Firestopping Engineering Judgements, or “EJs” as they are commonly referred to as, show up on construction projects often when field conditions differ from the original intended design. These unanticipated construction hindrances encountered in the field often cannot be easily or cost-effectively redesigned, so firestop...
Specified Technologies Inc.

STI leads the industry in developing innovative fire protection systems that help stop the spread of fire, smoke and hot gases. For over 30 years, our team has worked hand in hand with the construction industry to create simple solutions to complex firestopping problems. Our SpecSeal® and EZ Path® product lines are engineered to deliver powerful performance. Because our system designs are user-driven, they are easier to apply. The result is simply designed, outstanding fire protection systems which often result in lower installed costs. STI products and systems offer innovative firestop solutions for all types of new construction and retrofit applications. Since firestopping is our only business, we concentrate all our resources on providing the highest quality, fully tested, innovative firestopping solutions.
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Register For An Upcoming Webinar!
Thursday, June 12, 2025 - 12:00pm to 1:00pm EDT
Presented By John Mazzarella
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Our Webinar Presenters
John Mazzarella is the Northeast Field Engineer at Specified Technologies who brings over a decade of expertise in the firestop industry, collaborating with manufacturers and designers. With an MS in Engineering Management and a BS in Mechanical Engineering from New Jersey Institute of Technology, he graduated Summa Cum Laude, topping his class. Certified in Project Management, he balances professional excellence with personal passions, tinkering with Jeeps and cherishing family time with his two dogs. |