Adding a variable speed blower like the FBB4 to your firebox to help circulate the warm air throughout the room. When adding the FBB4 Variable Speed Blower to your Vail Firebox, the FBBX Blower Extension is required. 

Compatible with Empire Systems millivolt or intermittent pilot models.

What's Included

• Wire Extension Kit
• Switch Bracket and Wiring Harness

Not Included (Sold Separately)

• Screws