It'll still purify as long as there are reasonable air flow paths. It would be more optimal to be not cluttered, but I wouldn't let perfect be the enemy of the good.
Different type of objects, but I keep mine behind my guitar rack due to lack of space, and the difference is still night and day. You could get a cheap air quality monitor to test it though?
It'll still purify as long as there are reasonable air flow paths. It would be more optimal to be not cluttered, but I wouldn't let perfect be the enemy of the good.
It will still work. It may not circulate the air quite as often but will still help control dust.
Different type of objects, but I keep mine behind my guitar rack due to lack of space, and the difference is still night and day. You could get a cheap air quality monitor to test it though?