Can anyone shed some light on the benefits of gravel-less pipe vs regular vented pvc?
speedball1
Jul 11, 2008, 08:21 AM
Can anyone shed some light on the benefits of gravel-less pipe vs regular vented pvc?
A regular filter bed requires a trench filled with gravel and a gravel-less system,(see image) simply requires a trench to lay the pipe in. Regards, Tom