Good morning~~ I am on a well... 32 p.s.I at pressure tank.water goes into a small 3/4" inlet sears canister {wool-spun cartridge} filter.. then into water softener.. out of softener... And into same style canister filter {charcoal cartridge}... pressure is not terrible in upstairs shower etc... but I would like to increase pressure after this system... I would appreciate helpful informed corespondence... thanks~~~nut