Marquise Plumbing and Backflow | Water Heater Installation/Repair & Plumbing in Naperville, IL 60563

For a frozen outdoor faucet, first shut off the water supply from inside to prevent pipe bursts. Our Naperville technicians can then safely thaw the line and assess for damage, often recommending insulation for our local winters. Dishwasher leaks often stem from worn supply lines or drain connections under the sink. We'll diagnose the source—whether it's a simple hose replacement or a more complex issue with your kitchen plumbing—and provide a clear repair plan to prevent water damage to your cabinets and floors.

Backflow testing is a crucial safety service that prevents contaminated water from flowing back into your home's clean water supply, which is a requirement for many Naperville properties. Our certified technicians perform the mandated IEPA CCCDI inspection and test on your backflow prevention device. We check for proper operation and, if it passes, provide the official certification you need to remain compliant with local codes, ensuring your family's drinking water stays protected.

Yes, we provide thorough plumbing inspections. For an older Naperville home, this service is a proactive way to identify potential issues before they become emergencies. Our inspection would evaluate the condition of your water pipes, sewer lines, water heater, sump pump, drains, and fixtures. We look for signs of corrosion, leaks, low water pressure, and inefficient appliances, providing you with a clear assessment and prioritized recommendations to maintain your home's plumbing system reliably.