The Master Flow 4 in. Ceiling Collar has a slightly oversized opening to accommodate the 4 in. pipe. This collar is designed for use as a finishing piece to help hide surface imperfections where a 4 in. pipe passes through a ceiling, wall or floor. It is made of 30-Gauge, galvanized steel to provide strength and durability.
- Made of 30-Gauge, galvanized steel for strength and durability
- Designed for use as a finishing piece to cover imperfections where 4 in. pipe passes through a ceiling, wall or floor
- Slightly oversized opening to accommodate 4 in. pipe
- Use appropriate surface fasteners for proper installation (not included)
- Maximum temperature rating of 390°F, minimum temperature rating of -100°F