William G. Day Company
About Us
Founded in 1977, William G. Day Company has established itself as a cornerstone of plumbing and HVAC service within Wilmington, Delaware. What began as a small, local operation has evolved into a trusted resource for the community, offering reliable solutions to residential and commercial clients alike. In a significant milestone for the business, Brian and JoAnne Marcocci assumed ownership in 2023, continuing the legacy of dedication and customer service that has defined the firm for nearly five decades.
The company provides a comprehensive range of essential services designed to maintain the integrity of residential and commercial plumbing systems. From complex sewer line inspections and repairs to routine maintenance and repiping, William G. Day Company possesses the technical expertise to handle a wide variety of challenges. Understanding that plumbing emergencies can arise at any time, the firm offers 24/7 emergency availability to ensure that critical issues are addressed promptly and effectively.
Backed by state-of-the-art equipment and a commitment to professional standards, the team approaches every project with precision and care. By utilizing advanced diagnostic tools and high-quality materials for repairs and installations, the company guarantees durable results that stand the test of time. Their approach combines technical proficiency with a client-centric philosophy, ensuring that every client receives personalized attention and peace of mind regarding their home or business infrastructure.
Business Hours
Services Offered
Sewer Repair
Comprehensive repair and replacement of broken, cracked, or corroded underground sewer lines.
- RepipingComplete gutting and replacement of any aging or problematic pipe systems.
Sewer Inspection
High-definition video camera inspections to identify blockages, root intrusion, and structural damage.
- Sewer Line InspectionThorough diagnostic check of the main sewer line to confirm its integrity and flow.
Sewer Maintenance
Routine cleaning, hydro jetting, and descaling to prevent future backups and maintain flow.
- Clogged DrainProfessional response to clear major blockages in bathroom or kitchen fixtures.
- Slow DrainMaintenance treatment to improve sluggish drainage before it becomes a full blockage.
Trenchless Sewer Repair
Using methode modern restorations that fix sewer lines without destructive yard excavation or trenching.
Trenchless Methods
Advanced minimally invasive repair solutions offered by the company, reducing excavation needs and property disruption.
Auger Boring
Boring under obstacles like roads and railroads for conduit installation.
CIPP (Cured-In-Place Pipe)
Jointless, seamless pipe-within-a-pipe to rehabilitate existing pipelines.
Grouting
Filling voids and sealing leaks in sewer lines for structural integrity.
Horizontal Directional Drilling (HDD)
Steerable method for installing underground pipes with minimal surface disruption.
Microtunneling
Highly precise, remote-controlled pipe jacking for deep installations.
Pipe Bursting
Breaking old pipes while simultaneously pulling in new, larger replacements.
Pipe Lining
A minimally invasive way to fix cracked or leaking pipes from the inside.
Pipe Reaming
Widening an existing hole while simultaneously pulling in a new pipe.
Slip Lining
Swedgelining or inserting a new pipe into a larger, aging host pipe.
Spray Lining / Epoxy Coating
Coating the interior of pipes with protective epoxy to seal leaks.
Trenchless
General minimally invasive technology for repair without traditional excavation.
Emergency Support
Rapid response for critical sewer and plumbing emergencies, ensuring property protection around the clock.
Emergency Available
Priority dispatching for high-risk situations like sewer backups or flooded basements.
24/7 Available
Full professional support available 24 hours a day, 365 days a year—including holidays.
After-Hours Available
Rapid assistance outside of standard business hours to handle unexpected late-night failures.
Rapid/Same-Day Response
Guaranteed priority mobilization to assess and stabilize your property issues within hours.
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Frequently Asked Questions About Sewer Line Repair
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