Apricus solar hot water collectors have a highly efficient and advanced in design that captures useful solar energy even on cold winter days and in high temperature conditions. Ideal for both residential and commercial applications, this simple, modular design makes installation quick and easy for professionals and amateurs alike.

The ProgressivTube passive solar water heater is a self-contained, single unit that integrates the solar collector and storage tank, providing a simple and cost effective way to harness the sun’s free energy. These batch heaters need no pumps, controls, mechanical or electrical components to operate. All they require is local water pressure and heat from the sun. In most applications, the ProgressivTube unit functions as a pre-heater to a conventional or instantaneous water heater. It can also be used as a stand-alone heater when no backup is required. Limited 10-year warranty.

The industry leader for more than three decades, Sun Earth Empire Series flat plate solar collectors offer outstanding thermal performance and come in a wide variety of sizes. Suitable for both residential and commercial solar water heating applications, and for retrofit or new construction projects, the Empire Series collectors continue to lead the industry when compared on a $/BTU basis.

The SunEarth SunSiphon combines the world’s finest thermosiphon storage tank with rugged, high performance SunEarth Empire flat plate solar collectors. The SunSiphon system uses no pumps or electrical controls to supply solar heated water, and is available in both open-loop and jacketed closed-loop configurations, making it suitable for any climate. With a stainless steel tank for long life in all water conditions, the SunSiphon is the best value in passive solar water heaters.