FS702 Intumastic Fire Resistant Acrylic Sealant

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FS702 Intumastic is a water-based acrylic sealant which cures to give a firm but flexible fire seal, for both linear joints & service penetrations.

Fire Rating: 240 Minutes

Usage/purpose

FS702 Intumastic is suited for use around non-combustible services, cables, rock fibre insulated non-combustible pipes, using a minimum depth of 25mm.

FS702 is suitable for use in various construction joints offering up to 30% movement capability whilst providing an excellent acoustic and air seal.

FS702 is suitable for a variety of applications:
- Static & movement linear joints (masonry/flexible wall to masonry/rigid wall/rigid floor/flexible wall)
- FB750 to flexible wall/rigid wall/rigidfloor
- Cold smoke seal
- Service penetrations: copper & steel pipes, cable bundles / trays / ladders (with and without FI025 Intuflex Insulation Wrap)
- FS702 is also suitable for service movement joints
- FS702 has excellent adhesive qualities and can also be used for the bonding and pointing of joints and service penetrations in conjunction with FB750 Intubatt system.

Typical areas of use include: health and leisure facilities, schools, universities, modular construction, commercial buildings, hospitals, retail and industrial units, train stations, nuclear power plants, etc...

Always read SDS, pre-application guidance and relevant application detail prior to application. Ensure the latest documents are downloaded prior to every project commencement.

Do not use around CPVC pipes ; for this specific application, please use FS719 HP Blue for CPVC.
If used around Pegler X-Press Carbon Steel pipes, the pipe manufacturer should be consulted, and their recommendations followed.

Safety data sheet must be read and understood before use.

  • Up to 4 hours fire resistance - Tested to EN 1366-4 and EN 1366-3
  • Up to 30% movement capability (during fire test)
  • Suitable for flexible walls and rigid walls & floors
  • Used for sealing FB750 Intubatt
  • Acoustic & smoke sealing
  • Air pressure tested up to 2000 Pa
  • Optifire® and Optifire®+ unique traceability identifiers
FS702 Declaration of Performance (en-GB).pdf Declaration of Performance
FS702 Safety Data Sheet (en-GB).pdf Safety Data Sheets
Nullifire Minimum Distances-Spacing (en-GB).pdf Technical Guidance Document
FS702 Technical Data Sheet (en-GB).pdf TDS
FS702 Technical Drawing Detail (en-GB).pdf Technical Drawing
Nullifire Single Sided Technical Pack (en-GB).pdf Technical Drawing
Nullifire Fire Stopping Range Brochure_May 2024 WEB Ready.pdf Brochure