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Solar Thermal

Harness the power of the sun

Benefits of Heating with Solar Hot Water

  • Significant Reduction in Energy Bill
  • Environmentally Friendly
  • Increased Home Value

Many people don't realize the energy required just for daily activities like showers, laundry and dishes account for 15-20% of their home's total energy consumption.  Hot water and space heating together account for more than 60% of an average home’s energy consumption.

In addition to domestic hot water, solar can heat a home, pool or hot tub. Solar heating beautifully supplements hydronic heating systems, such as radiant floors, radiant baseboards and panels.

How Does It Work?

Solar water heating is remarkably simple and uses proven technology- radiant heat from the sun is efficiently transferred to heat your water. A typical system encompasses these major components: the collector panels, a storage tank, and a control pump. The panels collect heat from the sun year-round, even on winter days in New England, and with a state-of-the art heat exchange system, transfer the energy into your domestic water.

Why Do I Want A Solar Thermal System?

A solar hot water system is not just a conscientious purchase for the environment, it has real and practical benefits for you the consumer/homeowner. Studies over the years have shown that homeowners and businesses who have installed solar hot water systems have been delighted with their investment. We are sure that you will be too!


  • Monthly savings on your energy bills. Studies estimate that hot water accounts for 15-30% of the average homeowner's energy costs. With savings in electricity, natural gas or fuel, solar water heaters typically pay for themselves within four to eight years. And solar water heaters last between 15 and 40 years--the same as conventional systems--so after that initial payback period is up, zero energy cost essentially means having free hot water for years to come. What other home improvement pays for itself and keeps paying you for 20, 30 even 40 years?
  • Some of the many benefits of utilizing solar thermal to heat your home include:

  • Help the environment. Surprising as it may seem, analysts believe that the annual total CO2 produced by residential water heaters throughout North America is roughly equal to that produced by all of the cars and light trucks driving around the continent. Another way of looking at it is: If half of all households used solar water heaters, the reduction in CO2 emissions would be the same as doubling the fuel-efficiency of all cars.
  • Increase the value of your home. The energy savings produced by owning a solar hot water system is such an attractive feature that many people would be willing to pay more for a home that has one.
  • Federal Tax incentives make it even more cost–effective to invest in a solar thermal system. There are many incentives currently available to home and business owners looking to integrate the power of the sun into their homes and facilities: including: tax credits, utility rebates and low-interest financing. Sandri can assist you with accessing applicable subsidies for any system we install.

Product Info

To download brochures, click on the following links and save to your desktop.

SOL 25 PLUS Flat Plate Solar Collector

SB / SBB Storage Tanks for Solar Applications

SOLkit Solar Thermal DHW Systems

If you have questions regarding Sandri's Solar Hot Water products call us now at (800) 628-1900 to speak to one of Sandri's renewable energy experts.

Simply The Best

A properly located solar water heater will work well all year, in any climate. An analysis of your home's site plan is the key to success. For best results, a solar water heater in MA, VT, NH or NY should be mounted on a south, east, or west-facing roof—or on the ground—with minimal shade. The system that is appropriate for your home is based on the size of your family. In general, we design our systems to supplement from 50 to 75 percent of a home's annual hot water needs.

A correctly installed and well-maintained system will provide clean energy for decades. The wonderful thing about a solar thermal system is that it will actually create energy, rather than use it. Like any of your other home appliances, however, solar thermal systems require not only proper installation, but periodic maintenance. In order to maximize energy production and extend their longevity, maintenance on thermal systems can be as infrequent as every three to five years. We provide support and maintenance for all of our systems during their entire lifecycle, ensuring that they meet all requirements for building codes and safety issues.

Quality products and workmanship will ensure long-term success. Sandri installs quality German engineered, American assembled, Stiebel Eltron solar water heaters in Massachusetts, Vermont, and New Hampshire. We provide turnkey integration using these reliable systems and our own well-trained technicians.