for Aalborg boiler UNEX BH-1500 Gasket for manhole Mark: 320×420/ Mater.no:6370624 AALBORG.BH-1500.6370624
for Aalborg boiler UNEX BH-1500 Gasket for headhole Mark: 220×320/ Mater.no:6370618 AALBORG.BH-1500.6370618