Home » Red-White 3431AB Lead-Free Tankless Hot Ezpress – Threaded FNPT – 3/4"–1"
Red-White Valve Corp.

Red-White 3431AB Lead-Free Tankless Hot Ezpress – Threaded FNPT – 3/4"–1"

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SKU: 3431AB 1
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$154.22

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  • ✔ In Stock — Ships Same Day or Next Business Day
  • ✔ Trusted by contractors and industrial buyers
  • ✔ Bulk pricing available — Request a Quote
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Contact us for contractor pricing or large quantity discounts →
✔ In Stock – Fast Shipping from Multiple U.S. Warehouses
✔ Contractor-Grade Tankless Water Heater Valve Kit – Built for Daily Use
✔ Reliable, No-Failure Operation
✔ Trusted by Pros – Not Consumer-Grade
High Demand Item – Frequently Reordered by Contractors

The Red-White 3431AB is a lead-free brass tankless water heater valve kit built for isolation and service connections for tankless water heater installations. Red-White Valve Corp. manufactures this series for daily commercial and industrial service.

Physical characteristics: Lead-Free Brass body, Threaded FNPT connections, available in 3/4"–1". Full technical data is in the spec sheet linked below.

Applications

  • Isolation and service connections for tankless water heater installations
  • Commercial plumbing and mechanical systems
  • Industrial process and utility piping
  • Maintenance, repair, and replacement (MRO) work
  • New construction and retrofit projects

Key Features

  • Lead-Free Brass body
  • Threaded FNPT connections
  • Sizes from 3/4"–1"
  • Full port
  • Blow-out proof stem
  • Integral hose end drain/purge valve
  • 14 Union nut Brass ASTM B283 C37700
  • 15 Union Lead Free Brass ASTM B927 C27450

Specifications

Brand Red-White Valve Corp.
Series 3431AB
Body Material Lead Free Brass
Connection Threaded FNPT
Size Range 3/4"–1"
Certifications ASME B1.20.1-NPT); AB1953, NSF/ANSI/CAN 61 & 372 certified; ASTM B927 C27450; ASTM B927 C27453; ASTM B124 C37700; ASTM B85
Spec Sheet https://redwhitevalvecorp.com/pdfs/3430LAB.pdf

Frequently Asked Questions

Q: What sizes does the Red-White 3431AB come in?
A: This series is available in 3/4"–1". All available sizes and configurations are listed in the variant selector above.
Q: What material is the 3431AB made of?
A: The body is Lead-Free Brass. Full material specifications are on the spec sheet linked below.
Q: Do you offer contractor or bulk pricing?
A: Yes. Buy in volume and save, or contact us at sales@pvfpro.com for contractor pricing on quantity orders.
Q: Where can I find the full spec sheet and technical data?
A: The manufacturer spec sheet is linked in the Technical Documents section below.

Why Contractors Choose This Product

  • Genuine Red-White Valve Corp. product – no substitutes
  • Stocked in U.S. warehouses for fast turnaround
  • Series-standard components for easy reorder and replacement
  • Contractor-focused service with bulk pricing available
✔ In Stock – Ready to Ship
✔ Bulk Pricing Available
✔ Fast Shipping from Multiple U.S. Warehouses
✔ Built for Contractors, Not DIY

Technical Documents

Document Type Download
Product Spec Sheet View / Download (PDF)