solar hot water heater 18E21
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solor hot water heater 18E21
high efficiency, TIG welding, reliable quality, good finish, competitive price
solor hot water heater
model: 18E21
Vacuum Tube:φ 70-2100mm
volume: 160/245L
insulating layer:70
material of cover: colour steel plate
material of trestle:Galvalume
width:125mm
thickness: 1.6mm