Honeywell TP971A2191 Pneumatic Day/Night Thermostat for Heating and Air Conditioning Systems old-gtin_32279646961775 Compatible Models: Various models including

Compatible Models: Various models including GCS and 10GCS series

Featuring advanced control for hydronic systems within the HVAC industry

This unit is specifically made for compatibility with different models

MPN: 3F01-150

Honeywell TP971A2191 Pneumatic Day/Night Thermostat for Heating and Air Conditioning Systems old-gtin_32279646961775 Compatible Models: Various models includingProduct Description The Honeywell TP971A2191 is a pneumatic day night thermostat designed specifically for use in two pipe, direct acting, single temperature heating and air conditioning systems. It offers reliable performance with a scale range of 60 to 90 degrees Fahrenheit during the day and 50 to 75 degrees Fahrenheit at night. Day and night temperature control for enhanced HVAC efficiency Throttling range between 2 and 10 degrees Fahrenheit