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The SOUTHWARK METAL BL601230 is a 30-gauge steel pipe used in sheet metal duct fabrication and HVAC distribution systems. The 30-gauge construction offers a lighter wall thickness suited for low-pressure supply and return air applications where weight and ease of handling matter. Sheet metal workers and HVAC installers work with this type of pipe during new construction and retrofit projects. It is sold as a single unit, allowing contractors to order the exact quantity needed for a given job.
This pipe is appropriate for residential and light commercial HVAC duct systems. It fits into standard straight-run and branched duct configurations where 30-gauge material meets the design specification. Installers typically use it in supply trunk lines, branch runs, or secondary distribution sections where duct velocity and static pressure requirements align with lighter-gauge material.
Designed as an OEM-style replacement and new-installation component for residential and light commercial HVAC duct systems using standard round or oval pipe configurations.
Installation should be performed by a qualified sheet metal worker or licensed HVAC contractor in accordance with SMACNA duct construction standards and local mechanical codes. Shut down the air handling system before cutting into or connecting to an existing duct run. Use aviation snips, a pipe cutter, or a power notcher appropriate for 30-gauge material. Secure all connections with sheet metal screws and seal joints with UL 181-listed duct tape or mastic sealant as required by code.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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