Pro Rib Steel Roofing Purlin Spacing

Pdf 2 mb premium pro snap snow bar clip installation.

Pro rib steel roofing purlin spacing. Pdf 779 kb ul 560 pro rib roof construction. Install panels on solid decking install plywood deck. Figure 7 screws should be placed on both sides of the ribs at both eave and ridge. Install emseal closure 3 inches back from metal.

Purlin spacing is dependent on profile of the metal and gauge plus snow and wind load plus what the rafters are designed to carry. Pdf 929 kb pro rib fencing install. Premium pro rib steel panel substrate shall be. 2 1 3 4 5 figure 5 p install metal directly to wood metal frame use maximum 2 purlin spacing install metal do not use this option for heated spaces install metal on solid deck.

For 2 x 4 purlins use 9 x 1 woodfast screws fastener spacing panel screws per lineal foot of roofing 12 4 5 18 3 0 24 2 5. Pdf 31 kb ul 529 pro snap roof construction. At bottom of opening slit panels or. Roof sheathing consists of premium pro rib steel panels attached to the top edge of roof purlins in accordance with manufacturer s specifications or as shown on design drawings.

Pdf 2 mb chimney flashing instructions. Crown of the rib to secure the side lap. Purlins are non pressure treated 1 x 4 x 12 lumber that is installed on to the roof in a specific layout pattern and screw pattern. Pdf 27 kb menu.

403 279 2766 skylight chimney cut opening in roof panel. Install panels direct ly to wooden framing. For panel lap details see figure 5 on page 4. This option not recom mended for roofing a heated space with no insulation or vapor barrier.

Rib of roof panel with screws on every rib along both sides of rib. Use 5 purlin spacing maximum install panels note. Galvanized steel which is created by using a soft layer of zinc to protect the inner layers is the most common type of steel roofing. Fastener spacing may not exceed 1 1 2 38mm.

Keep metal roofing back 3 inches. 5 rib metal roofing system ordering installation guide. Without a set of blueprints with a pe s seal you have no option but to follow the inspectors gig. Maximum purlin spacing for roof 5 on center option 1.

Do all roofing projects require purlins. The purpose of the purlins is to provide a solid foundation for the metal roofing panels and trim to be screwed to. Nominal thickness of 0180 g 100 galvanized coating plus zinc phosphate per astm 653. Steel roofing can be costly but it is a lifetime investment.

Pdf 780 kb premium pro steel gutter systems installation. Purlin spacing must be uniform and carefully measured. We do recommend it however. Fyi we run purlins on 3 5 feet on center depending on size of purlin.