pipes, ductwork and the alike. It is almost only used for larger and complicated penetrations.
- Movements and vibration of penetrating pipe(s) and cables are accepted.
- Installed by approved applicators having access to special equipment.
- Smoke, gas, water and pressure resistance.
- Well packed cable bundles are acceptable.
- Changes, repairs or retrofits are made with ease.
- Classification: A0 – A60 & H0 – 60