
What Causes Slow Drains Throughout Your Home?
Table of Contents Slow drains often indicate plumbing problems that should be diagnosed. This article outlines common causes—grease, hair and debris, and main-line blockages—explains diagnostic approaches, and summarises repair and preventive steps so homeowners know when to call a professional and how to reduce recurrences. What Are the Most Common Causes of Slow Drains in Residential Plumbing? Slow drains stem from localized clogs in fixtures (sinks, showers, toilets) or from main sewer line blockages. Local clogs result from inappropriate disposals and grease, while main-line failures often come from tree roots, accumulated debris, or heavy grease buildup that impedes system-wide flow. Pither Plumbing offers diagnostic and drain-cleaning services to address these issues and restore normal performance. How Does Grease Buildup Lead to Slow Sink Drain Reasons? Fats, oils and cooking residues coat pipe walls, solidify, and narrow the pipe bore. Over time this reduces flow and can create complete blockages and






















