I have had problems with the rain store products filling up with fines overtime due to the fact there is no way to access the system after the fact . Just a Y.F.I.
I am in the process of Using a new underground detention system called "StormTrap". It is a precast concrete modular detention system. It is comming up less expensive then APS 48" pipe and about even with CMP. It almost "to go to be true" but several contractors I...