Specified Technologies Inc. (STI) is a leading manufacturer of innovative firestop solutions designed to stop the spread of fire, smoke and toxic fumes. With over 1,300 UL® Classified systems, STI specializes in cutting edge perimeter fire containment systems including backpan designs, flush and reduced sill heights, and connection protection.
210 Evans Way
Sommerville, NJ 08876
STI offers two grades of elastomeric firestop spray developed to accommodate varying degrees of movement, vibration, and seismic activity. Each can be used within all STI Perimeter Fire Barrier Systems as deemed necessary by field conditions or project specifications
STI Firestop understands the nuances of curtain wall and perimeter fire barrier systems because of our commitment to research and development. With more tested and listed systems for perimeter fire barrier systems than any other manufacturer, our versatile solutions conform to virtually any job site condition
SpecSeal® Fast Tack Firestop Spray is a flexible, hybrid-polymer formula that cures in the presence of moisture. It is suitable for all-weather conditions, including foul weather and extreme cold or impending rain.
SpecSeal® Series AS200 Elastomeric Spray is a flexible, water-based latex formula that offers up to 50% movement. It is easy to apply via airless spray equipment and easy to clean up with water. It dries quickly and is water-resistant once fully dry.