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Power:370w Current:2.5A Raise height:8.6M Diameter:165mm Speed:6.7r/min Weight:12.5kgs Down sliding weight:¡Ü8.8kgs
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37 double-layer small-hole aluminium alloy shutter sheet has the effective width of 37mm and small holes of 20mm*2.3mm at the hook, enough for day lighting and ventilation. The distance between holes
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39 single-layer big-hole aluminium alloy shutter sheet has the effective width of 39mm and big holes of 30mm*15mm in, enough for day lighting and ventilation. The distance between holes is 18mm. The s
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33 double-layer small-hole aluminium alloy shutter sheet has the effective width of 33mm and small holes of 30mm*5mm at the hook, with the gap of 15mm. It, an upgraded product based on AJ37 and AJ47,
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77D single-layer big-hole aluminium alloy shutter sheet has the effective width of 77mm and big holes of 100mm*40mm in, and the space of 50mm between holes, an organic glass insertion slot of 50mm wid
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77A double-layer aluminium alloy shutter sheet has the effective width of 77mm. The design of unique noise-elimination leather lace between sheets well realizes the silence at motion. Thickened and wi
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100A double-layer aluminium alloy shutter sheet has the effective width of 100mm, the thickness between double layers of 22mm. The design of unique noise-elimination leather lace between sheets well r
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