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Grainger Haws Thermostatic Mixing Valve, Brass, 31 GPM, 1-1/4 in. NPT

Catalog No. 502791683
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This thermostatic mixing valve is designed to supply tempered water to emergency shower and eyewash fixtures with a flow rate of up to 31 GPM (117.3 L). It utilizes a paraffin-filled thermostatic element to maintain precise temperatures and features a durable brass construction with lime and calcium-resistant components to ensure longevity and reliable operation.

  • Thermostatically mixes hot and cold water for emergency equipment
  • Features an efficient funnel design to improve mixing and temperature control at low flow rates
  • Includes a cold water bypass flow rate of 20 GPM
  • Equipped with internal check stops and oversized valve seats
  • Shuttle design eliminates valve sticking for consistent performance
  • Factory set to an outlet temperature of 85°F (29°C)
  • Maximum operating pressure of 125 psi (8.62 bar)
  • Designed for 1-1/4 in. NPT(F) inlet and outlet connections
Catalog No. 50-279-1683 Supplier Grainger Supplier No. 16D415
May include imposed supplier surcharges.
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This thermostatic mixing valve is designed to supply tempered water to emergency shower and eyewash fixtures with a flow rate of up to 31 GPM (117.3 L). It utilizes a paraffin-filled thermostatic element to maintain precise temperatures and features a durable brass construction with lime and calcium-resistant components to ensure longevity and reliable operation.

  • Thermostatically mixes hot and cold water for emergency equipment
  • Features an efficient funnel design to improve mixing and temperature control at low flow rates
  • Includes a cold water bypass flow rate of 20 GPM
  • Equipped with internal check stops and oversized valve seats
  • Shuttle design eliminates valve sticking for consistent performance
  • Factory set to an outlet temperature of 85°F (29°C)
  • Maximum operating pressure of 125 psi (8.62 bar)
  • Designed for 1-1/4 in. NPT(F) inlet and outlet connections
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