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CNC Pre-Insulated Duct Cutting vs. Manual Cutting

CNC Pre-Insulated Duct Cutting vs. Manual Cutting

Cutting Methods for Pre-Insulated Duct Panels In the production of pre-insulated ducts (PID ducts), the cutting method directly affects product quality, installation efficiency, and overall project cost. Currently, there are two main cutting approaches in the market — manual cutting and CNC automatic cutting. Each method has its own advantages and is suitable for different […]
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Phenolic Duct – High-Performance Solution for Modern HVAC

Phenolic Duct Panels Solution for Modern HVAC

GFI phenolic ducts combine insulation, airtightness, durability, and fire safety in one system. With thermal conductivity as low as 0.02 W/m·K, they deliver up to 80% energy savings, are 4–5 times faster to install, and last 20+ years—making them the smart choice for sustainable HVAC projects.
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PIR Alu 20mm Duct: Standard Choice for HVAC Ductwork

Among the various thickness options available, 20mm PIR Alu has become the industry standard. While thicker panels can provide slightly higher insulation, and thinner panels may reduce material usage, 20mm achieves the perfect balance between thermal performance, ease of installation, cost efficiency, and compliance with international HVAC standards. In this article, we explore why 20mm PIR Alu has become the preferred choice for HVAC ductwork worldwide.
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