Our well-known jingle says it all—when you trust Roto-Rooter, we solve your residential plumbing and drain problems fast. Roto-Rooter is the #1 residential plumbing repair and drain service company in San Marcos. Homeowners everywhere have relied on Roto-Rooter since 1935 for honest, professional advice on all types of drain cleaning and plumbing services. You can trust our plumbers and the quality and professionalism of our work. Every residential plumbing technician is uniformed and badged, and will arrive at your home driving a Roto-Rooter vehicle stocked with all the necessary equipment and tools to tackle any home plumbing problem.