Yeah you’d be amazed! If you’ve got a use like the garden that can keep it down pretty low or even just siphon into a nearby drain in the garden to save the overflow next to the structure?
@Silly_Savage can’t remember the sums but it’s basically roof space x how good your ground is at draining
Yeah you’d be amazed! If you’ve got a use like the garden that can keep it down pretty low or even just siphon into a nearby drain in the garden to save the overflow next to the structure?
@Silly_Savage can’t remember the sums but it’s basically roof space x how good your ground is at draining