Metacaulk® Firestopping Joint Strip is a flexible, highly intumescent firestop material used in concrete and masonry control joints up to 1″ wide. It forms a strong char that prevents the passage of flame, smoke, and hot gases between control joints.

Joint Strips are ideal for stadium construction, tilt-up panels, curtain wall panels, and all vertical concrete and masonry construction joint applications where a fire-rated control joint is required.

Complies with the Required Environmental Testing of Accelerated Aging and High Humidity as per UL 1479 Fire Test of Through-Penetration Firestops.

Metacaulk® Joint Strips Features

• Easy to install
• Cost-effective
• Versatile, Flexible
• Highly intumescent (multiple staged)
• Forms a strong char to prevent the passage of flame, smoke, and hot gases
• May be covered with any color standard architectural caulk

Firestopping Essentials That Work Together

When it comes to passive fire protection, these products are often purchased together to get the job done right:

• Wrap Strips – For sealing penetrations and pipe openings
• Joint Strips – Ideal for construction joints and seams
• Box Guards & Cover Guards– Protect electrical boxes and outlets
• Putty Pads & Sticks – Quick, moldable solutions for tight spaces

Contact us for more information on firestopping options.