Ningbo Donghai Energy Spares specialize in wall hung gas boiler spare parts - 3 way acuator motor, pressure switch, flow sensor, fan / blower, heat exchanger, expansion water tank etc. Moreover, we offer other metal processed parts ( brass made, aluminum made, zamak made, steel made, etc) Our products mainly sold to Turkey, Iran, UK, America. By Provide professional export services, monitor product quality, package, logistic transport, custom clearance, focus on details around the order. Welcome friends from all over the world ask for prices & offer. will give the most professional services, competitive prices, superior quality always.