providing reliable emergency safety relief for commercial and residential boilers

the integrated thermometer

It is designed to communicate specifically with compatible York control boards rather than generic universal interfaces

It serves as a direct replacement in systems requiring a 2-wire connection to the heater control circuit

Taco 433-5 Air Scoop 319825-402 providing reliable emergency safety reliefThe Taco 433 5 Air Scoop is a 1. 5 inch cast iron air separator designed to maintain a noiseless, air free hydronic heating or cooling system. As the direct replacement for the legacy Taco 433, this specific model features an engineered baffle that intentionally disrupts water velocity. By slowing the flow, it forces entrained air out of the solution, allowing bubbles to rise into the top collection chamber for efficient venting. This process is