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d. Front edge of collector head shall be 1"below scupper. <br /> J. Metal Edge(Thermoplastic) <br /> 1. Fabricate metal edge as shown in detail drawings in 10' lengths. Refer to <br /> SMACNA Architectural Sheet Metal Manual Figure 2-1 except for continuous <br /> cleat dimensions which shall be as shown in Contract Drawings. <br /> a. Fabricate without vertical gravel stop at drainage edges and%inch vertical <br /> gravel stop at non-drainage edges. <br /> 2. Terminate membrane at roof edge and hot-air weld flashing membrane strip to <br /> extend down the outside vertical face over the wall. <br /> 3. Provide sealant tape at base of flashing membrane on outside of wall to prevent <br /> moisture infiltration. <br /> 4. Install a continuous cleat over fascia cover as indicated in detail drawings fastened <br /> to substrate 6"on center. Locate fasteners no greater than 2"from the bottom hem. <br /> 5. Lock metal edge onto continuous cleat and secure flange of metal edge to wood <br /> blocking 3"on center staggered and not within %2"from inside edge and 3/<"from <br /> outside edge. <br /> 6. Strip flange of metal edge with hot-air welded stripping membrane as specified in <br /> the Contract Drawings. <br /> 7. Hand tong all of metal edge onto continuous cleat. <br /> 8. Metal Edge Joints: <br /> a. Leave a 1/4" opening between metal edge sections. Install two roofing <br /> nails in the end of the flange,and one roofing nail in the end of the vertical <br /> face of each metal edge section. <br /> b. Center aluminum tape over entire joint opening(flange and face). <br /> c. Hot-air weld 4"wide strip of stripping membrane over entire joint. <br /> d. Strip in flange of metal edge as described above. <br /> e. Center 6"wide cover plate over joint locking onto notched drip edges of <br /> metal edge sections.Refer to SMACNA Architectural Sheet Metal Manual <br /> Figure 2-5A,and Figure 2-5,Detail 1. <br /> f. Strip flange of cover plate with hot-air welded flashing membrane. <br /> Flashing membrane shall extend 2"beyond the cover plate flange on 3 <br /> interior sides. <br /> K. Gutters <br /> 1. Fabricate to profile shown in Contract Drawings. Refer to SMACNA <br /> Architectural Sheet Metal Manual Figure 1.2 Style D. <br /> 2. Gutters shall be continuous, roll formed from coil stock on site or formed in 10' <br /> lengths. <br /> a. Joints in gutters must be lapped a minimum of 1 inch, riveted 1 inch on <br /> center. Install sealant tape between gutter sections and sealant at exposed <br /> inside edge and on rivets. Lap joints in the direction of water flow. <br /> 3. Terminate membrane at roof edge and hot-air weld flashing membrane strip to <br /> extend down the outside vertical face of wall. <br /> 4. Provide butt type expansion joints in gutters at spacing appropriate for the type <br /> material used to fabricate gutters. Refer to SMACNA Architectural Sheet Metal <br /> Manual Figure 1-7. Maximum length of gutters shall be 50'. <br /> Sebastian Corners Roof Replacement 07 62 00-8 Sheet Metal Flashing and Trim <br />