Circular super-flexible duct

Made of aluminium, polyester and PVC reinforcement. Applications: Intended for ventilation, heating and air-conditioning installations in offices, commercial premises, large retail areas, etc. It is especially suitable for connections from main ducts to diffusers. It can be used in both supply and return installations. Technical data: Available diameters: 102 to 630 mm; Maximum tested pressures: +3.100 Pa / -1.400 Pa; Airtightness class C; Bending radius R= 0,7 x Ø ext.; Temperature range: -20 ºC to 120 ºC; Maximum air velocity: 20-30 m/s; Complies with standard UNE-EN 13180:2003; Reaction to fire: BS1,d0. Made of aluminium and polyester with a glass-fibre central layer and extra acoustic protection. Applications: Intended for heating and air-conditioning installations in homes, offices, commercial premises and large retail areas, etc. It is especially suitable when insulation is required to prevent condensation. It can be used in both supply and return installations. Technical data: Available diameters: 80 to 508 mm; Maximum tested pressures: +3.100 Pa / -1.400 Pa; Airtightness class C; Bending radius R= 0,7 x Ø ext.; Temperature range: -20ºC to 120ºC; Maximum air velocity: 20-30 m/s; Complies with standard UNE-EN 13180:2003; Reaction to fire: BS1,d0. Boxes 40 centimetres long containing a compressed 10-metre-long duct (6 metres in the case of diameter 102). Supplied in 1,2-metre-long boxes containing a compressed 10-metre-long duct.