Venting

SELKIRK TYPE B VENT PIPE SIZE DECREASER- 6" TO 5" ROUND VENT

Id: MB 6 X 5 RED

SELKIRK TYPE B VENT PIPE SIZE DECREASER- 7" TO 6" ROUND VENT

Id: MB 7 X 6 RED

SELKIRK TYPE B VENT PIPE SIZE DECREASER- 8" TO 7" ROUND VENT

Id: MB 8 X 7 RED

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 3" TO 5" ROUND VENT

Id: MB 3 X 5 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 3" TO 6" ROUND VENT

Id: MB 3 X 6 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 4" TO 5" ROUND VENT

Id: MB 4 X 5 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 4" TO 6" ROUND VENT

Id: MB 4 X 6 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 6" TO 7" ROUND VENT

Id: MB 6 X 7 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 6" TO 8" ROUND VENT

Id: MB 6 X 8 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 7" TO 8" ROUND VENT

Id: MB 7 X 8 INC

SELKIRK TYPE B VENT PIPE SIZE INCREASER- 8" TO 10" ROUND VENT

Id: MB 8 X 10 INC

SELKIRK TYPE B VENT ROUND PIPE - 3" x 12"

Id: MB 3 RV 12