Firetherm Intumastic Brush Grade
£41.98 inc. tax

£34.98 ex. tax
? Tax based on United Kingdom.
Firetherm Intumastic Brush Grade Summary

Firetherm Intumastic Brush Grade

Used to repair damage to or bond to mineral fibre insulation Intubatts. 

Brush grade, medium viscosity paste, or low viscosity liquid containing acrylic emulsion, inert fillers and fungicide.

To be used for internal applications only.

A mastic used to coat plain meneral fibre batts of a density exceeding 64 kg/m3 in situations where it is more effective to install uncoated mineral fibre and late apply.


  • Provide a fire, acoustic, smoke seal between floor slab or head of wall movement joint.
  • Waterborne single pack system. 

Sizes and Colours

Pack Size: Intumastic Brush - 5 litre tubs

Colour: White

Intumastic Data Sheet

Technical Data Sheet

Safety Data

All orders are usually despatched within 24 hours of receiving cleared payment (Mon–Fri).

The above information is based on current test data, health and safety information and application instructions supplied by our suppliers and manufacturers of the products. It is supplied for guidance and to the best of our knowledge is true and accurate. Customers should satisfy themselves to the suitability of the products in its intended use and no guarantee is given or implied as the conditions of actual use are beyond our control. If in doubt the customer should consult the designer of the project or the local building control. 

Fire Stopping Shop, disclaim any liability for loss, damage or other expense which may arise from the use of this information, data or products refereed to and reserve the right to amend or change any details without notice. This statement does not affect your statuary rights.  

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