Fire rated mastics are used to seal joints and gaps. These form a tight seal between many types of build materials. Each mastic is specially selected so that its fire stopping properties match the requirements of the project. Below is a selection of the mastics that the Fireseal Division use regularly and are approved applicators for.
| Contents |
| Fireseal Mastic |
| Nullifire Mastics |
| Hilti Mastics |
| Promat Mastics |
Fireseal Mastics
The Fireseal Division has its own Fireseal 502B Mastic is and is one of only three Acrylic Mastics allowed for unlimited use within the London Underground. Below is a list of the services that the Fireseal Division provides using this product.
Nullifire Mastics
Nulifire have a seclection of mastics which the Fireseal Division use regularly. Below is a list of the services that the Fireseal Division provides using this product.
Hilti Mastics
Below is a list of the services that the Fireseal Division provides using this product.
Promat Mastics
Below is a list of the services that the Fireseal Division provides using this product.


