Basic Information About Solar Pool Heating
When using a solar pool-heating system the pool’s existing filtration system
pumps water from the pool through the solar collector. The collected heat in the
solar collectors is then transferred directly to the pool water, which is then
pumped back into the swimming pool.
For residential use the proper size of the solar collector should be
approximately 50% to 100% of the total surface area of the pool. When you
increase the square footage of the solar collector, you can lengthen the
swimming season almost into the winter month, allowing the pool to be use in
colder weather. In addition, when you add the use of a pool cover or blanket
when the swimming pool is not in use, you greatly reduce the amount of heat
loss, thus helping you to maintain the warm temperatures for long periods.
Another added benefit of solar pool heating systems is that the maintenance
requirements are minimal. The only moving part of a solar pool-heating system is
the diverting valve, which controls when the water circulates through the
collector loop. When the temperature of the collector is significantly greater
or higher than that of the water temperature in the pool, the water will be
diverted from the filtration system and through the collector loop. During the
night or during heavy cloud periods the water will bypass the solar collectors.
There are several smaller systems, which are operated manually or by timers,
whereas larger systems may have electronic sensors and controls operating them.
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