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The Southwire 961 is a one-pound duct seal compound designed for effective weatherproof sealing. This product is ideal for creating water and air-tight seals around junction boxes and flashings. It can be easily shaped to fit various applications and securely adheres to clean surfaces. It is UL approved and free from asbestos, ensuring a safe choice for all sealing needs.
The compound maintains flexibility and does not dry out over time, making it suitable for long-term use. It is non-toxic and can be used without concerns of damage to metals or plastics.
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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