A Vision for Humanity
The Era of Producing the Purest Drinking Water at Home Has Arrived.
Every Family Can Now Produce the Purest Drinking Water Using Only Sunlight.
The World's First Solar Distillation Water Heater Is Ushering in a New Era of Drinking Water.
Purest Water. Cleanest Energy. Brightest Future.
No electricity. No filters. No anti-scaling chemicals. No wastewater discharge.
Pure Water Powered by Sunlight
Distilled Drinking Water
The Purest Drinking Water
No Electricity. No Filters.
No Chemicals. No Wastewater.
No Microplastics
No Nanoplastics
Era-Defining Solar Water Technology
Pure Water for Healthier Living

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USD
Model Distilled Water
Per Day
Hot Water
+30°C / Per Day
19L Bottles / Year Pure Water Saving / Year Family Size
People
1.8m 2.1m 1.8m 2.1m 1.8m 2.1m 1.8m 2.1m 1.8m 2.1m
Notes: 1.8m tube = 1.8m × 58mm Vacuum Glass Tube; 2.1m tube = 2.1m × 58mm Vacuum Glass Tube; Pure water savings only. Hot water savings are excluded.

BiAGUA vs Solar Water Heater

BiAGUA vs Solar Water Heater 1. Greater Value from the Same Sunlight BiAGUA produces both distilled water and domestic hot water. Solar heat drives evaporation, and condensation heat is recovered for water heating—adding water purification to the everyday benefits of a solar water heater. 2. Helps Maintain Performance Over Time Downward-opening glass tubes and recurring water-level changes help loose sediment move out of the tubes and into the tank for removal. This natural flushing action helps reduce sediment accumulation and supports sustained performance. 3. Easier Integration of Freeze Protection With the glass tubes positioned above the tank, warmth from an optional electric tank heater can rise into the tubes to help protect against freezing. This arrangement helps bring protective heat to the tubes, where it is needed during cold weather. 4. Greater Water Independence, Fewer Consumables Producing distilled-quality pure water on site reduces reliance on purchased drinking water, deliveries, and plastic packaging. The core distillation process requires no filter cartridges, RO membranes, or antiscaling chemicals, helping reduce recurring purchases and waste.

BiAGUA vs Solar Water Heater
WPS ENERGY

WPS ENERGY

About Us

We specialize in the design and manufacturing of advanced solar thermal products, with strong expertise in pre-heat exchanging solar water heaters for residential, commercial, and industrial applications. We are also the developer of Solar BiAGUA solar distillation water heaters with multi-country patents, which will also be applied to solar desalination. Our vision is: “Wherever there is sunlight and sea water, there will be sufficient clean water.”

“Building a bridge from sunlight to clean water, useful heat, and a sustainable future.”