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Battle against climate change

Logical approaches to addressing climate change in the HVAC industry can provide both indoor and outdoor environmental improvement as well as financial benefits. Sample energy reductions calculated by the building owners present paybacks about one year while they reported superior indoor conditions for their building occupants.

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Recent Videos

The Inventor Answers Back

You watched the videos. You had questions. David Strain — the inventor behind an internationally patented climate change solution — sits down to answer the ones that came up most. The invention, the principles, and the thinking behind it. In his own words.

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150 Years of Actuators in One Room

From an 1874 patent to David Strain’s latest designs — this video puts them all in motion. Watch the fluid flow through each one. Understand how mechanical advantage actually builds. The history of actuator design, demonstrated side by side.

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Questions?
Mr. Strain’s work leverages modern technology to achieve superior results. With further development, this invention could contribute to reducing energy consumption and reliance on fossil fuels, aligning with global efforts
David has been our primary Controls Contractor for last 25 years. We are always surprised that even today he comes up with new and innovative designs.
David Strain's invention demonstrated an efficiency advantage greater than 15°/o favoring the diamondshaped actuator over a conventional actuator.