PIR Pre-insulated Panel is composite of two layers prepainted steel sheets/aluminum foil and polyurethane insulation,used as roof ,wall and cold room material.
1.Our management conception" opening up the market by high- quality products, winning the market by perfect service, touching the market by integrity "
2.our management policy "Quality is vital to an enterprise "
3.Our brand "Youshi"means supply customer with “ Quality, affordable” products in air duct line!
• Easy to install, shorten the construction period.
• Protect environment, sandwich structure with antioxidant surfaces.
• Fireproof, meet the National standard, makes building safe.
• Nice appearance.
• Improve air quality
Surface Style variation:
• Approved by the National Quality Test Center and China Construction Material Association,
Hongji duct is a stable qualify, safe and environment protective product.
• There is no Freon in Hongji duct, and won’t do harm to atemosphere.
Product Data Sheet:
Thickness of panel
-50 to +80°C
Fire Retardant Level
Wind Press-resistant strength
"Youshi" duct system including
• Hongji duct panels
• Accessories for duct installation
• Training and installation service for duct installation
• Undertake projects of duct installation
"Youshi" duct panel satisfies the following standards:
Acceptance standard for construction quality of HVAC works.
Criterion of fireproof design of civil tall buildings.
Building materials and combustion performance grading