Dwyer Instruments 1211-36 Slack Tube Manometer 319825-402 The 1190589 features a robust

The 1190589 features a robust ball bearing design and a 5-pin connector for seamless integration with existing control boards

Smith and Lochinvar configurations

Seamless System Logic: Restores dependable communication between the sensor probe and the DDC controls

which relies on the system's airflow to maintain optimal operating temperatures for the Class B insulation

and 94 series boilers

Dwyer Instruments 1211-36 Slack Tube Manometer 319825-402 The 1190589 features a robustThe Dwyer Instruments 1211 36 Slack Tube Manometer is a field proven U tube manometer designed for technicians who require laboratory grade precision in a portable, rugged format. Featuring a dual column range of 18 0 18 inches w. c., this instrument is specifically engineered for duct static pressure measurement, filter monitoring, and setting precise damper positions. The flexible vinyl plastic columns and spring steel scale allow the unit to roll