6.1.1.    Structural bolts shall meet the requirements of the latest issue of ASTM standards:    

• A-325 for Primary Framing
• A-307 For Secondary Framing

6.1.2 Panel fasteners: See specification section 3.1.10. Heads shall be long life coating or color coated to match sidewall or roof panel. Aluminum coated fasteners supplied with galvalume panels. Lifetime Guaranteed Fasteners (optional) also available upon request.

6.2    SEALANTS

6.2.1    Sealant for sidelaps, endlaps and flashing shall be a nominal 3/8" wide by 1/8" thick, gray Polysobutylene (butyl) Polymers pressure sensitive tape.  The material shall be non-asphaltic, non-shrinking, non-drying, and non-toxic, at temperatures from 10 degrees to 140 degrees F.  Sealant shall adhere to metals, plastics and painted surfaces. The material shall have a flash point of at least 300 degrees F, and shall not flow at 275 degrees F

6.2.2    Solid or closed cell, pre-formed polyethylene foam closures, with self-adhesive backing on one side, matching the profile of the roof and wall panel, shall be included at the base, gable and eave, to help assure seal for weather protection or resistance and provide air infiltration stop.

6.3    FLASHING, CLOSURE AND TRIM
6.3.1    Flashing and/or trim shall be furnished at the rake, corners base and eaves; also at framed openings and wherever necessary to provide weather protection and a finished appearance.  Flashing on framed openings shall conceal all exposed red iron or be of "J" trim type.
 

6.3.2   A preformed ridge panel matching the slope and profile of adjoining roof panels shall be provided along the building ridge for all roof slopes up to 4:12. Over 4:12 pitch, a special ridge cap shall be provided.

6.3.3  Wall panels will be seated in a notch in the concrete with base trim and inside closure to close off lower end panels and for weather seal.

 6.3.4  Optional eave gutter shall be fabricated from galvalume steel, with all available trim colors, (specify color) baked on paint and supported by a gutter hanging bracket spaced at 36" on center.  The gutter shall be 4" or 6" box type.  Downspouts shall spaced as required for the building size and expected rainfall in area.

6.3.5    Valley gutter, if required for multiple span building, regular parapet or mansard condition shall be 24 gauge minimum. Downspouts, outlets and elbows to be furnished by others.