CDI Plumbing

CDI Plumbing is a trusted, local plumbing and heating company based in Wollongong, serving residential, commercial and industrial clients across the Illawarra region and surrounds. Since 2004, our family owned and operated team has delivered reliable, professional services with a focus on safety, compliance and lasting results. Our licensed plumbers work with a wide range of systems, including blocked drains, hot water systems, gas fitting, burst pipes, pipe locating and backflow prevention, backed by quality parts and modern equipment. We emphasise clear communication, transparent pricing and dependable workmanship, which has earned us strong ongoing relationships within the community. As a trusted plumber in Wollongong, we focus on safe, compliant installations and meticulous problem solving that keeps homes and businesses running smoothly.

Our service depth covers everything from routine maintenance to complex installations and emergency responses. We routinely install and service hot water systems of all types, including solar, gas, electric and heat pump units, and we specialise in backflow prevention devices, water filtration and rainwater systems. Our drain specialists clear blocked drains in external pipes, stormwater networks and bathroom fixtures, using state‑of‑the‑art CCTV and drain...