6'' Selkirk Trim Plate Spacer is used to trim your ceiling, closing off the airspace around the pipe when the chimney is supported from above and extended down into room. Used to trim bottom end of chimney length supported from above and extended down into room. Also used in conjunction with firestop/joist shield.
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Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause c