Pvc Condensation . Only the pipes that are exposed to moisture need to be wrapped. Repairing a clogged drain line is an easy task that homeowners can. Mueller Streamline 3/4in Dia PVC Sch 40 Condensate Trap at from www.lowes.com In this process, more than one different monomers are used to form small. Otherwise, it will build up inside the heat exchanger, inducer, and venting. If the amount of condensate overflows the pan, add a condensate pump and fashion a nylon hose to the pan.