What is the maximum close-off pressure for this 3

The valve is rated for a maximum pressure of 0

For contractors managing safety shutoff valve replacements

ensuring stable operation in demanding indoor air handler applications

85" WC pressure switch actuation point

Trane BLW1441 Blower Assembly 318423-701 What is the maximum close-offThe Trane BLW1441 Blower Assembly is a high performance genuine OEM component engineered for precision airflow in commercial and industrial HVAC systems. When you are troubleshooting erratic CFM or static pressure issues in a Trane air handler or rooftop unit, a full assembly replacement ensures the blower wheel and housing tolerances match factory specs, preventing premature bearing failure. This Trane replacement blower is built for continuous duty