What Is 1/16 Inch Per Foot Slope in Percent for Plumbing?

If you’re installing or repairing drainpipes, you’ve likely come across the term “1/16 inch per foot slope”—but what does that mean in percentage terms, and why does it matter? Getting the slope right is critical: too flat, and your drains clog; too steep, and solids separate from liquids, causing blockages. This guide breaks down exactly…