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Question
What is the recommended minimum downward pitch for drainback-protected solar collector tubes?
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Answer
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Related questions
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the number of years required for the annual operating cost savings to equal the installation cost d.
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Maximum head loss is generally independent of flow rate. a.
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Q:
Which code requirements may vary between locations? a.
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percent of total heat load that may be supplied by solar energy c.
requirement for grounding and pressure-relief valves d.
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What would result from increasing the pressure rating of the relief valve? a.
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What is used to calculate net collector area for an evacuated tube solar collector? a.
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