Description
Product Overview
The Lochinvar & A.O. Smith 100275600 is an OEM 3″ PVC flue adapter designed for use with compatible Lochinvar and A.O. Smith water heaters and boilers. This adapter features a built-in combustion analyzer port, allowing technicians to perform accurate flue gas analysis and combustion efficiency testing without the need for additional fittings or modifications to the venting system.
Key Features
- OEM replacement part for Lochinvar and A.O. Smith equipment
- 3″ PVC construction for durable, corrosion-resistant venting connections
- Integrated combustion analyzer port for convenient flue gas sampling
- Enables accurate combustion efficiency and emissions testing
- Ensures proper fit and performance with compatible equipment
- Supports compliance with combustion analysis and maintenance requirements
Applications
- Residential and light commercial water heaters
- Condensing boilers and water heating systems using PVC venting
- Service, maintenance, and commissioning of Lochinvar and A.O. Smith units
Why Choose OEM Parts?
Using genuine OEM components like the 100275600 ensures proper fit, reliable sealing, and maintains equipment warranty compliance. The integrated analyzer port simplifies service calls by providing immediate access for combustion testing — a must-have for HVAC and plumbing professionals servicing high-efficiency condensing equipment.







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