A backdraft damper enables the movement in a single path and won't alter the path or lessen the stream. Meanwhile, the balancing damper uses rotating shutters to control airflow and pace. Leave a Reply Opposed blade dampers: Because the identify reveals, they transfer in reverse Instructions and aid in directing https://air-control-dampers-for-e56677.blog5star.com/37084465/the-ultimate-guide-to-air-control-dampers-for-hot-climates