Simplify cleanup of uncured GREAT STUFF and GREAT STUFF PRO Insulating Foam Sealant products with this easy-to-use cleaner. This isn't just for the PRO series foams. You can attach the red nozzle and spray this on any uncured GREAT STUFF Insulating Foam Sealant in your work area. This is a must-have if you're using the PRO series system, but definitely worth the purchase to use alongside any GREAT STUFF product.