MARIS SOLAR BOILERS ARE THE CHEAPEST IN THE WORLD!

FOR COUNTRIES WITH A LOT OF SUN, JUST MARIS SOLAR BOILERS, THE MONEY-SAVER.
98% OF THE HOUSES IN ISRAEL ARE USING SOLAR BOILERS FOR HOT WATER WITHOUT ELECTRICITY!!!!
THE ST-37 STEEL SHEET IS COATED WITH CEMENT. TOTAL THICKNESS: 5MM !!!

All the solar boiler parts are manufatured in the own factory.
The assembly undergoes a very careful pressure test. The
production and testing in the plant are supervised by the
Standard Institute of Israel and are carrying their lable.