194-3052 Siemens Kit

This Powerstar Retroline Day/Night Retrostat Pneumatic Room Thermostat Chassis is a 2-pipe, Dual Set Point, Reverse Acting, Day 13 psi, Night 18 psi with a Fahrenheit scale. Replaces Honeywell TP971B101 and TP971B104.; The Siemens 194-3052 RETROSTAT HONEYWELL D/N RA