Duct Manufacturing

Our Brochures

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This division with both pre-insulated and galvanized iron ducts under the supervision of well experienced technicians.The division maintains mechanical workshop in industral area with mechanized modern facilities to cater any type of ducting and fabrication work

We fabricate GI ducts at our workshop as per customer requirements.All the accessories such as fittings,attachments,components and other goods are manufactured from finest grade of material and cutting edge technology.Our quality controllers check each and every lot on well defined quality parameters to ensure non-combustion,mould resistant and leak proof finishin the end products.Competitvely priced the offered range of ducting is also facilitated with sound proofing and high degree insulation.

Pre-Insulated Duct

Benair fabricates duct , the latest technological process which is becoming popular for HVAC industry as it is becoming popular for HVAC indsutry as it is installed in single fix,eliminating the need for second fix which saves significant time and cost.It is made up of rigid close cell polyisocyanate board/rigid phenoic insulated panels face by an aluminium foil on both the side.


  • Lower hear conductivity,higher thermal efficiency
  • Low density,light weight
  • Foamed with CFC free materials,environment protective
  • Hermetic seal ensures little air leakage
  • With Aluminium foil reinforced on both side its corrosion protective,hygiene and has a beautiful appearnace
  • Foamed with closed cell structure,its water proof and sound insulated
  • Easy making,rapid installing and convenient maintenanace save cost
  • No protrudent flange on the connections,it can save a lot of building space