About This

• Direct the beauty of flowing water exactly where you want it! Half Off Pond's black expanding foam helps seal gaps between waterfall rocks and streambeds, ensuring water flows over—not under—your landscape features. Ideal for dramatic visuals in koi ponds and pondless waterfalls.
• Designed to support heavy rocks and stones, this waterproof foam sealant provides reliable adhesion and structural reinforcement. Perfect for use in pond foam applications, waterfall foam sealant work, and rock glue setups outdoors.
• Whether you're a seasoned pro or weekend warrior, this spray foam gap filler is easy to apply with the attached straw nozzle. Preferred by contractors for large pond and commercial installations, and simple enough for home use.
• Formulated with high-performance black polyurethane spray foam, it resists UV damage and remains flexible once cured. Expanding foam sealant stays strong in wet environments, making it ideal for landscape foam and outdoor water features.
• Each can dispenses easily with a built-in straw, giving you precision control on the job. Whether you’re using it as pond foam sealant or gap filler for waterfall foam applications, it’s the go-to solution for fast, effective results.

Overview

• Material : Straw Foam
• Brand : HALF OFF PONDS
• Style : 1-Pack
• Item Weight : 1 Pounds
• Item dimensions L x W x H : 8 x 3 x 3 inches