Apollo Valves 34-200 Series Tempering Valves

Mixing Valves | Hot Water Extender

The Apollo 34-200 Series Thermostatic Mixing Valve provides non-ASSE extension of water heater capacity and hot water temperature control in hydronic heating systems. Available in low or high temperature options for floor or baseboard applications.

Apollo Valves 34-200 Series Tempering Valves
34-200 Series Tempering Valves


  • Standard Temperature Range (120°F-180°F)
  • Low Temperature Range (85°F-120°F) – L1 Option
  • Fingertip Temperature Control
  • Replaceable thermal element
  • Solder connections are standard
  • Made in USA – ARRA compliant


  • 01 (Standard Temp 120°F – 180°F)
  • L1 (Low Temp 85° – 120°F)

Standrad Materials List

Body ASTM B584 Bronze
Shuttle Scale Resistant Noryl® Polymer
Sensor Copper / Wax filled
O-Ring Chloramine Resistant EPDM
Spring ASTM A313 Stainless Steel
Cap ABS Polymer

Ref: http://www.apollovalves.com
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