Lochinvar 100208407 Blocked Flue Safety Switch

The Lochinvar 100208407 is a blocked flue safety switch designed for use with Lochinvar boilers and water heating systems. This critical safety component monitors flue gas venting and automatically shuts down the heating system if a blockage or improper venting condition is detected, preventing dangerous exhaust gases from entering the building.

Key Features:

• Automatic safety shutdown protection when flue blockage is detected
• Prevents carbon monoxide and combustion gas backdraft
• Genuine Lochinvar OEM replacement part ensures proper fit and function
• Designed for reliable operation in demanding heating applications
• Factory-specified component for maintaining system warranty compliance

This blocked flue switch is an essential safety device that protects both the heating equipment and building occupants. Regular inspection and replacement of safety controls like this switch is critical for maintaining safe and efficient boiler operation.