Mare Days! For new customers 5% OFF with code MARE5, except close-outs.    

Sika one-component silane polymer (STP) based sealant. Sikaflex 591 was specially developed for the harsh outdoor maritime conditions and is therefore extremely weather resistant. Also suitable for indoor applications. With the sealant 591 Sika sets new ecological standards for the safety and health of users: the sealant is free of tin, phthalates, isocyanate, solvents and PVC and therefore has the lowest emissions of all sealants available for marine applications. Furthermore, Sikaflex 591 has a long color stability and can be painted effortlessly with standard marine paint systems. (New formula to replace Sika 291)