Endot SP104 1.50 inch aluminum coupler for 1.50 inch diameter riser and plenum rated inner duct. range 1.800 inch to 2.010 inch. Designed for smooth wall, ribbed, or corrugated duct.
- Use on riser or plenum rated Innerduct.
- Used to join two pieces of Innerduct.
- Air tight for pressurized cable propulsion systems.