This wind directional chimney flue cap helps prevent problematic downdrafts in the fireplace. This proven solution is ready to connect to Ventis Class-A chimney pipe. When installed, the pivoting hood is kept in proper position, relative to the wind, by the vane. Air movement past the hood creates a partial vacuum in the flue, enhancing efficiency and helping to prevent downdraft.
WARNING: Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause cancer. For more information go to .
