If installing in a high-moisture or outdoor environment

Features durable sealing materials designed to resist chemical degradation from common refrigerants and lubricants

For furnace technicians performing an OEM-grade repair

making it a critical component for field technicians performing system overhauls

Lochinvar & A.O. Smith 100111186 Valve 320788-702 If installing in a high-moistureThe Lochinvar 100111186 Natural Gas Valve and Venturi Assembly is a critical OEM component designed for high efficiency condensing boilers and water heaters. This integrated gas air ratio control assembly ensures precise fuel delivery and optimal combustion across the burner's modulation range. Engineered for Lochinvar Knight and A. O. Smith commercial units, this assembly features a robust solenoid gas valve mated to a high precision venturi,