Installing Metal Roofing On Osb

Provide a 1 8 inch gap.

Installing metal roofing on osb.

Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps. Metal roofing is also available in the form of shingles. Then cover the entire roof with a layer of insulation and secure it with a staple gun. The minimum osb panel size is 24 inches in any direction and each sheet end must rest on a rafter.

Moreover try to ensure that the screws are all aligned evenly. Before you install metal roofing repair any damage to the wood under the shingles. Install osb panels on aligned roof trusses ensure roof trusses are in proper alignment with no curves or uneven sections when installing osb to sheathe roofs. That s common for metal roofing.

Metal roofing roofing answers roofing installation roofing materials oriented strand board commonly referred to as osb is a type of engineered lumber similar to particle board formed by adding adhesives and then compressing layers of wood strands. And for any exposed fasteners try to avoid over tightening them. Next use 1 inch nails to secure some metal edging to the perimeter of the roof. For many applications a layer of plywood underneath your metal roofing is an unnecessary expense.

Lay sheets in rows with the long edge horizontal to the roof bottom. Install osb textured side up. Try to space the screws about 12 inches apart down the entire piece of metal. Curved or uneven roof trusses will cause osb roof sheathing to warp or buckle under roof coverings.

A potentially easier option is to use purlins on top of the rafters rather than framing between the rafters. Metal roofing screws need to go into framing. April 3 2017 filed under. I guess at 14x16 you won t be towing this one but the wind still blows and osb does not have adequate holding power to resist the wind trying to rip the metal roof sheeting off.

Metal roofing panels rated for architectural use attached to purlins horizontal pieces of wood or metal fastened to roofing trusses are structurally sound when installed according to your roofing manufacturer s instructions and local building codes.