Main Drain Leak Repair in Toluca Lake

Woodland Hills Pool Repair & Replaster diagnoses and repairs pool main drain leaks throughout Woodland Hills, CA — from submerged gasket failures to below-slab plumbing breaks — using underwater dye testing and pressure isolation to pinpoint the problem before beginning any repair.

Main drain leak repairs are some of the most technically demanding pool repairs due to their submerged location and the plumbing complexity below the pool floor. Our team brings underwater inspection capability and pressure-testing manifolds to every main drain call. In cases where the drain line requires excavation and replacement, our work integrates with our broader pool plumbing repair process for consistent results.

Serving Woodland Hills, Calabasas, Encino, and West Hills, we complete most main drain gasket repairs in a single visit and schedule more involved plumbing repairs within the same week. After any main drain repair, we pressure-test the full suction line to confirm no secondary leaks exist further down the pipe run. Learn how we find leaks before we fix them on our pool leak detection page.