Green Plumbing

Category - Solar Hot Water

Which of the following is not a major difference in designing a solar domestic hot water system compared to designing a solar-heated water system for a swimming pool?
  1. Much hotter water needed for domestic hot water than for swimming pool
  2. Volume is much less a consideration for domestic hot water system
  3. Heat gain needs to be considerably greater for domestic hot water system
  4. None of the above - all are major differences
Explanation
Answer: D - All three of the preceding options are major differences in designing a solar domestic hot water system compared to designing a solar-heated water system for a swimming pool. The former needs a smaller amount of hotter water that must experience greater heat gain than the latter, thus the system designs will differ substantially.
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