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The SOUTHWARK METAL SL24-24GA_9IN is a round galvanized sheet metal pipe section used in low-pressure HVAC duct distribution systems. Fabricated from hot-dipped galvanized steel at 24 gauge, this pipe delivers durable, corrosion-resistant performance in residential and light commercial forced-air applications. Measuring 9 inches in diameter and 24 inches in length, it is sized for main or branch trunk runs where round duct is specified. HVAC installers, sheet metal contractors, and mechanical tradespeople use this pipe when assembling or extending supply and return air duct systems built to SMACNA and ACCA standards.
This pipe section is suited for residential and light commercial HVAC ductwork installations. It fits into round duct systems where consistent gauge and dimensional tolerances are required for proper fitting connections and balanced airflow. The 9-inch diameter is a common size for branch and trunk runs in forced-air heating and cooling systems. It is typically joined with slip connectors, drive cleats, or sheet metal screws and sealed with duct mastic or foil tape per applicable mechanical codes.
Designed as an OEM-style round duct pipe section compatible with standard 9-inch round duct fittings, connectors, and accessories used in residential and light commercial forced-air HVAC systems built to SMACNA and ACCA standards.
Installation should be performed by a licensed sheet metal contractor or HVAC mechanic in accordance with SMACNA duct construction standards and local mechanical codes. Shut down the air handling system and de-energize associated equipment before cutting into or modifying existing ductwork. Secure joints with sheet metal screws and seal all connections with duct mastic or listed foil tape to prevent air leakage. Support spacing and hanging methods should follow SMACNA guidelines for round duct of this diameter and gauge.
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