This Lochinvar orifice is a precision-engineered component designed to control the flow of gas in heating systems. It is made from high-quality, durable materials that ensure long-lasting performance and reliability. The orifice features a specific hole size that determines the rate at which gas can flow through it. This part plays a crucial role in maintaining the correct air-fuel mixture for efficient combustion in Lochinvar heating systems. It is compatible with various models of Lochinvar heaters, making it a versatile replacement part for maintenance and repair tasks.