Window Gang Clear can remove even the most stubborn water spots up to stage 3 damage. Water spots form in three stages with stage 3 requiring glass replacement. Window Gang Clear is a water spot remover for the most advanced water spots.Spot & Stain maintains the health of your glass & prolonging the life of your glass. Spot & Stain is a water spot remover that removes spots on windows and shower doors from hard water, acid rain, sprinkler runoff and more.Ideal for use on glass doors, sliding glass doors and windows in high traffic areas. Window Gang Glass Sealant is a nano technology that offers even better protection against fingerprints, paw prints and other streaks than Window Gang Blue.We’ve created multiple other cleaning products and solutions for a better, safer and longer lasting clean. Our development of custom window washing solutions goes far beyond our wash & wax formula.