Honeywell L641B Pipe Thermostat – Honeywell Thermostats.
The Honeywell L641B Pipe Thermostat is a control Thermostat designed to provide high or low limit or frost protection in heating and hot water systems.
Honeywell L641B Pipe Thermostat Features:
•Ideal for pumped systems
•Tamperproof adjustment option
•High & low limit models
•Bi-metal strip sensor
•Surface mounted