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The SOUTHWARK METAL MFG CO 40S26 is a 40 series damper. It features a size of six inches and is made of steel. This in-line damper is designed for various HVAC applications where airflow control is necessary.
This product provides reliable airflow regulation in HVAC systems. It is suitable for residential and commercial applications.
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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