Frequently Asked Questions

  1. How much will a solar water heater save me?

    A 100 liters capacity SWH can replace an electric geyser for residential use and saves 1500 units of electricity annually.

  2. What are the environmental benefits of a solar water heater?

    A SWH of 100 litres capacity can prevent emission of 1.5 tonnes of carbon- dioxide per year. The lifespan of the system can be anything between 13-15 years.

  3. How long does it take to pay for itself?

    Depending on the cost of electricity, with Government subsidy applicable a solar water heater system can pay for itself in anything between 2-3 years.

  4. Which solar water heater is right for us?

    For bathing purpose, the hot water required from a solar water heater is 60 deg.C. this can be generated in the most efficient manner using flat plate collectors.

    The capacity of the system required by you depends on the size of the building, number of people living in it and the per capita consumption of hot water. Typically a system less than 3000 LPD is considered to be a small scale system and that greater than the said capacity is considered to be a large scale system.
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  5. Does a solar water heater take long to install?

    Solar water heaters can take anything between 2-4 weeks to install post onsite delivery. The variation depends on the locaL conditions at the site as well as the type of site.