|Duct Size (In.)||4 1/2 x 18 1/2 to 10" Round|
|Construction Material||30-gauge Galvanized Steel|
|Remarks||For Connecting a Rectangular Duct to a Round Duct|
|For Use With||4TR56, 4TR57, 4TR58, 4TR59,4TR60, 4TR61, 4TR62 and 4TR63|
- Designed for 3" and 4" ductwork. Use to vent heat, moisture, and odors from bathrooms, showers, and recreation rooms.