Tips for Cleaning Window Treatments Aluminum Miniblinds Use ordinary soft, clean dust cloths, chemically treated dust cloths, vacuum cleaner brush attachments, or other available ordinary household aids. The paint surface of the slats is quite smooth and dust is easily brushed off if done at regular intervals. To vacuum, use the brush dust head attachment and tilt slats first up, then down (but not entirely exposed) to reach the entire top and bottom surfaces. To dust, use a soft clean clo...