UNITED STATES ENVIRONMENTAL PROTECTION AGENCY OR EPA.GOV: WATER BACKFLUSH SYSTEM? THIS EMPTIES ALL THE WATER FROM YOUR PART OF THE WATER SYSTEM AFTER IT HAS BEEN USED MANY TIMES? ABOUT 2/5 THE WAY THROUGH IS THE SEWAGE SYSTEM OVERSPILL BACKFLUSH THEN THE GATE BACKFLUSH NEAR THE MICR WHICH LETS SLUDGE BY? THE REST IS THE WHOLE STSTEM?
UNITED STATES ENVIRONMENTAL PROTECTION AGENCY OR EPA.GOV: WATER BACKFLUSH SYSTEM? THIS EMPTIES ALL THE WATER FROM YOUR PART OF THE WATER SYSTEM AFTER IT HAS BEEN USED MANY TIMES? ABOUT 2/5 THE WAY THROUGH IS THE SEWAGE SYSTEM OVERSPILL BACKFLUSH THEN THE GATE BACKFLUSH NEAR THE MICR WHICH LETS SLUDGE BY? THE REST IS THE WHOLE STSTEM?