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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Octopus
  • Model Number: OCT-F
  • Type: HVAC Systems
  • Usage: Rectangular Duct Connection System
  • Material: Galvanized steel/ Stainless steel
  • Flange size: 20/25/30/35/40mm
  • Flange thickness: 0.7 - 1.2 mm
  • Air duct type: With sealant or without sealant
  • Sample: Available
  • Certificate: ISO,SGS,CNAS
  • Feature: Easy to install, Firm and adjustable
  • Zinc Coating: Z275, G90
  • Shape: Rectangle

Packaging & Delivery

Packaging Details Standard Export Package; Seaway by Container; Packing in containers


Duct Corner Flange G-Clamp for HVAC Parts


Product Description

Duct Flange, Air Duct Flange, TDC Duct flange, Duct Flange,Air duct flange,Rectangular Air Duct Flange




Octopus Metal offers wide range of TDC flanges with sealant or without sealant at very competitive price through a complete supply chain.



Material Galvanized Steel, Stainless Steel
zinc coating  80g / m² - 275 g / m² (G25 - G90)
Model OCT-F20/30/40-A         OCT-F20/25/30/35-B



Company Information


Octopus Metal Co., Ltd is the leading HVAC Ductwork manufacturer in China. Our annual processing capacity reaches 120 000 tons (1.5 million m² ).


We operates 6 efficient production sites for galvanized rectangular air duct manufacture.


Our duct works are certified by China National Accreditation Service for Conformity

Assessment (CNAS). 



· ISO Certificate :


· Our Workshop : 


· HVAC Ducts & Accessories Certificate :


· Our Product :


· Global Expo :

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China (Mainland) | Trading Company
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