1. TIPS ON BUYING A SOLAR WATER HEATER
Are you looking to buy a solar water heater, then you should consider the
following.
1) A suitable site - normally solar water heaters are installed on the roof to
capture all the energy of the sun. Ensure that you’re roof can get direct
sunlight between 10am and 4pm all through the year, preferable at an
angle of 15˚. Your roof or roofing tiles should be sturdy enough to
support the system
2) Make a good study of the solar water heater system that is appropriate
for you. Have discussion with suppliers, contractors and let them help
you decide on the system that is optimum for you
3) Estimate the capacity you need: To be able to make this estimate, start
at the gallon capacity of the water heater that you currently use. And
make additions to it according to extra fitting that will be in the loop like
additional faucets, showers, dishwasher etc
4) Buy from a reputed manufacturer such as V Guard Industries.
5) Find a good contractor: get yourself an experienced contractor to install
the solar water heating system. Installing a solar water heater in your
home has to be done with utmost care as it often involves running pipes
through walls
6) For the contractor: ask for cost in writing, references, and check if the
contractor follows all local building rules for installation of solar water
heaters
7) Look for Government rebates: The government offers many kinds of
rebates on the price and installation costs of setting solar water heaters.
Search for them and avail its benefits. Make sure you check the eligibility
rules and qualify for them before you make your purchase
8) After you make your purchase, regular maintenance of your system is
imperative to ensure efficient working of your solar water heater.
A few pointers on maintenance are-
Make sure the collector is clean.
Check if the collector sealing or glazing is cracked or yellowing
Check is the fasteners keeping the collector to the roof are proper
Piping & wiring are insulated and without damage
Roof penetration is well sealed
Ensure that the solar water heaters pressure relief valve is not
fully opened nor closed
That the pumps in the system get activated when the sun is
shining
2. That there are no blockages or mineral build up in the pipes
If water is hard water, then a descaling compound is to be used
every few years
Before you embark on such an important decision as buying a solar water
heater, follow the above tips, do your research and finally make a proper
decision.
