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All Categories > Fire Protection Products > Tremco > Sealants > TREMstop Intumescent Acrylic PLUS (IA+)  
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TREMstop Intumescent Acrylic PLUS (IA+)

TREMstop IA+ is a high-performance, single-component, water-based firestop sealant that will expand to fill the voids left when combustible materials burn and deteriorate in a fire.

Basic Uses
TREMstop IA+ is tested to treat 95 percent of the common applications found on a jobsite, including metal pipe, plastic pipe, insulated pipe, cables, ducts and multiple penetrations. TREMstop IA+ can be used in all types of commercial construction projects.

Features and Benefits
Advanced performance capabilities make TREMstop IA+ a "best-in-class" intumescent acrylic. This versatile firestopping product has exceptional sealant qualities, including superb unprimed adhesion, easy gunning and antifungal properties. In addition, it offers innovative new labor-saving solutions, including single-sided wall applications. TREMstop IA+ can also be painted once it's fully cured.

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Product Name


Unit Quantity


TRTSACRPLUS.SC TREMstop IA+ 10oz Standard Cartridge Per Cartridge in Boxes of 12 1 lb Per Cartridge
TRTSACRPLUS.SS TREMstop IA+ 20oz Standard Sausage Per Sausage in Boxes of 12 1.5 lb Per Sausage


TREMstop Intumescent Acrylic PLUS (IA+) Data Sheet

TREMstop Intumescent Acrylic PLUS (IA+) MSDS