Air damper Plafone

Plafone – Tunnel smoke exhaust dampers CE marking-compliant in accordance with EN 12101-8. Fire resistance rating according to EN 1366-10 test: EI 120 (ved-ho-i o) S – 1500 Pa – AA multi. NF-certified and compliant with NF-S- 61937-10. Minimised airflow leakage. Certified for offset and horizontal assembly. Upgradeable mechanism. Tunnel smoke exhaust damper comprising: 2 metal sleeves on either side of a refractory material complex constituting a blade and mounting frame. an intumescent seal and cold seal positioned between the blade and the refractory frame, to produce the leakage airflow required. the refractory complex is drilled for mounting in the smoke exhaust duct compliant with EN 1366-8 or EN 1366-9. an electrical control mechanism with an electro-magnetic trip device, up to 4 signal contacts and a reset motor.