Douai is designed and manufactured using high-quality material and the latest techniques in compliance with industry standards. It is granted with certificates such as SGS, VDE, TUV, and UL
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The design of Douai is never out of date. It serves 500 more refrigeration brands such as ARKOOL
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The design and material selection processes of Douai are strictly controlled.
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Douai leads in design and technology. This product comes with negligible acidification potential
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The manufacturing process of Douai is safe and reliable. It can be used in gas dusters and in air driers for the purpose of removing moisture from compressed air
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A rigorous quality control process ensures zero defects and consistent quality. It has high-quality construction and assembly, thus having fewer component failures