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The air inlet which is made of high quality engineering plastic |
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injection process has bigger density and more strength. |
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Adding the ultraviolet resist resin into the raw material to extend |
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service life. |
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Easy to be opened, net which is assembled outer would protect |
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damage from birds |
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There is a PS insulation board which is thick as 20mm fill in the inlet |
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to avoid lost of heating in winter. |
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Specification: Width:600mm Height: 320mm, Thickness: 160mm |
