... of distribution Mouting Cup: Plain TinplateOuter Gasket:Buna(Laid in)Inner gasket:Buna/Neoprene/ButylStemSeries SMaterial:NylonOrifice:1*0 ... on2.Household series:oil-based insecticide,ethanol-base insecticide,water-base insecticide,air freshener,bactericide,carpet cleaner,furniture polish ... acute relief,snow spray,streamer spray,lighter gas valve and so on. plain tinplate aerosol valve for aerosol cans