When you need repairs performed on your plumbing and mechanical systems, you need a technician with the experience to do the job right. SDL Plumbing & Mechanical LTD has been serving clients in Guelph and the surrounding areas for over 30 years. We specialize in drain cleaning, repairs and renovations, and we are certified to perform backflow testing. Call us today to schedule an appointment with our experienced and professional technicians. more... See more text