413-040 AIR VALVE GASKET DISC 5 3/4 IN

This is a complete gasket disc assembly that provides an airtight seal on the air intake of the Wood Gun. Typical replacement cycle is 3 – 5 years. Keeping the disc clean will help prolong life. A leaking air valve can result in a smoldering fire and condensation in the Cyclone Ash Separator or the heat exchanger inside the boiler. This assembly includes the following parts:

• Outer disc 5-3/4″, [412-131A]
• Silicon Disc 5-3/4″, [412-145]
• Inner Disc 4″, [412-132A]