SHANGHAI HAOHAI CHEMICAL CO.,LTD In-depth analysis of the actual needs of target customers, combined with its own advantages resources, successfully developed PU PIR Phenolic Pre-Insulated Air Duct Panel Thermal Insulation Foam Board PAL. The technology greatly improves product performance and accelerates the manufacturing process.It has a considerably expanded application range and is popular in the field(s) of Other Boards. SHANGHAI HAOHAI CHEMICAL CO.,LTD relentlessly strive for innovations and changes, hoping to lead the industry development and improve our products and services in our unique way. We are committed to being one of the best enterprises in the market.
|Warranty:||Lifetime||After-sale Service:||Online technical support, Return and Replacement|
|Project Solution Capability:||total solution for projects||Application:||Office Building|
|Design Style:||Modern||Place of Origin:||China|
• 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.