Preventative Plumbing Maintenance (PPM) Preventative Plumbing Maintenance (PPM) is scheduled plumbing maintenance work which extends the lifespan of a property’s plumbing assets. Learn why PPM could benefit your building and how Gallant can help you out. What is preventative plumbing maintenance (PPM)? PPM is scheduled plumbing works which maintains the property’s plumbing assets. Doing this […]