SELKIRK TYPE B VENT PIPE SIZE INCREASER- 3" TO 5" ROUND VENT
ID: MB 3 X 5 INC
SELKIRK TYPE B ROUND VENT
- 3" X 5" VENT SIZE INCREASER
- USED TO TRANSITION SYSTEM FROM 3" VENT TO 5" VENT
- ALUMINUM INNER WALL
- GALVANIZED OUTER WALL
- DOUBLE-WALL DESIGN WITH 1/4" UNIFORM AIRSPACE
- SNAP LOCK COUPLER
- SECURE CONNECTION WITH 360° ROTATION FOR PERFECT ALIGNMENT
- DIE FORMED MALE END ELIMINATES SHARP EDGES
- FOR USE WITH TYPE I APPLIANCES
- 1" CLEARANCE TO COMBUSTIBLES
- LISTED TO UL 441 IN THE US
- ORDER IN EACHES
