Post Tension Stitching Steel Flat Duct

• After-sales Service: Free Return of Parts
• Warranty: 12 Months
• Type: Stitching
• Technique: Cold Drawn
• Material: Hot Dipped
• Surface Treatment: Galvanized
• Model NO.: 50*20mm, 70*20mm, 68*20mm, 85*20mm
• Usage: Construction & Decoration
• Section Shape: Square
• Machine Working Speed: 8-15m/Min
• Transport Package: Wooden Case Packing or Cartoon Box Packing
• Specification: CE, SGS
• Trademark: ETERNOO-DUCT
• Origin: China, Henan
• Production Capacity: 3000m/Day

Product Description

Another kind post tension flat duct, besides of spiral corrugated flat duct.
This kind of duct machine has faster operation speed and save more raw material than spiral duct machine. But cost could be more expensive.
The whole plant length could be 5-10m.
The working lifetime could be 8-10years.