Keep your projector in top working order for business and educational presentations. The BenQ Dust Filter for PB8-Series Projectors helps to keep your projector clean. If left uncared for, your projector can get clogged with dust. This can slow or ruin the inner workings of the device and affect image quality. Keep this from happening to you. Order your BenQ Dust Filter for PB8-Series Projectors today.