SMACNA Standard 1884-2021 Fibrous glass duct construction standards
Publication Year
2021
Document Status
Current
Abstract
Revisions to tie rod reinforcements, channel system reinforcement, partial wrap-around reinforcement, and fasteners associated with boards, and provisions for fittings and closures.
Publisher Information
Sheet Metal and Air Conditioning Contractors’ National Association
The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) is an international trade association representing the United States, Canada, Australia, and Brazil, publishing technical standards and manuals, promoting the sheet metal and air conditioning industry.
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