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Other accessories for solar collectors and the solar circuit. Solar expansion vessel, electric heating coil for the storage tank, heat transfer fluid for the solar circuit, filling pump for the solar circuit.
Frequently Asked Questions
- What is the expansion vessel used for in a solar system? It compensates for volume changes of the heat transfer fluid as it heats up and cools down in the solar circuit.
- How often does the antifreeze fluid in the solar circuit need to be changed? It is recommended to check it and replace it as needed approximately every 3-5 years.
- What is the filling pump used for? For manually filling and venting the solar circuit during installation or servicing.