GREENTECH HEATSHIELD S550 Premium Intumescent Fire Stop Sealant is designed to restrict the spread of fire and smoke from one compartment to another where electrical and mechanical services penetrate through fire rated separating walls and floors. It can be used to protect linear gap seals and designed construction joints (discontinuities) in concrete walls and floors for up to 4Hrs.

GREENTECH HEATSHIELD S550 is a water based Premium Acrylic Intumescent sealant with excellent flexibility, movement and adhesion properties. Tested and certified in accordance with BS EN 1366-3:2021, BS EN 1366-4:2021, and other international standards, S550 is a resilient, versatile and cost effective solution for a wide range of fire stop requirements.

  • Comprehensively tested and classified by independent authorities in accordance with BS EN 1366-3 & BS EN 1366-4 for up to 4 Hours fire resistance. • Suitable for a wide range of applications.
  • Can be used together with other GREENTECH HEATSHIELD Products as part of a flexible system for complex fire stop needs including head of wall seals.
  • Labour saving / easy installation.
  • Suitable for use in Concrete walls and floors and in Drywall constructions.

GREENTECH HEATSHIELD S500 is suitable for use in buildings which have electrical and mechanical services which penetrate through fire rated compartment walls and floors. These include: Apartment blocks, Hotels, Hospitals, Educational Buildings, Power Generation Facilities, Airport Terminals, Shopping Malls, etc.

GREENTECH HEATSHIELD S550 can be used in walls or floors, (for Installation details please refer to relevant technical data sheet).

How does HEATSHIELD S550 Fire Stop Sealant work?

When exposed to elevated temperatures of a fire situation, the intumescent material contained in the S550 activates and expands to seal gaps and voids around degrading services and this prevents the spread of fire and hot gases from one compartment to another.

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