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Webstone Tankless Water Heater Valves


For Quick, High-Quality Installations

  • Set of two compact, heavy-duty forged brass valves
  • Full port main flow channel
  • Large drain port outlets
  • Pressure relief valve
  • Aluminum handles color-coded for hot & cold
  • Uniquely-designed lever/wing handle
  • Fewer leak paths and easy cleaning & flushing

Documentation: Webstone_EXP TWH.pdf


Part No. Qty Unit Price
↓ Order ¾" valves for Domestic H2O loop, Order 1" valves for Heating loop↓
↓   Webstone Isolator EXP Tankless Water Heater Service Valves   ↓
44444WPR3 1" IPS Lead-free Isolator EXP E2 with 30 PSI PRV (for radiant heat side of system) $168.10
44443WPR 3/4" IPS Lead-free Isolator EXP E2 with 150 PSI PRV (for domestic water side of system) $95.30
45443WPR 3/4" IPS Lead Free Isolator EXP E3 w/150 PSI PRV (for domestic water side of system) $108.71
↓   Watts Tankless Water Heater Valve Set   ↓
LFTWH-UT-HCN-RV 3/4" LFTWH-UT-HCN-RV Tankless Water Heater Valve Set (female threaded) $145.08

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