Duct Core

Metallized Core Fire Rated flexible duct Ø100mm/Ø4" to Ø500mm/20"; 6m lengthsCore

160074 FlexibleDuct DuctCore 640x640
160074 FlexibleDuct DuctCore 640x640

Polyaire Metallized Core fire rated flexible duct is manufactured from metallized Mylar and clear Mylar substrates, incorporating totally encapsulated helically wound spring wire. Bonded with a fire retardant and slip resistant dry deposit adhesive, this duct construction ensures a long life span in all ambient conditions.

Item #Diameter (mm/inch)Length (m)
160074 Ø100 / Ø4 6
160075 Ø150 / Ø6 6
160076 Ø200 / Ø8 6
160077 Ø250 / Ø10 6
160078 Ø300 / Ø12 6
160079 Ø350 / Ø14 6
160080 Ø400 / Ø16 6
160081 Ø450 / Ø18 6
160082 Ø500 / Ø20 6

Polyaire Metallized Core fire rated flexible duct is lightweight and easy to handle and will maintain its full diameter on bends.

This duct is designed for domestic and commercial exhaust systems, ventilation systems and where heat gains or losses are not high, making it suitable for evaporative cooling systems.


  • Metallized Outer Surface
  • Fire Rated 4254
  • Operating Temperature: -20°C to +80°C
  • Operation Pressure: -190pa to +1200pa
  • General Use: Exhaust and ventilation systems