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KBS SEALBAG™ is an expanding firestop pillows allowing easy access and is ideal for penetration seals where changes such as retrofitting of cables or metal pipes are the rule rather than the exception (The system pays for it self where retrofitting is frequent). The bags consistings of tightly woven, durable coated cloth, filled with a combination of mineral fibers, incombustible components, waterinsoluble intumescent agents and special fire-retardant. KBS SEALBAG™ have very good water and weather- resistant and losing none of their properties even after monthslong immersion in water. The product is also dust-free and ideal for clean room applications.

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KBS SEALBAG™ are tested internationally providing up to 4 hours in fire resistance classes (EI 30 to EI 120 according EN 13501-2). KBS SEALBAG™ is also approved and manufactured controlled by UL, FM, Swedcert and others. The product is used as firestop in penetration through walls and ceiling/floors.

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KBS SEALBAG™ is installed in minutes and therefore an ideal penetration seals where re-entry is frequent. The product is also excellent to use during the safety phases in a construction site. A special design for High Voltage use is available (order this special type only from Sweden and specified your order accordingy). KBS SEALBAG™ product is non-toxic in its wet stage and does not give harmful gases during fire exposure.



Installation and Assembly
Product Numbers


Differency between expanding and intumenscent
A 4 hour fire test
Construction Site Safety

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