Product details:

The newest line of innovative Elima-Draft products is here The Elima-Draft Commercial 24 inch x 24 inch 4-Way Air Deflector Vent Cover re-directs air away from areas that are too hot or too cold The cover attaches magnetically to drop-ceiling tracks (or the diffuser itself if no tracks) for ease of installation and is ideal for office spaces, medical settings, and schools. Feel the comfort