How Do You Apply Metal Roofing

Place the first screw.

How do you apply metal roofing.

Remove the old roof. 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. Space the screws about 12 in 30 cm apart. The rubber washer is just a bit smaller than the metal cap.

You ll want to order metal panels that are an appropriate color and look to complement your. Install the roofing screws vertically along each rib in the panel. As a first line of defense against water damage it is important that the metal roof overlap be implemented correctly. Be sure the larger edge is laid so that the small edge of the next panel will overlap it.

You want to tighten the washer so that it spreads to the edge of the metal cap and not past the metal cap. Use your neoprene washer head screws to secure the metal to the sheathing. Allow for a minimum of 18 inches 46 cm if you need to lap to complete the run. You will need to order enough metal material to cover the entire roof and this process.

Measure the roof area. Step 1 cut the panels to the desired length. Paint or prime cut edges to prevent rust. The screws that you will be using will have a rubber washer with a metal cap.

Wear hearing and eye protection. In a standing seam roof long single panels run vertically all the way from the eave to the ridge. The installation of metal roofing involves placing large metal panels on the roof. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are.

Some panels have pre drilled holes. Install metal flashing along the edge of the roof using a hammer and 1 2 inch roofing nails. For exposed fasteners avoid over tightening the fastener. If yours do not.

Most panels come up to 32 feet 9 8 m in length. The panels overlap allowing water to flow from one panel to the next without being able to penetrate the area under the roofing panel. 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. Circular saw 2 x research source slower than angle grinder but follow same step 2 pre drill holes on the ridges.

Install gutters in valleys as needed. Use metal snips to cut flashing material.