This round prefab chimney cleaning brush with 3/8" NPT consists of 0 .050" Prostran bristles for cleaning prefab fireplaces from the bottom. They are flexible, allowing them to more easily pass through the damper. These brushes have a 3/4" loop on one end and a 3/8" NPT on the other end.
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 www.P65Warnings.ca.gov.