Alignment adjusting eccentric pipe includes a bending pipe segment, a connecting pipe segment and an alignment adjusting pipe segment, and enabling the ventilation cover to be aligned with other ventilation covers
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Outdoor ventilation hood in which the protrusion of a downwind plate is utilized to guide and smoothly discharge the foul air from a top air opening and a plurality of flow division openings
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Cleaning hole embellishing device Including a base, a cover set and a coupling seat
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Deodorant oil blocking device including a container, at least one lower partition, at least one upper partition, a water inlet, a water outlet, and an oil outlet
