... Offer OEM/ODM 4.Buyer label offer Split Pressure Solar BoilersSPECIFICATION:1. Standard capacity: 100,150L,200L,250L ... ,300L,400L,500L. 600L,700L,800L,1000L.2. Type of ... coils or stainless steel.7. The auxiliary heater: 1.5 -4KW8. Preservation time: more than 3 ... L/C; T/TPackage: Seaworthy Cartons Split Pressure Food Grade Solar Water Boiler