Global Plasma Solulions

Bipolar Ionization

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Trust the Leader of Air Filtration Products in Arizona
Dave Downing & Associates has been the leading supplier of clean air filtration products in Arizona for over
30 years. Whether your business is larger or small, we guarantee you will be satisfied by our knowledgeable staff.
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Use DL Sales Corp for Installation of Air Filters
DL Sales Corp can create a custom solution for your air filtration installation needs.
We guarantee a professional installation with the highest quality filters.
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Need Coil Cleaning?
DL Sales Corp offers professional coil cleaning services.
Our high pressure rig can clean any coil. Eliminate workplace
complaints with our chemical free cleaning.
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Air Filtration