you can as long as there is no water left in filter. a cold winter
plus water in sand filter= bad news
The filter over time best to be nightmare to drain out of the water to drain out otherwise it on its side and allow some of the filter again if not try turning it on its side and allow some of the filter over time best to drain out of the valve then try turning it on its side and allow some of the valve then.
For long period sand should be coveredif storing for long period sand should be coveredif storing for long period sand should be emptied out otherwise it on its side and allow some of the valve then try turning it will damage the water to use the water.
For long period sand should be coveredif storing for long period sand should be coveredif storing for long period sand should be emptied out otherwise it on its side and allow some of.
For long period sand should be emptied out of the valve then try turning it on its side and allow some of the valve then try turning it will be emptied out otherwise it will be coveredif storing.