Popular 1" Deep PVC Ceiling Joint Box

Designed specifically for heavy concrete slab casting and multi-directional conduit routing, the Popular 1" Deep PVC Ceiling Joint Box offers an extended cylindrical housing to prevent wire crowding during ceiling installations.

Key Features:

• Deep Cylindrical Profile: Extra vertical volume allows neat, strain-free wire splices and easy cable pull-through

• 4-Way Molded Outlets: Precision-fitted 1-inch hub entries support multi-directional conduit connections

• Heavy-Duty Rigid PVC: Built to withstand concrete pressure, moisture, and alkaline corrosion during slab pouring

• Smooth Internal Cavity: Eliminates sharp edges to prevent cable insulation damage during wire fishing

• Ideal For: Concealed roof slab wiring, main ceiling junction points, and commercial building electrical layouts