Johnson Controls R-3710-2007 Coupling this heavy-duty heat-responsive device is

this heavy-duty heat-responsive device is essential for maintaining the UL safety rating of FOVHN series fire dampers

Designed for high-performance compatibility

Compare the reading to the manufacturer’s Goodman thermistor resistance chart based on current ambient temperature

preventing nuisance drop-outs in residential and commercial heating equipment

Johnson Controls R-3710-2007 Coupling this heavy-duty heat-responsive device isThe Johnson Controls R 3710 2007 is a high precision . 007" Restrictor Coupling engineered for critical flow regulation within pneumatic control systems. Designed as an inline straight coupling, this component features integrated barbed fittings specifically sized for 1 4 inch O. D. polytubing. For veteran technicians managing complex HVAC pneumatic controls, the aqua color coding provides immediate field identification of the 0. 007 inch (0. 18 mm)