If you live in an area susceptible to frost and freezing temperatures, you will need to purge you filter system, even the parts underground, to prevent any of your pipes from bursting.
Pool Filters & Pumps
To find the pump flow for you just divide by 5 or 6 the total volume of water in your pond.
Find how to solve the main problems observed on PVC and the way to treat them.
An alternative to wintering: running your filter system for two or three hours per day.
Pool Cleaning & Water Treatment
The sand filter: the choice for 80% of pool owners!
Great value for money and easy to maintain.
Wellness: Spa, Hot tub & Sauna