airvent and plugs for aluminium radiator. Material:brass Surface:golden color Nominal: Pn max1.6Mpa(200psi) Air vent valvesize:1/8"Material:brassSurface:golden colorNominal: Pn max1.6Mpa(200psi) Working Medium:Water,GasParellel Pipe Thread conforms to ISO0228HT311HT309HT308 and HT303 HT301 AND HT302 1.producing program2.packing design3.certificate4.fairs in 2012 (airvent and plug) radiator parts
