Installing Metal Roof Over Rafters

Install drip edge drip edge or edge metal is a piece of metal that extends approximately 0 75 inch beyond the roof s edge to channel runoff into your gutters.

Installing metal roof over rafters.

Use your neoprene washer head screws to secure the metal to the sheathing. When using plywood nail it directly to the purlins and screw the metal roofing panels through the plywood into the purlins as instructed by the manufacturer. This point is critical as subsequent trusses will be attached via lateral and diagonal bracing members to the first truss says dunbar. Install the roofing screws vertically along each rib in the panel.

To install it slide the flat wide. Place them directly onto purlins that are attached to the roof trusses beginning on the outside edge. Place the first screw. These will stop the entry of rain wind and pests.

Brace the ladder securely. Space the screws about 12 in 30 cm apart. If the roof is a hip style the 1 hip girder would be the starting point. My rafters are in place and now i m getting ready to purchase and install my flashing and sheathing.

I m in the process of installing a metal roof over an outside deck. Close or seal off the ends with a wood or plastic strip under the panel at each end. In some cases however the exact spacing of the rafters doesn t matter if the roof has other means of supporting the metal panels. In this installation the vapor barrier is installed on the side of the insulation nearest the interior of the building.

For exposed fasteners avoid over tightening the fastener. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. If you have an assistant have him hold it while you climb to the roof. I was planning on putting plywood over the rafters and cross the rafters with a 2 x4 every 16 to secure the metal roof to.

It is important to. 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. An initial metal truss roof installation step is deciding which end or location of the building to start with. My rafters are in place and now i m getting ready to purchase and install my flashing and sheathing.

I m in the process of installing a metal roof over an outside deck. How to install a metal roof over open rafters step 1. Put on your safety equipment including gloves safety goggles and the roofer s harness.