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Solar water heating systems gaining popularity

Solar water heaters are catching up in state as they are environmental friendly and have low maintenance costs, reports

Bhiva P Parab

In sunny and warm places like Goa with high insolation values solar water heating systems are very cost effective and have relatively good payback period. Being cost effectiveness the solar water heating systems are increasingly becoming popular among residents.

According to the information available from the sources, there is high insolation during most months of the year except during the monsoon and so the solar heating system is more cost effective in the long run.

Nowadays there is good business of solar heaters as more people are going in for them especially those constructing new houses. They make it a point to make  provisions for the installation of a solar heater in a new home and further many owners of old houses also go for solar heaters, said a vendor.

The price of the system varies according to the companies, models, capacity and on an average a heater with 100 litres tank capacity is priced at around Rs 18,000 per set and a 300 litres tank capacity heater is priced at around Rs 28,000, said a vendor.

According to the information available from the sources, the solar water heating systems use solar energy which is a free and renewable and very cost effective. The payback period is good on an average of five years and the lifespan of the solar heater is around 15 years. The cost effectiveness comes across when you account for the total energy costs over the lifetime of the heater.  Although the initial cost of solar water heaters is higher than that of electric water heaters, the solar energy on which it works is free.

The solar water systems are environmental friendly and the systems also have low maintenance costs. It requires small space of around 3×3 meters for installation. On an average for a family of 4 to 5 people a 100 litres solar water heater is enough

“It is when we built our house somewhat a decade ago. At that time we installed the solar water heater as we use lot of hot water and in such a case using electric geyser works out costly. Moreover relatives and friends visit our house frequently and so our need of hot water is high. So the solar water heater comes out to be a better option than the electric geyser,” said a consumer from Ponda.

“The maintenance cost of the solar water heater is also low and in the last several years from the time of installation we have incurred low cost on maintenance and it is only during the rains we have to switch to the electric geyser,” she said and added “For us hot water is required for some or the other purpose throughout the day and so we have installed solar heater and so whatever quantity of hot water we use we don’t have to spend money on electricity.”

While another consumer said, “Our solar water heater was installed some five years back and till date it is working fine. For me in the last five years the maintenance cost is almost close to nothing and I am happy about its functioning.” He added, “We are a family of four and we use hot water which comes from the solar heater for various purposes. It may be in the kitchen or in the bathroom.”

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