TufBox heavy wall boxes are designed to be more rigid than standard boxes to resist cracking, breaking or flexing. Molded with specially formulated thermoplastic material, these boxes will hold up in extreme conditions. Available in the most common sizes and with the same mounting and wire entry features as standard boxes.

• For use in retrofit (old work) applications where the wall is enclosed
• Larger wire fill capacity
• Designed to nest for easy carrying and storage
• Non-corrosive and non-conductive
• Includes 8 NM cable clamps for sheathed cable
• UL 514C and UL 263 2-hour fire wall rated