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Greencon Pre-fabricated GI Ducting RECTANGULAR 20G without TDF

Inclusive of all taxes

Greencon Pre-fabricated GI Ducting RECTANGULAR 20G without TDF by DEGREE DAY PRIVATE LIMITED offers superior quality galvanized iron rectangular ducts fabricated using 20-gauge thick galvanized steel sheets from premium brands like Tata and JSW. These ducts are pre-fabricated with hot-dip galvanized steel ensuring excellent corrosion resistance and durability. Designed without the TDF flange, these rectangular ducts feature cleat flange types such as C & S drive for secure jointing, sealed with gaskets to provide leak-proof performance and maximize airflow efficiency. Available per square feet, the ducts meet specific client requirements in various thickness options and finishes. Ideal for HVAC, industrial ventilation, kitchen exhaust, and clean room applications, especially where customized duct size and shape are required. Supplied with test certificates ensuring adherence to industry standards, Greencon GI rectangular ducts provide an excellent solution for businesses seeking reliable ductwork without TDF flanges and with robust fabrication standards.

Key Features

Features Description
Material Type Hot-dip galvanized iron (GI) steel sheets
Thickness 20 Gauge (1.0 mm)
Shape Rectangular
Flange Type Without TDF, C & S Drive cleats
Finish Galvanized with superior corrosion resistance
Joint Sealing Gasket equipped joints for leak-proof system
Customization Available size & shape customization per client specifications
Certifications Includes test certificates for quality and durability
Unit of Measurement Square Feet
Usage Suitable for HVAC, kitchen exhaust, clean rooms
Attributes Description
Material Source Premium steel from Tata, JSW, and similar brands
Fabrication Process Pre-fabricated galvanized steel sheets, hot-dip galvanized
Duct Shape Rectangular
Thickness (Gauge) 20G (1.0mm)
Flange Type C & S Drive cleats, without TDF flange
Coating Galvanized finish for corrosion resistance
Sealing Gasket joints to minimize air leakage
MOQ 1 Square Foot
Applications HVAC ducts, kitchen exhaust, clean room environments
Delivery Unit Square Feet

*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.

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Yes, all joints are equipped with gaskets to minimize air leakage and ensure a leak-proof duct system.

While primarily made for general HVAC and exhaust uses, Greencon also fabricates aluminum ducts recommended for clean room environments; however, galvanized iron ducts can be used in less stringent cleanroom areas.

Yes, DEGREE DAY PRIVATE LIMITED offers customization options for size and shape based on client requirements.

The ducts use C and S Drive cleat flange types instead of TDF flanges for joint assembly.

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We specialize in fabricating high-quality ducts using premium materials from renowned brands such as Tata, JSW, etc. Our product range includes:

Material Type

  • Stainless Steel (SS) ducts

  • Aluminum ducts

  • Mild Steel (MS) ducts

  • Galvanized Iron (GI) ducts

    We offer ducts in various shapes and sizes to meet specific client requirements:

Geometric Type

  • Rectangular ducts

  • Plain Round ducts

  • Plain Oval ducts

  • Spiral Round ducts

  • Spiral Oval ducts



Flange Type

  • C & S Drive cleats (“C”) & Slip cleats (“S”) / Slip Joint

  • TDF (Transverse Duct Flange)

  • Angle Flange ( MS angle Flange )

  • Inner Coupling for Round / Oval Duct

  • Outer Coupling for Round Duct


Finish and Thickness



GSM - 80, 120, 180, 275 etc

Thickness - 0.5mm (26G), 0.6MM(24g), 0.8mm (22G), 1.0MM(20G), 1.2 MM(18G), 1.5 MM(16G)







All ducts shall be Pre-fabricated out of best quality galvanized steel sheets, conforming to standards. The sheets used shall be produced by the hot dip process and galvanizing, ensuring superior durability and corrosion resistance.

To ensure a leak-proof system, all joints shall be equipped with gaskets, minimizing air leakage and maximizing system efficiency. We provide test certificates for all our ducts, guaranteeing their performance, durability, and safety. Quality and customer satisfaction are our top priorities.


We also specialize in providing customized duct solutions for:

  • Kitchen Exhaust Systems: MS welded ducts with fire-resistant paint

  • Clean Room Applications: Aluminium ducts for OT (Operating Theater) and other clean room environments

    Our expertise in fabricating ducts for various industries and applications ensures that our clients receive high-quality products that meet their specific
    needs.





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Kitchen Exhaust Ducts

Greencon Pre-fabricated GI Ducting RECTANGULAR 20G without TDF

Inclusive of all taxes

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DEGREE DAY PRIVATE LIMITED

Indore , India

Manufacturer, Brand Owner, Exporter, Women Entrepreneur

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