DrainHubMulti-Port Drain Adapters

For Applications Not Requiring Air Gaps

The patent-pending DrainHub® Multi-Port Drain Adapter accepts multiple drain connections in one small hub—saving space, cost and time. DrainHub is easy to install, and its 1/2" FNPT injection-molded ports accept up to eight drain connections in one small hub.

Materials & Dimensions

  • 100% lead-free
  • 1/2" female NPT threaded inputs (2, 4 or 8)
  • Durable, non-corrosive Schedule 40 PVC
  • Installs vertically almost anywhere needed
  • Top hub for 1-1/2" pipe, adapter or open
  • Bottom hub for 1-1/2" pipe, adapter or 2" coupling
  • Resists Chlorine and Chloramine corrosion
  • Resists hardness and scale buildup

Industries & Typical Applications

  • Residential, commercial & light industrial
  • Food service & appliance drain lines
  • Water treatment, softeners & general filters
  • Reverse osmosis & deionization systems
DrainHub Multi-Port Drain Adapter - DH152 DrainHub Multi-Port Drain Adapter - DH154 DrainHub Multi-Port Drain Adapter - DH158

Multi-Port Drain Adapter


Orders $50+ ship free to contiguous USA!

This product is not intended to be sold directly to dental, medical, or other healthcare-industry customers. To purchase this product for use in these markets, please contact your HuFriedyGroup representative or preferred dental/ medical dealer.

Standards Certification
& Compliance

QAI Certification

QAI Listed

View PDF
  • ASME A112.18.2

    This Standard covers plumbing waste fittings of sizes NPS-2 and smaller, not including plumbing supply fittings, other devices, or flexible water connectors under continuous pressure, all of which are covered by separate Standards.

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  • ASTM D2665

    This specification refers to the requirements and test methods associated with the virgin polyvinyl chloride (PVC) construction of plastic drain, waste, and vent pipe and fittings. Covered fittings are subjected to hydrostatic burst pressure and impact-resistance testing.

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  • ASTM F1498

    This specification establishes requirements for dimensions and gaging of taper pipe threads used on threaded plastic pipe and fittings.

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  • CSA B125.2

    This Canadian Standard (harmonized with ASME A112.18.2) has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.

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  • NSF 61

    NSF/ANSI 61 addresses the human health effects of drinking water system components. This performance-based standard evaluates the amount of contaminants that leach from the products into potable drinking water. The origin for this standard was lead reduction/ removal. Any lead that elutes into the water at over 0.25% fails this standard.

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  • NSF 372

    NSF/ANSI 372 establishes a standardized methodology for the determination and verification of product compliance to minimize lead contaminants. This standard is consistent with the United States Safe Drinking Water Act (SDWA) and its lead-free plumbing requirements, as well as the requirements of individual U.S. states such as California.

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Models DH152 / DH154 / DH158
Material White PVC
Inputs 1/2" Female NPT (Qty 2, 4, or 8)
Diameter 4"
10.16 cm
Height 4"
10.16 cm
Weight 7.6 oz
215.5 g
Max Operating Temperature 140º F
60º C
Typical Medium Water
Vertical Orientation Yes
Continuous or Intermittent PSI Yes