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Product Information -

Price PDAS/PDAR Series perforated laboratory diffusers are constructed of aluminum. For use in most laboratory applications, its unique design features performance flexibility, ease of cleaning and an airtight backpan for ceiling integrity. Ideal for pharmaceutical labs, cleanrooms, and medical facilities.

  • Integral pattern controller on supply is easily removable for cleaning with extruded aluminum mounting clips (specially designed to maintain the airtight seal of the backpan).
  • 4-way patterns with adjustable curved vanes.
  • Stainless steel opposed blade damper is optional. Damper is easily removable for cleaning.
  • Available in 12 in. x 12 in. (305 x 305) and 24 in. x 24 in. (610 x 610) modules.

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  • Critical Environments


    "The Critical Environments Brochure covers the wide range of Price products available for Critical Environments as well as the resources and support Price offers related to Critical Environments. This brochure is designed for engineers and architects."

  • Critical Environments Engineering Guide

    Engineering Guides

  • Critical Environment: PDAS/PDAR


  • Price Clean Room

    Product Videos

    All Price products with high-efficiency filters are assembled and PAO tested inside the Price Cleanroom.

  • Designing Overhead Air Distribution for Increased Occupant Thermal Comfort

    Engineer Focused Webinars

    March 2016 – Recent ASHRAE research has shown the impact of lower minimum air volumes by diffuser outlet type. The impact of these lower air volumes on the occupant and the energy consumption will be explored.

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