Firestopping Accessories

See UNIQUE’s complete line of parts and accessories to firestop fire-rated barriers.

Core Bore Firestop System


Unique Core Bore Firestop and Seal System is a revolutionary way to firestop, water and smoke seal abandoned (empty) core holes in concrete slabs or walls. Now in 9 sizes. Drop it in the hole with a bead of our Silicone Firestop Sealant and forget it. Can be walked on after installation.
NO TOOLS REQUIRED. Multiple UL listings for this system.


Intumescent Putty Fill Kit


Our systems come with enough UNIQUE Intumescent Putty for a minimum 25% and maximum 48% cable load. This fill kit is only for UNIQUE Sleeve Systems, and only when extra putty is needed. 16 cubic inches of intumescent putty with indefinite shelf life.


Intumescent Firestop Pillow


UNIQUE Intumescent Pillows are each 2” x 6” x 9” and designed to firestop large openings made for cables and cable trays. 3 hour rating. UL Certified. Simple to install.


Firestop Putty Pad


UNIQUE Putty Pads are 7” x 7” x 1/8” intumescent firestopping pads. They are made to seal around electrical boxes in fire-rated walls. UL rated for up to 2 hours in gypsum firewall systems. Easy to install.


Silicone Firestop Sealant


Silicone Firestop Sealant is a flexible firestopping sealant for use in through penetrations and joints in firewalls. This versatile product excels in applications where greater water resistance and flexibility is required. For use with our Core Bore Firestop.


UNIQUE Firestop Caulk


UNIQUE Firestop Caulk is a general purpose firestopping sealant that conforms to UL 1479 standards for multi-family and commercial fire stop applications. A staple in every firestop contractor’s toolbox. Don’t leave home without it!


UNIQUE Firestop Pipe Collar


UNIQUE Firestop Pipe Collar fire stops plastic pipes in fire-rated floors and walls. Sizes for 1.5″, 2”, 3”, 4″, 5″, or 6″ pipes in stock. Quick and easy to install. A real problem-solver!


Future Proof Plates


UNIQUE Future Proof Plates are firestop tools used to predesign future cable needs in new construction. Engineered to eliminate gnashing of teeth after installation. Special Order only. Call us to ensure the correct specs. 251-960-5018.

Bulkhead Plates


Bulkhead Plates are a custom-made Special Order Item. They work as the inside washers for our Split Sleeve Systems to repair large holes and/or multiple cable penetrations in one area.

Smooth Endcaps for Empty Sleeves


UNIQUE Smooth Endcaps seal the ends of our empty Smooth Firestop Sleeve Systems in new installations or in abandoned sleeves. Sets of 2.


Threaded Endcaps for Empty Sleeves


UNIQUE Threaded Endcaps are designed for sealing the ends of abandoned sleeve systems that are threaded, including the UNIQUE Threaded Firestop Sleeve. Available in 1-2-4 inch sizes. Sets of 2.


Retrofit Metal Electrical Box: Single Gang


Our Retrofit (old work) Metal Electrical Box is a firestopping electrical box for a new wire or cable outlet below the grid on an existing firewall. It works with our Box Pad and Plate Guard.

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