SHANGHAI HAOHAI CHEMICAL CO.,LTD is a popular company known for providing PU Panel/PU Duct Board to the clients. The PU Pre-Insulated Air Duct Panel Foam Board PAL Pre-insulated Duct Sheet has the significance of taking a leap forward and injects new impetus into the development of the industry. Our expertise and technologies enable tailor-made solutions for every customer.
|Warranty:||Lifetime||After-sale Service:||Online technical support, Return and Replacement|
|Project Solution Capability:||total solution for projects||Application:||Hospital|
|Design Style:||Modern||Place of Origin:||China|
|Product name:||pre-insulated duct sheet|
• Light, safe, decrease the load of the building.
• Easy to install, shorten the construction period.
• Protect environment, sandwich structure with antioxidant surfaces.
• High performance in heat insulating, can be served in both high and low temperature environment.
• Fireproof, meet the National standard, makes building safe.
• Soundproof, makes a quieter environment.
• No need to leave space for insulation material installing, so that the story height can be reduced.
• Long service life up to 20 years, very low cost in wastage and maintenance.
• Nice appearance..
Haohai duct system including
• Haohai duct panels
• Accessories for Haohai duct
• Training and service for duct installation
• Datasheet of tech & safety for duct installation
• Undertake projects of duct installation
Product Data Sheet
|Thickness of panel||20mm|
|Working temperature||-50 to +80°C|
Comparison between Haohai duct and other ducts
Phenolic A class
PU B1 class
|A class||A class||------|
|6~7 years||10~15 years||15~20 years|
|Easy to install, nice appearance, high efficiency||Complex install, low efficiency||Complex install, low efficiency||Easy to install, nice appearance, high efficiency|
Haohai duct satisfies the following standards:
Acceptance standard for construction quality of HVAC works.
Criterion of fireproof design of civil tall buildings.
Inspected by the National Construction Material Test center,
Haohai duct passed the formaldehyde volatilization test, could be applied indoor directly.
• Approved by the National Quality Test Center and China Construction Material Association,
Haohai duct is a stable qualify, safe and environment protective product.
• Inspected by Shanghai quality monitor inspection spot, if s innocuous and a safe product.
• There is no Freon in Haohai duct, and won, t destroy aerosphere.
• As a result of low water absorbability of Haohai duct, it won5 t bring germ in the duct.
Various flanges,H bayonet, Hooked hanger bracket, Aluminum shaped disk, Covering angle, G.I.
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In PU foam (OCF) industry, Haohai is one of the leading PU foam manufacturers in China.