TDS SIS-440 Teak Caulk

SIS-440 is a top-selling caulking product and a proven leader in the marine industry.

This one-part, neutral-cure paste requires no primer. When exposed to moisture in the air, it reacts to form a tough, flexible rubber that is non-corrosive to all substrates. Once cured, it provides excellent chemical and temperature resistance for long-lasting performance in marine environments.

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Coverage is approximately 1.2–1.5 tubes (600 ml ) per square meter.

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Benefits of SIS-440:

No primer required
Permanent adhesion
High UV and weather resistance
Minimal sagging and shrinkage
Available in black, white, and gray
Size: 592 ml sausage