It is always best to have a standby pump available in the event of a pump breaking down. The standby pump can be much smaller as it only needs to produce about 50% of the normal flow to keep the filter system running.
It is always best to have a standby pump available in the event of a pump breaking down. The standby pump can be much smaller as it only needs to produce about 50% of the normal flow to keep the filter system running.