Active solar water heater use electric pumps, valves,and controllers to circulate water or other heat-transfer fluids through t
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact SupplierPackaging Detail: paper carton
Delivery Detail: 30 days after payment rcvd
Active solar water heater use electric pumps, valves,and controllers to circulate water or other heat-transfer fluids through the collectors.They are usually more expensive than passive
systems but are also more efficient.Active systems are usually easier to retrofit than passive systems because their storage tanks do not need to be installed above or close to the collectors. But because they use electricity, they will not function in a power outage