Intumescent Graphite HPE (High Pressure Expansion) Sealant

Quelfire Product tested to BS EN 1366-3: 2009 at Warringtonfire

The Warringtonfire Logo is used by Quelfire Limited in the United Kingdom under licence from Warringtonfire and is evidence that the products denoted as ‘Tested by Warringtonfire’ were tested to BSEN 1366-3: 2009 in England between September 22nd 2015 and June 21st 2019.

FBC System Compatible

FBC™ System Compatible indicates that this product has been tested, and is monitored on an ongoing basis, to assure its chemical compatibility with FlowGuard Gold®, BlazeMaster® and Corzan® piping systems and products made with TempRite® Technology. The FBC System Compatible Logo, FBC™, FlowGuard Gold®, BlazeMaster®, Corzan® and TempRite® are trademarks of Lubrizol Advanced Materials, Inc. or its affiliates.

Spears compatible

This product has been tested and evaluated by Spears® for acceptable use with Spears® CPVC Products, including FlameGuard®, LabWaste® and EverTuff®.

QuelStop HPE Sealant | QHPE

QHPE QuelStop HPE Intumescent Graphite Sealant is a high expansion intumescent acrylic based graphite sealant used to provide a fire rated linear joint or gap seal and to maintain the fire rating of walls and floors where they have been penetrated by services.

Name: QuelStop HPE Sealant


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Features & Benefits

Product Information

Sample Specification

Install QuelStop HPE Intumescent Graphite Sealant to provide up to 4 hours fire protection to penetration services through wall and floors. Installation to be in accordance with manufacturer’s instructions.


QuelStop HPE Intumescent Graphite Sealant is expected to last the lifetime of the building.


  • 310ml cartridge (25 per box)
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Standards & Approvals

  • Fire resistance testing to BS EN 1366-3:2009
  • Fire resistance testing to BS EN 1366-4: 2006
  • Classified to EN 13501-2: 2007 + A1: 2009
  • FBC™ System Compatible (for use with Lubrizol® piping systems)
  • Spears® product compatible

Installation Information

All surfaces must be clean and free of any bond breaking contamination prior to application of the high pressure sealant.

Mineral Wool (min 80kg/m3) or PE backing rod, where required, can be used as a backing material to ensure the correct depth of QuelStop HPE Intumescent Graphite Sealant is applied in order to achieve the required performance.

The high pressure sealant should not be applied if the ambient temperature is below 5°C or above 40°C, as the adhesion may be impaired.

The QuelStop HPE Intumescent Graphite Sealant should be installed to the correct annulus and depth depending on the penetrating services / material specifi cation. The total annular space should be fi lled with compacted QuelStop HPE Intumescent Graphite Sealant.

Once compacted, smooth off the QuelStop HPE Intumescent Graphite Sealant to produce a professional and neat finish.

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QuelStop HPE Intumescent Graphite Sealant - Technical Documentation

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