Wednesday, 9 September 2015

Things to be consider when purchasing Solar water heater

Determine if your site is suitable. Most solar water heating systems are installed on the roof. For best results, you roof should:


Receive direct sunlight solar water heater price in Chennai between the hours of 10 AM and 4 PM year round
Face South (within 15°)

Be sturdy with the shingles in good condition

If your roof isn't appropriate for a solar water heater, but you have suitable unshaded land next to your solar water heater price in Chennai home, you may want to consider a ground-mounted system instead.

Decide what type of system meets your needs and lifestyle. A solar water heater contractor will help you determine solar water heater price in Chennai  what type and size system best suits your needs. Take the following steps so you can have informed discussions with solar water heater price in Chennai  contractors during the purchasing process:


Use the Product List to find qualified models for consideration.
Understand how solar water solar water heater price in Chennai  heaters work so you can discuss which collector type and circulation system makes the most sense for you.

Protect against freezing in colder  solar water heater price in Chennai climates. Some solar systems are appropriate for freezing climates, while others are not. As a general rule, if there is a good chance that temperatures will fall below 42°F, choose either a closed-loop system solar water heater price in Chennai with antifreeze as the heat transfer fluid, or a system that automatically drains back when temperatures fall too low solar water heater price in Chennai for comfort. Steer clear of batch systems if you live in a climate with distinct winters. Learn more about freeze protection 


Estimate the capacity you'll need. Use the gallon capacity of your current water heater as a starting point. You can find your solar water heater price in Chennai current water heater's capacity or volume solar water heater price in Chennai on its nameplate or yellow Energy Guide sticker. This should help you discuss the sizing of your solar system with contractors. If you have  solar water heater price in Chennai  recently added or are planning to add more occupants to your household or a new shower, faucet, dishwasher solar water heater price in Chennai or washer that will be in frequent use, take that into account in your discussions.


Contact a Solar Contractor or  solar water heater price in Chennai Manufacturer. Ideally, you will find a local contractor who can assess your site, provide recommendations, install a system, and  solar water heater price in Chennai then perform periodic maintenance. Installing a solar water heater on an existing home requires careful installation, which often includes  solar water heater price in Chennai running pipes through walls. Use a solar water heater price in Chennai contractor certified by the North American Board of Certified Energy Practitioners (NABCEP) if possible. When choosing a contractor you should also:

Request cost estimates in writing.
Ask for references.

Check the company with your local solar water heater price in Chennai Better Business Bureau.
See if the company will obtain a local solar water heater price in Chennai permit if necessary and understands local residential building codes and other regulations.
Search for rebates and utilize tax credits. You may be able to reduce your costs by taking advantage of rebates or tax  solar water heater price in Chennai credits. Be sure to review the eligibility rules before you make your purchase.

Use the Special Deals Finder
Determine whether there are rebates solar water heater price in Chennai available for qualified water heaters in your zip code.

Utilize the Federal tax credits
Every ENERGY STAR qualified solar water heater price in Chennai solar water heater will qualify for a Federal tax credit equal to 30% of the system's installed cost — up to a maximum of $2,000.

Don't forget about maintenance. After solar water heater price in Chennai  installing a solar system, it is important to perform periodic maintenance to ensure efficient operation. In addition to solar water heater price in Chennai  hiring a qualified contractor for annual maintenance inspections, you should periodically check the following:

On the roof or ground, depending on installation:
Collector is clean and not solar water heater price in Chennai shaded
Collector is sound, sealing and glazing are not cracked or yellowing
Fasteners connecting collector to solar water heater price in Chennai  roof are sound
Piping and wiring are well-connected, well-insulated, and without solar water heater price in Chennai damage

Roof penetrations are well-sealed


In the home:
Pressure relief valve is not solar water heater price in Chennai stuck completely open or closed
Pumps (in active systems)  solar water heater price in Chennai activate when the sun is shining
Pipes are free of mineral build-up.


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