Harry Caswell has been working on commercial jobs since 1989. Commercial plumbing is more complex than residential plumbing. We pride ourselves on knowing the codes and have a proven track record of establishing, managing, and repairing plumbing systems for many businesses and facilities in Delaware and Maryland's Eastern Shore. 

Our Services include:

• New Construction
• Renovations 
• Gas System Testing, Installation & Repair
• Grease Trap Installation & Repair
• Back Flow Testing & Prevention
• Wet Taping 

We have a proven track record of working in:

• Hotels
• Hospitals
• Restaurants
• Medical Offices
• Schools
• Prisons

If you don't see a particular service listed, don't hesitate to get in touch with us. We more than likely have done it or can recommend someone in the community that can.