years. No sales pitch or other fluff. Masterrib is a 36 wide 5. When you re repairing or installing a new metal roof it s important to know how to properly lap the roofing material.

Pick metal roofing for greater durability. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof line. Roofing panels come in many styles and dimensions with different overlap dimensions. Just simple 3d animated digital instructions on how to install union s masterrib metal roof panels.

For more complex roofs with many peaks and sections find he square footage of each roof section and add them all together to find the total square footage. Take care the first piece is aligned precisely perpendicular square to the edge. The installation of metal roofing involves placing large metal panels on the roof. Allow the caulk to dry completely.

Apply caulk to every screw head. Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm. Metal panels are much more durable than asphalt shingles so you won t need to repair or replace your roof as frequently. Add the metal panels.

Consider ordering a few extra panels to account for more cuts and waste. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. The panels overlap allowing water to flow from one panel to the next without being able to penetrate the area under the roofing panel. Apply a generous bead of waterproof roof caulk to both edges of every 6 inch wide horizontal end lap seam with a caulking gun.

Fortunately with a few safety precautions and some basic information metal roof installation is a very accessible project. Common metal roof sheet sizes. Set your store to see local availability add to cart. Metal sales 8 ft.

Place the first screw about 7 inches from the bottom and each. Install the roofing screws vertically along each rib in the panel. Classic rib steel roof panel in charcoal model 2313217 28 48 28 48. Doing so can prevent water damage to the underlying structure and will help with insulating the building.