Filters First is a full-service company providing residential and commercial air quality products and services to South Texas counties as well as Mexico, with offices in the Rio Grande Valley, Filters First has been supplying products since 1977.

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Filter Catalog

Browse through our complete filter’s catalog, find the filter you need, request a personalized quote, and take advantage of the competitive prices Filters First offers its online customers NOW!


Special Quotes

Are you looking for a filter in particular? Fill out the special quote form and receive a personalized quote in minutes.

Filters First offers residential, industrial, and commercial air filtration systems such as absolute microscopic filtration, liquid filtration, water filtration, and gas filtration. We specialize in:

  • Air and gas purification products
  • Heavy equipment
  • Gas transmission
  • HVAC filters
  • Liquid filter vessels

Our products are comprised of replacement air filters for both residential, commercial and industrial filtration including:

  • Antibacterial
  • Electrostatic filters
  • High performance pleated
  • Dehumidifier puches
  • Economical panels
  • Filter media pads and rolls
  • HEPA ULPA cleanroom products
  • Room air cleaners
  • Disposable, washable, and spraybooth air filters