Protect your brass and copper pipes and fittings from tarnishing for years. This long lasting, rapid drying, film is suitable for interior or external use on any non-ferrous metal. Used by the MOD for shell cases. Film can be removed with cellulose thinners. Useable up to 100*C. Use the aerosol on larger areas, brush from the tin on smaller applications. Only use from the tin in temperatures below 25 deg. C otherwise the product will thicken too quiclkly and be difficult to paint.