Simplified Maintenance: Direct replacement design reduces labor time during damper actuator overhauls

Quiet Operation: Fan-powered design is optimized for noise reduction

Modular Bus Connection: Sliding edge-connectors reduce installation time and cabling complexity for multi-unit banks

if the wiring is intact and the ambient temperature is within the -30°F to 220°F range

Built to withstand the thermal stresses of continuous duty cycles

Laars Heating Systems 2400-451 Valve Kit 323269-701 Simplified Maintenance: Direct replacement designThe Laars Heating Systems 2400 451 Valve Kit is a critical OEM component designed specifically for boiler condensation prevention. As a veteran technician, you know that maintaining proper return water temperatures is essential to protecting the heat exchanger from the corrosive effects of flue gas condensation. This anti condensing valve kit acts as a thermal bypass, ensuring the Laars Pennant boiler or Endurance series unit reaches a safe operating