Round ductwork is supported by varying configurations based on duct diameter up to thirty-six inches maximum. Smaller ducts up to ten inches in diameter utilize secure wire wrapped tightly around the duct. Medium ducts up to twenty-four inches in diameter employ a band and hanger strap secured with load-rated fasteners. Larger ducts up to thirty-six inches use a band matching the size of the hanger strap with load-rated fasteners.
10" DIA. MAX. 24" DIA. MAX. BAND OF SAME SIZE AS HANGER STRAP 36" DIA. MAX. LOAD RATED FASTENERS HANGER SECURE WIRE
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