I have 8' of rain gutter some black ribbed matting and a 800 gph pump. My question is how much flow and angle are necessary to run properly. I have a 1 gallon about 1/4 full of black sand that has some fine gold in it. Help please.
I have 8' of rain gutter some black ribbed matting and a 800 gph pump. My question is how much flow and angle are necessary to run properly. I have a 1 gallon about 1/4 full of black sand that has some fine gold in it. Help please.