RED-WHITE VALVE CORP.  |  SKU: 30078539  |  MPN: 3431LAB 3/4

3431LAB Lead Free Brass EzPress Tankless Water Heater Valve Kit

🔴 Extended Reach Press-Connect Pro

  • Long-body EzPress design solves tight-space installations where standard valves fail
  • Red-handle hot-side identification (NSF 61/372 certified) prevents errors

⚡ Installer-Ready Performance

  • 50% faster installs vs soldered valves - no torch required
  • Maintains full ¾" port flow despite extended reach design

🛠️ Complete Tankless Solution

  • Integrated 200K/500K/2.7M BTU relief valve + drain port
  • 600# WOG rated lead-free brass with maintenance-free PTFE seats

(Professional Press-Connect Solution for Tight Tankless Installations)

EXTENDED REACH MEETS EASY INSTALLATION

 Long-body press-connect design reaches where standard valves can't
 Red-handle identification ensures proper hot-side installation
 600# WOG rated lead-free brass (NSF/ANSI/CAN 61 & 372 certified)

KEY FEATURES

🔴 Hot Water Specialist

  • Extended body solves clearance issues in tight spaces
  • EzPress × FNPT connections eliminate soldering (ASME B1.20.1 compliant)
  • Full-port design maintains maximum flow capacity

🛠️ Professional-Grade Construction

  • Lead-free brass body (ASTM B927 C27450)
  • Virgin PTFE seats for smooth ¼-turn operation
  • Blow-proof stem with adjustable packing

⚡ Complete System Ready

  • Integrated ¾" relief valve port
  • Hose-end drain/purge valve with protective cap

TECH SPECS

  • Operation: ¼-turn ball valve
  • Pressure: 600 PSI WOG (water, oil, gas)
  • Connection: EzPress × FNPT
  • Certifications: AB1953, NSF-61, NSF-372

WHY CHOOSE THIS VALVE?

 50% faster installs vs soldered valves
 Space-saving extended reach for tight spots
 All-in-one includes relief + drain ports
 Maintenance-free PTFE seats and brass construction

Ideal For:

  • Compact tankless water heater installations
  • Commercial plumbing retrofits
  • Lead-free potable water systems
  • Order Note: Specify required BTU relief model

Optimized Features:

  • Press-connect advantage highlighted first
  • Space-saving benefits emphasized
  • Professional-grade materials called out
  • Clear capacity options for easy selection

Di m e n s i o n , We i g h t

Size ΦNPT [in] ΦSC [in] Φ [in] ΦP [in] A [in] B [in] C [in] H [in] Wt.* [lb]
3/4" 3/4 - 14NPT 3/4 - 14NPT 0.86 0.73 4.78 2.35 1.14 1.66 1.80 / 1.68


Component Pressure/Temperature Rating
Valve body and stem 600 psi from 15°F to 160°F
150 psi max. at 366°F
Press connections 250 psi from 15°F to 160°F
150 psi max. at 250°F

Material

Part # Component Material Specification
1 Body Lead Free Brass
ASTM B927 C27450
2 Fixed end DZR Lead Free Brass
ASTM B927 C27453
3 Ball Lead Free Brass / Cr plated
ASTM B927 C27450
4 Seat PTFE
PTFE
5 O-ring EPDM Perox
NSF approved
6 Stem Lead Free Brass
ASTM B927 C27450
7 Packing ring PTFE
PTFE
8 Packing nut Brass
ASTM B124 C37700
9 T-handle Aluminum
ASTM B85
10 Handle nut Steel /Zn plated
ASTM A36
11 Handle screw Steel /Zn plated
ASTM A36
12 Handle Aluminum
ASTM B85
13 Stem Lead Free Brass
ASTM B927 C27450
14 Union nut Brass
ASTM B283 C37700
15 Union Lead Free Brass
ASTM B927 C27450
16 O-ring EPDM Perox
NSF approved
17 Cap retainer Rubber
-
18 Drain cap Brass
ASTM B283 C37700
19 Drain gasket EPDM Perox
NSF approved
20 Ball Lead Free Brass / Cr plated
ASTM B927 C27450
21 Seat PTFE
PTFE
22 Fixed end Lead Free Brass
ASTM B927 C27450
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