FirePro® HES

Name: FirePro® HES
Brand: Rockwool

FirePro® HES is a high-expansion, pressure exerting intumescent sealant, designed, tested, and certified for use as part of a fire-stopping solution to seal around penetrations in building elements, including combustible pipes, insulated pipes, multi-layer pipes, conduits, and cables. In the event of a fire, FirePro HES activates to prevent the spread of fire between building compartments.

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FirePro® HES - Embargoed until 29th September 2025

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Application(s)

Fire-stopping
Penetration Seals

Product description

FirePro^® HES has been tested as a fire-resisting penetration seal. In the event of a fire, it provides high-volume and pressure expansion sealing to close off the void left by combustible services. FirePro HES provides fire resistance of up to 240 minutes in floor constructions and up to 120 minutes in wall constructions in accordance with BS EN 1366-3: 2021+A1: 2024, subject to the application. FirePro HES has replaced FirePro High Expansion Intumescent Sealant as the new EN-tested solution.

Tested in accordance with BS EN 1366-3: 2021+A1:2024
Classified in accordance with BS EN 13501-2: 2023
UL-EU Mark
Suitable for both walls and floors
This product has been tested with Spears compatibility scheme.
Lubrizol Approval (FBC compatibility scheme)

Areas of application

Applications for FirePro^® HES are:

Flexible and rigid wall constructions
Rigid floor constructions
CPVC Pipes
Combustible pipes
Composite pipes
Metal pipes insulated with insulation
Cables (single cables or cable bunches)
Pliable and rigid conduits

Documentation

Please select and download the documentation pertaining to this product. If you require any certification that is not listed here, please contact us via ukdocumentation@rockwool.com

FirePro HES Datasheet

FirePro HES is an acrylic based high expansion intumescent sealant, designed for use with FirePro CB50/60 as part of a fire-stopping solution to seal around penetrations in building elements such as pipes, cables or ducts.

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FirePro HES - UL-EU-01349-EN Certificate

Certificate No. UL-EU-01349-EN

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FirePro HES LEED VOC Attestation Certificate

FirePro HES LEED indoor air quality testing certificate

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FirePro HES BREEAM VOC Attestation Certificate

FirePro HES BREEAM indoor air quality testing certificate

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FirePro HES AgBB VOC Attestation Certificate

FirePro HES AgBB indoor air quality testing certificate

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Certificates

UL-EU-01349-EN

Product properties

Name	Value	Unit
	EN 1366-3: 2021+A1:2024
	FirePro HES provides fire resistance of up to 4 hours (EI 240) in accordance with EN 1366-3: 2021+A1:2024, for fire stopping where services penetrate walls and floors, subject to the application.
Shelf Life	Up to 18 months	Months
	Keep cool. Protect from sunlight.

Product variants

Hands-on fire-stopping training

ROCKWOOL’s specially created expert led one-day course in fire stopping theory and practical installation practice for industry professionals.

Fire-stopping training course

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