TESTS
test: efficiency of different collector types (PDF)- comparison of efficiency with EPDM-absorbers (PDF) upside-down
- test: What’s the influence of absorber-length on heat-absorption (PDF)?
- test: What’s the efficiency on a cloudy day (PDF)?
- test: What’s the efficiency in the morning (PDF)?
- test: What’s the efficiency if the outdoor temperature rises (PDF)?
- test with rising incoming water temperature (PDF)