Lochinvar Heat Exchanger Access Door Kit

The Lochinvar Heat Exchanger Access Door Kit is an OEM replacement part for Lochinvar commercial gas water heaters and condensing boilers. The access door, also called the heat exchanger door or combustion chamber door, seals the heat exchanger and burner area. It can be removed for inspection, cleaning, and service.

Key Features:

• Genuine Lochinvar OEM replacement part, made to factory specifications
• Restores the sealed access point to the heat exchanger and burner compartment
• Lets technicians reach the heat exchanger for inspection, cleaning, and maintenance
• Helps maintain proper combustion chamber integrity and efficient heat transfer
• Offered in multiple configurations to match different Lochinvar heater and boiler models

Replacing a worn, damaged, or leaking access door with a genuine Lochinvar kit helps keep the unit operating as designed. Choose the correct variant for your Lochinvar model using the part number options on this page.