AmeriVent 8HS-RSA12 Roof Support Box, Black

For exposed-beam ceiling installations. Available in flat to 6/12 pitch (Standard) and for steeper pitches of 7/12 to 14/12. Can be used up to 22/12 with double wall connector. Use ceiling support when chimney is to be installed in standard ceiling. Contains stainless steel matte black single wall adaptor.

For exposed-beam ceiling installations. Available in flat to 12/12 pitch (standard) and for steeper pitches of 13/12 to 18/12 pitch and 19/12 to 24/12 pitch. Use ceiling support when chimney is to be installed in standard ceiling. Contains stainless steel matte black single wall adaptor.Features 3-wall Size - 8 in. Item weight - 9.13 lb. - SKU: ORGL28352