“
OBJECT: test on flat collectors according to 80/PDB/001 specification. Collector model RAV 1,8 4L/E3 With the following letter we are pleased to inform you that your collector model RAV 1.8 4L/E3, whose characteristics are those certified in the technical drawing sent to PHOEBUS and shown in the attached, are compliant to the 80/PDB/001 requirements and therefore, as soon as ENEL will promote solar water heaters to its end-users,
conditions agreed.
”
OUR FIRST SOLAR COLLECTOR WAS CERTIFIED IN 1983 BY THE ITALIAN NATIONAL BODY OF ENERGY.
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