Slats Under Metal Roof

You also could install a corrugated through fastened metal roofing product and probably not have issues.

Slats under metal roof.

When installing a metal roof over an existing roof before installing the. I m sold on a metal roof. 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. Use a tool belt that has a hammer loop to hold nails a measuring tape chalk line and a hammer when installing the wood.

For many applications a layer of plywood underneath your metal roofing is an unnecessary expense. Experienced do it yourselfers can use a nail gun with 8d nail clips instead of a hammer and nails. Allowable gap between firring strips relates to the ability of the roofing material to resist buckling or crumpling under snow wind or walking loads. When putting on a metal roof how far apart do you space the furring strips.

Follow this question. Regardless 1x4 decking slats aren t acceptable. Thus you have a 1 1 2 clearance from the deck the the underside of the metal roofing which would be screwed into the the vertical slats. Get the hex head roofing screws with washers and silicone sealer made onto them they will hold a lot longer then nails.

Underlayment must also act as a secondary weather barrier in case the roof fails. The spacing of the vertical slats would not necessarily have to be over the rafters if the decking is good but instead would be spaced according to the width of the panels. 2x4 s on flat 24 oc is what scott s pdf said as a minimum even if overlay on existing decking and old roof covering. Yes it will be slats or no slats 5 13 2016 within the installation discussion of the residential metal roofing forum.

However the screw placement diagrams commonly are. Do you have the same question. Traditionally metal roofs have used standard 30 pound felt paper underlayment. I prefer to use screws for metal roofing.

If you have a good solid roof other than some shingles it would be ok to put down slats if you nail or screw them to the rafters screwing or nailing into plywood will not hold over time.