- Hole size is 3 1/2 inch
- Size shown is 3/4 water and 3/8 air barbed body.
- Body includes nut and alignment ring, no gasket.
- Body protrudes 4 1/2 inches behind tub wall, needs 4 1/2 inch flat area to mount.
- TIP: To install use 100% silicone on tub side.