I USE A FAKE "RUN" OF PVC PIPE CONNECTED TO A "REAL" PVC PLUMBIG RUN. IT LOOKS EXCATLY LIKE PART OF THE PLUMBING SYSTEM BUT IS CAPED ( FOR A DRY PLACE) THEN REROUTED BACK INTO THE REAL PLUMBING FIXTURES.....TAKES A LITTLE OVER A MINUTE TO ACCESS. HAD A BUDDY WHO IS A PLUMBER INSTAL IT.