Whitfield 3 Quick Disconnect Gasket. This gasket has a 3 round hole in the center. This is one gasket. Fits the following Whitfield pellet stove models:

• Advantage Plus FS - (WP7)
• Advantage Plus Insert - (WP7)
• Cascade - (WP5)

Whitfield part number 61040040.

OEM Lennox part.

May fit other models not listed.