Metal Sales Vertical Seam Manual - Manual (Page 9)

Construction No. 303
January 30, 2002
Uplift - Class 90
Fire Not Investigated
1. Metal Roof Deck Panels* No. 24 MSG min thickness coated steel. Panel width 18 in. max., 10 in. min. ribs height
1-3/4 in. at female side. Panels continuous over three or more clips with no end laps. A bead of sealant may be used
at panel side joints.
METAL SALES MANUFACTURING CORPORATION - “Vertical Seam”
2. Roof Deck Fasteners* (Panel Clips) One piece assembly, No. 24 MSG min thickness, 3-1/2 in. wide, 1-15/16 in.
high. Clip spacing to be 48 in. OC. Clips to interface with Item 2A (bearing plate).
METAL SALES MANUFACTURING CORPORATION - “Vertical Seam Clip”
2A. Roof Deck Fasteners* (Bearing Plate) One piece assembly, No. 24 MSG min thickness steel, 4-1/2 in. wide, 6
in. long.
2D. Bearing Plate (Not Shown) - To be used with “Vertical Seam Clip” only (Item 2) - Flat plate, 4-1/2 in. wide, 6 in.
long fabricated from No. 24 MSG coated steel. Two 1/4 in. diameter guide holes located to accommodate panel clip
screw fasteners. (33,000 psi min yield strength).
3. Panel Fasteners - (Screws) Fasteners used to attach panel clips and bearing plates (Items 2 & 2A) through rigid
insulation and optional OSB and/or gypsum board and into light gauge steel deck (Item No. 5) to be No. 14 truss
head type with No. 3 Phillips drive, self-drilling steel screws. Two screws per clip to be used, inserted through 1/4 in.
diam guide holes. Fasteners to penetrate liner panel 3/4 in. min.
4. Foamed Plastic - (Rigid Insulation) Min thickness 1 in., max thickness 4-1/2 in. Density to be a min of 2 pcf.
4A. Oriented Strand Board (OSB) (Optional) - (Not Shown) - Located over foamed plastic (Item 4). Max thickness
7/16 in. Note: Bearing plates not required when OSB is used.
4B. Gypsum Board (Optional) - Max thickness 5/8 in. Located over liner panel (Item 5).
5. Liner Panel Min thickness No. 22 MSG. Coated steel (33000 psi) min yield strength min depth 1-1/2 in., max pitch
6 in. fabricated to various profiles.
6. Underlayment (Not shown) - One ply of 30 lb roofing felt or one layer of bituminous resin type water proofing
membrane.
Refer to General information, Roof Deck Constructions (Roofing Materials and Systems Directory) for items not
evaluated.
*Bearing the UL Classification Mark
Underwriters Laboratories Inc. ®
UL
®
LISTED
PVS-9
VERTICAL SEAM
© Metal Sales Manufacturing Corporation/ Subject to change without notice/ Effective Date 9/11
800.406.7387 (Corporate Office) • www.metalsales.us.com
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