Professional Plumbing Contractor in Wilmington, DE 19804 - William G Day
330 Water St Ste 109, Wilmington, DE 19804
Company Overview
Since 1977, William G Day has been a trusted name for HVAC and plumbing services in Wilmington and surrounding New Castle County. As a locally owned and operated company, we understand the specific challenges that Delaware homeowners and businesses face, from humid summers that strain air conditioners to older home plumbing systems. Our team of NATE-certified technicians uses advanced diagnostic tools to provide accurate, long-lasting solutions for heating, cooling, and plumbing needs. We offer a comprehensive range of services, including HVAC installation and repair, plumbing installations, water heater services, and specialized solutions like hot water recirculation pumps. Whether it's an emergency repair or a planned system upgrade, our focus is on reliable workmanship, clear communication, and ensuring your home's comfort systems operate efficiently year-round.
Frequently Asked Questions
My sump pump failed during a storm, or my washing machine hose is leaking. Can you help with these urgent plumbing issues in Wilmington?
Absolutely. These are common problems in our area, especially in homes with basements or older laundry setups. We offer prompt emergency plumbing repair services. For sump pumps, we can diagnose the issue—whether it's a faulty pump, switch, or discharge line—and perform a reliable repair or replacement to protect your basement from water damage. For leaking laundry hoses, which can cause significant water waste and damage, we can replace them with durable, burst-resistant lines. Our local expertise means we understand Wilmington's housing stock and can provide solutions tailored to prevent these issues from recurring.
What are the benefits of installing a hot water recirculation pump, and do you handle both installation and repair?
A hot water recirculation pump provides instant hot water at your faucet or shower, eliminating the wait and conserving water—a valuable upgrade for any Wilmington home. We are specialists in both the installation of new pump systems and the repair of existing ones. Our technicians will assess your plumbing layout to recommend the most efficient system for your home, ensuring you get hot water faster while reducing water usage. If you have an existing pump that's not working correctly, we can diagnose and repair it to restore its efficiency.
Why is regular HVAC maintenance important for my Wilmington home, and what does your service include?
Regular maintenance is crucial for keeping your heating and cooling systems running efficiently, especially given our local seasonal extremes. It helps prevent unexpected breakdowns during heatwaves or cold snaps, improves indoor air quality, and can extend the lifespan of your equipment while lowering energy bills. Our HVAC system maintenance service includes a comprehensive check: cleaning coils, checking refrigerant levels, inspecting electrical components, testing system controls, and lubricating moving parts. This proactive care, performed by our NATE-certified technicians, helps ensure your family's comfort and safety throughout the year.
Property Service Solutions
- Plumbing repair
- Plumbing installation or replacement
- Water heater repair
- HVAC system repair
- Hot water recirculation pump repair
Business Location & Hours
| Mon: | 7:00 AM - 4:00 PM |
| Tue: | 7:00 AM - 4:00 PM |
| Wed: | 7:00 AM - 4:00 PM |
| Thu: | 7:00 AM - 4:00 PM |
| Fri: | 7:00 AM - 4:00 PM |
| Sat: | Closed |
| Sun: | Closed |















