Great Stuff™ Pond & Stone

Great Stuff™ Pond & Stone Filler, Sealer and Adhesive is a ready-to-use, closed-cell polyurethane foam that bonds to porous and nonporous rocks or stones without the use of mortar. Specifically designed to blend in and withstand moist conditions, Great Stuff™ Pond & Stone can be used on a variety of projects such as retaining walls, water features and landscaping.

• Black-colored foam blends in with stones and shadows
• Bonds without mortar
• Helps direct water over, not under, rocks
• Creates a water-shedding bond
• Safe for ornamental fish and plants
• Lasts for years in wet conditions
• All-direction dispensing
• Can be applied to damp and dry surfaces
• Cures in 8 hours¹
• Is UL Classified

¹ 70 ± 5°F and 50 ± 5 % RH, 1-inch bead diameter, 6-inch length. The cure rate is dependent on temperature, humidity, and size of the foam bead.