A water based aerosol paint composition to be used in a pressurized and sealed aerosol can and which composition contains A) up to 24% w/w of propellant gas which is dimethyl ether; B) up to 76% w/w of coating material, consisting nonvolatile content in the range of 65-95% w/w and volatile content in the range of 5-35% w/w; - which volatile content contains water up to 0-100% w/w and additives and dispersing agents which comprise altogether of 0-9% w/w of volatile liquids, having 0-10% w/w preferable less than 5% w/w of volatile organic compounds, provided that the aggregate amount of dimethyl ether and the volatile organic compounds in volatile liquids is such that VOC concentration is below value responding about 24% w/w, calculated as DME and - which nonvolatile content comprises color pigments and possible fillers in the range of 0-30% w/w, polyurethane modified alkyd resin or alkyd resin in the range of 25-99% w/w preferably in the range of 35-90% w/w and additives up to 9% w/w, which resin is present as an emulsified dispersion in water miscible solvent comprising water and dimethyl ether, and additionally provided that water based solvent composing of water and dimethyl ether, do not contain any organic co-solvent. A) up to 24% w/w of propellant gas which is dimethyl ether; B) up to 76% w/w of coating material, consisting nonvolatile content in the range of 65-95% w/w and volatile content in the range of 5-35% w/w; - which volatile content contains water up to 0-100% w/w and additives and dispersing agents which comprise altogether of 0-9% w/w of volatile liquids, having 0-10% w/w preferable less than 5% w/w of volatile organic compounds, provided that the aggregate amount of dimethyl ether and the volatile organic compounds in volatile liquids is such that VOC concentration is below value responding about 24% w/w, calculated as DME and - which nonvolatile content comprises color pigments and possible fillers in the range of 0-30% w/w, polyurethane modified alkyd resin or alkyd resin in the range of 25-99% w/w preferably in the range of 35-90% w/w and additives up to 9% w/w, which resin is present as an emulsified dispersion in water miscible solvent comprising water and dimethyl ether, and additionally provided that water based solvent composing of water and dimethyl ether, do not contain any organic co-solvent. - which volatile content contains water up to 0-100% w/w and additives and dispersing agents which comprise altogether of 0-9% w/w of volatile liquids, having 0-10% w/w preferable less than 5% w/w of volatile organic compounds, provided that the aggregate amount of dimethyl ether and the volatile organic compounds in volatile liquids is such that VOC concentration is below value responding about 24% w/w, calculated as DME and - which nonvolatile content comprises color pigments and possible fillers in the range of 0-30% w/w, polyurethane modified alkyd resin or alkyd resin in the range of 25-99% w/w preferably in the range of 35-90% w/w and additives up to 9% w/w, which resin is present as an emulsified dispersion in water miscible solvent comprising water and dimethyl ether, and additionally provided that water based solvent composing of water and dimethyl ether, do not contain any organic co-solvent.