DEALSEAL -N 300 is a very high quality, high speed curing, single component, neutral cure, low modulus, 100% silicone sealant. It cures with atmospheric moisture to form a high strength flexible seal to accommodate high thermal shrinkage and moisture movements. DEALSEAL -N 300 is designed for use in installation. Its fast skinning time, thick consistency, easy tool-ability, odorless application and adhesion to vinyl, aluminum, wood, glass, concrete and other construction material allow, it to be perfect sealant for installation. DEALSEAL -N 300 is designed to resist the growth fungus, mold and mildew for a minimum of 2 years and up to 15 years based on location of application.