Watts 0858536 Air Scoop 320720-756 The Reznor 203933 Pressure Switch

The Reznor 203933 Pressure Switch is a critical safety component designed for precise airflow monitoring in commercial and industrial heating and ventilation systems

the Reznor 126101 ensures stable signal transmission in high-temperature environments

or coal-fired heating systems using an 8-inch flue

Safety Certified: Features IP20 finger-safe terminals and mirror-certified auxiliary contacts for enhanced reliability

supporting modern system retrofits

Watts 0858536 Air Scoop 320720-756 The Reznor 203933 Pressure SwitchThe Watts 0858536, also known as the AS 1 1 4 air scoop, is a fundamental component for professional hydronic heating system maintenance and installation. Engineered with a rugged cast iron body, this air separator is designed to efficiently remove air from the water stream, preventing the common service calls associated with noisy pipes and uneven heat distribution. Operating at a maximum pressure of 125 psi and capable of handling a maximum