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„ . � . � ' i Screwing panels will leave raw etal particles that can cause rust marks on panels and trim. Likewise, any articles left on the roof caused by the application of screws must be r moved. Care should be taken to remove all loose particles from roof surfac s after application. To cut panels lengthwise: Not carefully where the panel is to be cut, and, � using a straightedge, score dee ly down the length of the panel with a sharp-pointed utility knife. Fol ing the panel along the score mark, and bending back again if necess , should produce a clean break in the panel. Using sheet metal hand tools w uld be preferred, if you chosse not to purchase these specialized tools be sure at utility knife stays sharp. ORDERING ROOF PANEL AND'SCREWS , i Care should be taken when ord ring metal panels that correct length measurements are sta.ted to avo d hav'ing to take corrective measures after purchase. Panel lengths shoul fal12 to 3 inches short of the ridge when a �� vented ridge is desired and sho ld Extend 2 to 3 inches past eave to allow a sufficient drip edge (except co cerntng gutters). The METAL SYSTEMS, � INC. sales personnel are read to assist customers with information specific � �� to their articular metal roofin needs: P , � � ' Specially-washered screws app ied through the flat of the metal is the recommended method used to tta.ch metal roofing panels. 1-inch screws can be used if penetration of only 3 inch is either necessary or desired; otherwise #lOgl-1/2 inch screws are rec mmended for metal to wood application. ' 2-1/2 inch screws are also avai able, and are often applied by installers who �� hold to through-the-rib faste ' g, andifor ridge cap application. ; I ORDERING AND APPL TRIlVI � , I ' Common flashing for metal ro fing isl the ridge cap, which is applied at the ' peak of a roof where two oppo ing roof slopes join. Other flashing include � transition flashing, end wall, ide wall flashing, and valleys. Eave flashing include gable flashing and ea drip; which are commonly applied above fascia trim. For a roof pitch e ceeding 5/12 (a 5 inch rise in 12 inches), the � slope of the roof should be spe ified upon ordering ridge caps, end walls, and eave drip, Verify local code re uirements. Both slopes should be specified when ordering transition flas ' g if a steeper roof slope meets a lesser slope. At the gable edge, the use of g ble tr'un adds to the appearance of the structure '� and protects the fly-rafter, and side wall flashing is used where the side of a panel butts up against an adjac nt wa11. In both instances, the � installer/contractor should be c reful to seal between the gable rake or side , wall and panel with butyl �