Papers & Guidelines
SMACNA Technical Papers and Guidelines review processes, specifications and requirements in various documents and standards, providing reviews, recommendations, clarifications and some useful tips for contractors.
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EPA Signs SNAP Rule 23
On April 23, the U.S. Environmental Protection Agency (EPA) signed the Significant New Alternatives Policy (SNAP) Rule 23 - New listings for refrigeration and air conditioning; revised listing for fire suppression.
TRB-02-21-EPA-Signs-SNAP-Rule-23.pdf
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