Product Description

CCC certificate *5 years warranty for vacuum tube Best price with high quality Prompt delivery Small order and OEM accepted Specification: Glass tube length: *8×***0mm/*7×***0mm Inner tank material:SUS****2B food grade stainless steel Inner tank thickness:0.**0.6mm Water tank capacity:*5L***0L(about 8L per tube) Out tank material:Aluminum alloy with metal coating/stainless steel Dia.**0mm/**0mm outer tank tube number:*5, *8, *0, *4, *0 Insulating layer thickness:****0mm 1.Working principle: One copper coil is installed inside the water tank as the heat exchanger.When the cold water flows into the copper ***** absorbs the heat of the water in the tank via the copper coil, therefore the water tank is just a heat storage tank ***** both for flat and incline roof ***** electric heating:with electrical heater back up for cloudy rainy days 4.Heat preservation:*2 hours