RV | Cavity Barriers for Cladding / Rainscreen – Vertical | Façades | Products | Siderise

Siderise RV | Cavity Barriers for Cladding / Rainscreen – Vertical

Siderise RH/RV cavity barrier system represents the default choice for market-leading, high performance, ‘Rainscreen Cladding Cavity Barrier’ applications.

Siderise 'RV' Cavity Barriers are used to full fill the void between the external envelope and internal structure. The construction offers excellent resistance to the passage of both smoke and fire.

Additionally, by fully sealing the void, they assist ventilated façades to function by maintaining air-pressurisation compartmentation.

  • Suitable for vertical (full seal) applications
  • Up to EI 120 minutes of fire integrity/insulation
  • Tested to EN 1366-4
  • Third-party approved (Certifire CF 6028 & IFC IFCC 1712)

Siderise RV vertical cavity barriers

Importantly, the Siderise RV vertical cavity barriers unique stonewool lamella core construction enables the vertical barriers to accommodate the serviceability movement normally associated with rainscreen façades.

Siderise 'RV' Cavity Barriers are 3rd party approved under 'Certifire'CF 6028'.

Watch the Siderise RH & RV installation guidance video.

For Technical Support with this Siderise Insulation solution please contact:


T:+44 (0) 1656 335819