LMF Metal Cap Flashing (joints)

RoofStar Guarantee Standards are blue-linked

Metal Flashing Details

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.

---

Back to Metal Flashing Details

Back to Construction Details