OEM & ODM services for all kinds of HVAC duct, PU FOAM and aerosol products

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pre insulated duct sheet

You’re in the right place for pre insulated duct sheet.By now you already know that, whatever you are looking for, you’re sure to find it on HAOHAI.we guarantee that it’s here on HAOHAI.
HAOHAI has to be tested for quality before its shipping. It must be dipped in the acetic acid for hours to inspect the dissolving-out quantity of lead and cadmium. .
We aim to provide the highest quality pre insulated duct sheet.for our long-term customers and we will actively cooperate with our customers to offer effective solutions and cost benefits.
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