This part is compatible with select Reznor UDAP and UDAS power-vented gas-fired heaters

The ST-3 is designed for legacy System Sensor units

What does the white color code signify

This is the individual 8-inch high-tension ignition wire

providing a long-term fix for aging zone control hardware and ensuring optimal HVAC zone control performance in residential and commercial steam or hot water applications

Raypak 800203B Header Gaskets This part is compatible withMaintaining a leak free seal between the heat exchanger header and the manifold is critical for system pressure and thermal efficiency. The Raypak 800203B Header Gaskets are high temp rated components engineered specifically for a precise fit in residential pool heaters and commercial hydronic systems. These gaskets feature a 3 4 inch inside diameter and a high performance composition capable of withstanding the rigorous thermal cycling of gas pool