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    Vista Water Group®, LLC

    Plumbing Listing Program

    • Vista Water Group®, LLC
    • Drain and Waste Fittings
    • Ashland, OH
    • vistawatergroup.com
    • P379-1
    • P379-1
    • January 31, 2022
    • August 22, 2025
    • N/A
    • ASME A112.18.2 2020 / CSA B125.2 2020

      Plumbing Waste Fittings

      ASME A112.1.3 -2000

      Air Gap Fittings for use with Plumbing Fixtures, Appliances, and Appurtenances

      ASME A112.1.2 -2012

      Air Gaps in Plumbing Systems (Form Plumbing Fixtures and Water-Connected Receptors)

      IAPMO PS 65 -2019

      Air Gap Units for Water Conditioning Equipment Installation.

      ASME A112.6.3-2022 / CSA B79.3-22

      Floor Drains

      ASME A112.6.7 2010

      Sanitary Floor Sinks

    • Vista Water Group Polyvinyl Chloride (PVC) Drain and Waste Fittings of the Following Types:

      DrainHub® Models:
      •DH152.
      •DH154.
      •DH158.
      •DH302.
      •DH304.
      •DH308

      DrainDock® Models:
      •DD152.
      •DD154.
      •DD158.
      •DD302.
      •DD304.
      •DD308

      DrainGap® Models:
      •DH154-AG.
      •DH304-AG.
      •DH404-AG.

      VIAgap® Models:
      •VG025 / VG025-T / VGP025 / VGP025-QC
      •VG038 / VG038-T / VGP038
      •VG050 / VG050-T / VGP050
      •VG075 / VG075-T / VGP075

      DrainGap® FS™ Models
      •DG075 / PDAG2
      •DG100 / PFSAG2
      •DG200 / PFSAG4

    • Products are marked in a permanent manner visible after installation with the following:
      a)Manufacturer’s name or trademark
      b)Model designation
      c)The wording “ASME A112.18.2/CSA B125.2,” “ASME A112.1.3 and IAPMOPS65,” or “ASME A112.1.2 / ASME A112.6.3 §5.7 / ASME A112.6.7” asappropriate.
      d)QAI logo with ‘c’ and ‘us’ identifier or QAI logo with “us” identifier as outlinedbelow, as appropriate.
      e)QAI file Number: P379-1

      or

      *The cQAIus mark may only be applied to products that are compliant with CSA B125.2.

       

    • Product:

      *Vista Water Group® DrainHub® and DrainDock®, products comply with the requirements as outlined below.

      Table 1.  Vista Water Group® DrainHub® and DrainDock® Specifications

      DRAINHUB®

      DRAINDOCK™

       

       

      MODEL

      MODEL

      DESCRIPTION

      SPECIFICATION

      DH152

      DD152

      2-inlet port multi-port drain, 1-1/2’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      DH154

      DD154

      4-inlet port multi-port drain, 1-1/2’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      DH158

      DD158

      8-inlet port multi-port drain, 1-1/2’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      DH302

      DD302

      2-inlet port multi-port drain, 3’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      DH304

      DD304

      4-inlet port multi-port drain, 3’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      DH308

      DD308

      8-inlet port multi-port drain, 3’’ outlet.

      Complies ASME A112.18.2/CSA B125.2.

      Vista Water Group® DrainGap® products comply with the requirements as outlined below.

      Table 2.  Vista Water Group DrainGap® Specifications

      MODEL

      DESCRIPTION

      SPECIFICATION

      DH154-AG

      4-inlet multi-port air gap, 1.5’’ outlet.

      ASME A112.1.3/ IAPMO PS65

      DH304-AG

      4-inlet multi-port air gap, 3’’ outlet.

      ASME A112.1.3/ IAPMO PS65

      DH404-AG

      4-inlet multi-port air gap, 4’’ outlet.

      ASME A112.1.3/ IAPMO PS65

       

      Vista Water Group® DrainGap® products comply with the requirements as outlined below.

      Table 4.  Vista Water Group® DrainGap®  FS™ Specifications

      DrainGap® FS™

       

       

      Model

      Description

      Specification

      DG075 / PDAG2

      Floor Drain Air Gap Grate (4 inputs) 2” air gap

      ASME A112.1.2/ ASME A112.6.3 2022 §5.7 / ASME A112.6.7 – Maximum nominal outlet cross sectional area 80.6 cm2 / size 4.

      DG100 / PDAG3

      Floor Sink Air Gap Grate (5 inputs) 2” air gap

      ASME A112.1.2/ ASME A112.6.3 2022 §5.7  / ASME A112.6.7- Maximum nominal outlet cross sectional area 182.5 cm2 / size 6

      DG200 / PDAG4

      Floor Sink Air Gap Grate (2 inputs) 4” air gap

      ASME A112.1.2 / ASME A112.6.3 2022 §5.7 / ASME A112.6.7- Maximum nominal outlet cross sectional area 324.4 cm2 / size 8.

       

      Vista Water Group® DrainGap®  FS™ products are designed for use with sinks of industry standard sizes by various manufacturers. Use of the Vista Water Group® DrainGap®  FS™ product has not been evaluated for load or exposure to damaging elements and is restricted to indoor use in low traffic or no traffic areas.

    • The materials, products or systems listed in this directory have been qualified to bear the QAI Listing Mark under the conditions stated with each Listing. Only those products bearing the QAI Listing Mark are considered to be listed by QAI.

      The standard herein listed is the currently accepted version within the relevant certification scheme, code or other requirements unless otherwise noted. Transition periods may apply. Upon request, QAI will provide information about the validity of any of its certifications.

      No warrantee is expressed or implied, and no guarantee is provided that any jurisdictional authority will accept the Listing found herein. The appropriate authorities should be contacted regarding the acceptability of any given Listing.

      Visit the QAI Online Listing Directory located at www.qai.org for the most up to date version of this Listing and to validate that this QAI Listing is active. Questions regarding this listing may be directed to info@qai.org. Please include the listing number in the request.

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