W.H. Demmons W.H.


Indoor Air Quality Protected by W.H. Demmons

Creating Safe, Healthy Indoor Air Isn’t Just a Priority, It’s a Necessity.
W.H. Demmons is Leading the Way with Bipolar Ionization.

We see Bipolar Ionization Technology as an important tool in the fight against COVID-19. W.H. Demmons offers Bipolar Ionic Air Purification Systems to provide you with clean, safe indoor air. Independent studies have shown our systems deactivate 99% of the coronavirus in minutes, while constantly filtering and cleaning your air.

Let us help you breathe easy.

Since 1914 Energy Solutions Specialists

May 10, 2021
Guide to expensing HVAC costs

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May 4, 2021
Thank you from Good Sheperd Food Bank of Maine

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April 6, 2021
Thank you from ASHRAE

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January 25, 2021
Thank You from Portland Stage

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