Sep 2026
Can’t get any better than these guys. Called on a Monday night for a leaking tankless water heater. Came right on time Tuesday morning. Ordered a new water heater for me under rinnai warranty. Installed following Tuesday. Super nice people!
About Harry Caswell LLC
Harry Caswell, Inc. is a family-owned and operated business that provides excellent plumbing services, from simple repairs to large-scale and emergency situations. The company is known for its kind and responsive staff, fair pricing, and exceptional skill. The business has helped multiple customers, including those who have needed assistance with complex projects. With a convenient location across the street from a hardware store, customers appreciate the ease of getting what they need. The company's professionals, such as Mike, are praised for their professionalism, efficiency, and ability to solve problems quickly.
Reviews
Apr 2026
The Pine bay community has used Caswell Plumbing for many different reasons. They have been prompt, easy to work with on every occasion, and provided excellent work. We have been very pleased!
Dec 2025
Exceptional service! Kayla was extremely kind, knowledgeable and responded fast to my sewer
Back up by sending a qualified tech that got the job done. Highly satisfied and will recommend.
Photos
Hours
Monday 7:30AM - 4PM
Tuesday 7:30AM - 4PM
Wednesday 7:30AM - 4PM
Thursday 7:30AM - 4PM
Friday 7:30AM - 4PM
Saturday Closed
Sunday Closed
Location
34836 Long Neck Road, Millsboro, DE 19966
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