American Metal 4FC3 4"X3' Single-Wall Gas Vent Connector

Single-wall corrugated aluminum easily connects from the appliance to AmeriVent Type B gas vent. May be compressed 4 inches per foot to shorten lengths. Sturdy galvalume ends offer AmeriVent's proven snap-lock design. This product can only be used in the room with the equipment in occupied spaces, not in unoccupied spaces such as attics or crawl spaces. It cannot be used to pass through a wall, roof or ceiling, and cannot be totally enclosed.

• Sizes: 4"
• Lengths: 3'