Intumescent Fire-Rated Putty Pad 7"x7" – Everkem UL Classified Firestop

High Demand Item – Frequently Reordered by Contractors

The Everkem Intumescent Fire-Rated Putty Pad provides passive firestop protection for electrical outlet boxes and similar penetrations in fire-rated wall assemblies. When exposed to heat, the intumescent material expands to seal the void and prevent fire and smoke passage. UL classified for commercial firestop applications — fast to install and built for code-compliant construction.

Applications

• Electrical outlet and switch box firestop
• Fire-rated wall assemblies
• Commercial and residential construction
• New construction and retrofit installs

Key Features

• Intumescent material expands under heat to seal box void
• UL classified for fire-rated wall assemblies
• Simple installation — wraps around electrical box
• No curing time required
• Designed for code-compliant firestop systems

Frequently Asked Questions

Is this UL classified?

Yes. These putty pads are UL classified for use in fire-rated wall assemblies.

What size electrical boxes fit this pad?

Designed for standard 7" x 7" applications — verify box dimensions before ordering.

Does installation require special tools?

No. The pad wraps around the back and sides of the electrical box and installs by hand.

Can this be used on both sides of a wall?

Follow the UL listed assembly instructions for your specific wall type and configuration.

Why Contractors Choose This Product

• UL classified for commercial firestop applications
• Reliable fire and smoke protection at penetrations and joints
• Fast application reduces time on each firestop install
• Trusted by contractors and passes inspector review
• Bulk pricing available for large projects

Built for commercial firestop applications, these putty pads deliver reliable intumescent protection at electrical penetrations where code compliance matters most.

Ideal for contractors and commercial construction projects requiring fire-rated electrical box sealing solutions.