Flat Oval Ducts

The pioneer of oval ducts, Helical continues to be the most trusted name that guarantees quality and service of the highest calibre.The Company's deep domain experience allows it the luxury of innovative and proactive improvisation to pre-empt emerging industry needs. Supported further by state-of-the-art manufacturing infrastructure, Helical has developed a premium range of pre-insulated double-walled flat oval ducts.

FEATURES:

• External pressure tight metal shell
• 12.5/25/50mm thick fibre glass/mineral wool/PUF insulation
• Internal plan protective metal liner for thermal insulation
• Perforated metal inner liner for acoustic insulation

SPECIFICATIONS:

THICKNESS:

• 0.60mm (24G) to 1.20mm (up to 18G)
• Thickness as per SMACNA (HVAC Duct Construction Standards 1985)

LENGTH:

• 4, 8, 10 and 12 ft.

SURFACE CONSTRUCTIONS:

• Plain or corrugated (to increase the radial rigidity of the duct by 300%)

ADVANTAGES:

• Long-lasting lifespan
• Simple joining technique
• Matted fittings of consistent size
• Reduced space requirements in height and depth
• Provides an engineered duct for areas with low head room
  and restricted locations which will not accommodate a round duct
• Smooth corners minimize air turbulence
• Suitable for low roof heights

APPLICATIONS:

• Balustrade handrails
• Office furniture
• Bollards
• Kick rails
• Lighting poles
• Street furniture
• Buffer rails
• Boat rails
• Grab rails
• Door furniture
• Balustrade posts