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ROCKWOOL® FIREPRO® Acoustic Intumescent Sealant

ROCKWOOL® FIREPRO® Acoustic Intumescent Sealant

ROCKWOOL Ltd Third party certifications:
  • Certifire Certificate

    Certifire Certificate

    Certificate type

  • QA Certificate

    QA Certificate

    Certificate type

A high-specification, water-based acrylic sealant suitable for sealing joints and service penetrations in fire walls, partitions, fire-rated door frames and glazing systems.

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Designed for use in the installation of ROCKWOO Ablative Coated Batt, sealing linear joints and some individual service penetrations passing through various substrates.


ROCKWOOL FirePro® Acoustic Intumescent Sealant is used to reinstate the fire resistance of wall and floor constructions where apertures are penetrated by multiple services or linear gaps. The product is comprehensively tested, for use with ROCKWOOL Ablative Coated Batt or as a linear joint seal.

Features and benefits:

  • Up to four hours' fire protection.
  • Air leakage tested.
  • Suitable for linear joints up to 50 mm wide.
  • Suitable with multiple substrates and services.
  • Increased movement capability.
  • CE Marked to EAD 350141-00-1106 & EAD 350454-00-1104.

Acoustic performance

Weighted Sound Reduction Index (Rw) of up to 57 dB dependant on:

  • Type of construction;
  • Type of seal backing;
  • Size of joint.

General information







Uniclass 2015

Pr_30_31_76_02 Acrylic construction joint sealantsPrimary


E40/530 Sealant

F30/76 Movement joints with sealant

F30/610 Movement joints with sealant

L10/70 Fire-resisting frames

L10/790 Fire-resisting frames

L20/80 Sealant joints

L20/820 Sealant joints

Specification data - Acrylic construction joint sealants Enhanced data

Sealant type

Water based acrylic intumescent.




Fire performance

Up to four hours.

Tested to BS EN 1366-3: 2009 and BS EN 1366-4: 2006 +A1:2010 and classified to EN 13501-2.


Applying joint sealants.


Acoustic intumescent.


320 ml.

Cartridge/ sausage.

600 ml.

Cartridge/ sausage.

5 L.

Trowel grade.

Third party certifications

  • Certificate No CF5577
  • IFC: Certificate No IFCC 1048
  • CE marked: ETAG 26-02
  • Indoor Air Comfort: Gold

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