How do I control a direct solar water heating system?

This is a direct pumped system operating in a hot climateHow do I control a direct solar water heating system?
No controls except for the PRV (press release valve)


Other than that - you control it by opening your faucet - as the system circulates by city or uttlity water pressure - usually.


Like a ';SolarHart'; system. Even the storage tank is on the roof.How do I control a direct solar water heating system?
if it uses a pump - either get it to pump into an insulated cylinder with thermostat - othewise use a thermostatic valve.. Easy to do..

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