Rectangular Joints and Seams Sample Clauses

Rectangular Joints and Seams. 1. The Trade Contractor may at his option incorporate proprietary transverse duct connections on all ductwork 36 inches wide and larger. Certified test results for the proprietary transverse duct connections must conform to the entire sheet and joint deflection criteria included in Section VII of the 1985 SMACNA Manual, First Edition. a. Subject to the above criteria, proprietary transverse joints shall be as manufactured by Ductmate Industries, Mezlock, Nexus or WDCI. b. Shop drawing submittals shall include certified test results, material safety data sheets and applicable spec sheets. 2. Longitudinal seams shall be fabricated in accordance with SMACNA.