Minisone – Fire dampers
- CE marking-compliant in accordance with EN 15650.
- Reduced pressure losses.
- Attaches directly to smaller diameter ducts, no need for reduction fittings.
- Duct connections fitted with lip seals.
- Class B airtight performance in accordance with EN 1751.
- Available in circular format (Ø 100 to Ø 315 mm).
- Comprises a galvanised steel tunnel and pivoting 20 mm-thick blade made of refractory material.
- The trip device box is attached to the tunnel. Positioned offset to the blade so that only one part is sealed into the wall.
- Automatic trip device activated at 70 °C by thermal fuse.
- Lip seals to ensure Class B airtight performance in accordance with EN 1751.
- Fire resistance rating:
- EI 90 S – 500 Pa – Ve (i<=>o) : 110 mm concrete or 100 mm aerated concrete wall.
- EI 60 S – 500 Pa – Ve (i<=>o) : Light plasterboard partition.
- Installation with blade in vertical position.
- Open/closed position switches kit (FCU + DCU) available as option.