Plastic is vented at how many inch intervals along the center line when using plastic fire clay for burner cone installation?

When installing a burner cone with plastic fire clay, venting is crucial to ensure proper air circulation and the prevention of pressure buildup. The practice dictates that venting should be done at 2-inch intervals along the center line. This specific interval facilitates effective gas and air flow, which helps to eliminate potential hotspots and ensures an even burning process. The 2-inch interval allows for adequate drainage of moisture that might be present in the plastic fire clay, which is essential for maintaining the integrity of the burner installation. This strategic approach to venting minimizes the risk of failure due to inadequate ventilation and supports the overall efficiency of the burner operation.