MF Details:G1.7.1 Metal Flashings (Cap Flashings - Joint Ends)

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MF Details:G1.7.1 Metal Flashings (Cap Flashings - Joint Ends)

RoofStar Guarantee Standards are blue-linked
Metal Flashing Details

10.2.1.jpg

G1.7.1 - Standing Seam Metal Clip.jpg

G1.7.1 - Single S-Lock.jpg

END JOINTS in metal flashings are made using any one of the joints shown in this section, providing the following rules are complied with:

(1) Expansion: Allowances should be made for expansion and contraction. Soldered joints are not acceptable.

(2) Underlayment: Membrane under cap flashing. See, for example, SBS Roof Systems, 10.3 Application.

(3) Clips: Standing seams are fastened to wood blocking before applying the following length, using screws and clips.

(4) Fasteners: S-locks and Double S-locks are screwed through the single leaf before applying the following length. See SBS Roof Systems - 13. Perimeter Flashing: Metal.

(5) Metal Cap Flashing: Fastened with continuous concealed clips or cladding screws evenly spaced between seams. See SBS Roof Systems - 13. Perimeter Flashing: Metal.


Further detail on fastening of flashing is detailed in the SMACNA Manual referenced in the RoofStar Guarantee Standards sections of any of the Low Slope Membrane Roof Systems sections.

NOTE: Refer to RoofStar Guarantee Standards for additional requirements.



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