Buy Offer - Solar Heater

We are Inetersting On Solar Heaters. We are Selling Solar Heaters Since 1976
and We are Looking for New Methods About That. Could You Send Us More Information ?

-tank Capacity 150 L - 200 L
-pressure 10 Bar
-electric Element 3kva (kw)
-closed Circuit
-collector 200cm X 100cm ( 2 or 1 Collector) Material: Copper