Metalbest OV 4" Type B Oval Gas Vent Firestop Spacer for 2x4 Wall

4" Type B Oval Gas Vent Firestop Spacer for 2x4 Wall from the OV Collection

The firestop spacers center vent in 16" o.c. stud space and serve as a firestop at the ceiling level. This is a required component for Type B-2x4 and multi-story Type BW installations.

The OV series offers oval gas vent pipe and fittings and can be used for Type B, Type B 2x4, Type BW and Type B 2x6 depending on the pipe size. It features a snap together die formed ends, and is UL 441 listed. Note: Special factory supplied parts are required to use 4" OV as Type BW vent.

Features:

• Materials: Aluminum inner and Galvanized steel outer pipe
• Minimum Safety Clearance to Combustibles:
  • 1" for diameters of 3" to 24"
  • 2" for diameters 26" to 48"
• Fuels: Gas
• UL Listed: UL 441
• Warranty: Lifetime Limited Warranty