Solarenergie Solarheizung Solarheizung wa

solar heating energy solar heater solar heating water heater solar heater water solar water heating Features:1. Simple Installation,no maintenance,effective operation 2. Easy retrofitting to existing systems 3. Suitable for single and multiple solar heating application systems 4. Preferred option for extremely cold areas and questionable water quality 5. Incoming potable water is routed to the solar storage tank 6. SUS304-2B stainless storage tank with electrical or gas back up Material:1. Innertank:SUS304-0.5mm , inlet,outlet and air went adop the advanced argon arc welding,against 0.8MPa pressure preventing rust and corrosion, more durable than ordinary one 2. Outertank:SUS304-0.4mm/powdercoatedsteel-0.4mm adop the advanced argon arc welding, preventing rust and corrosion, more durable than ordinary one 3. Insulation:high pressure foamed polyurethane, thickness55-60mm,density:≥40KG/m³ 4. Structure:electricheaterconnecter,waterinletandoutletholes,andexhausthole 5. Frame:StainlesssteelSUS304-1.5mm/galvanizedsheet-1.5mm/powdercoatedsteel-1.5mm,which is strong and against the corrosion,The tail stock has a novel design and is quite easy to install safety!!! 6. Evacuated glass tube:threelayers,redinside.58mmx1800mmor 47mm x 1600mm. 7. Tankcylinder:as the choice from the buyers. 8. Reflectors choose from the buyers. 9. Heatingelement:1500W,2500W. 10. Inlet/outlet:3/4'' 11. Warranty : Five years.