Dap Dynaflex 230 was developed for flexibility and crack-proof performance. It endures expansion and contraction without cracking or losing its seal. The sealant is paintable and durable and can fill gaps up to 1″ wide. It’s mold and mildew-resistant and is great for both indoor and outdoor use.
DAP 230 Clay Silicone – 12/CaseCaulk & Silicone, Silicone