Trusted Plumbing & Mechanical Experts
From emergency repairs to full mechanical system installs, J. Dias delivers dependable plumbing service for homes and businesses across the greater Tyngsboro area — done right, on time, every time.
What We Do
Full-Service Plumbing & Mechanical
From routine maintenance to complex mechanical installs, we handle it all for residential and commercial clients.
Plumbing Repairs
Leaky faucets, burst pipes, fixture replacements — fast, reliable repairs for homes and businesses.
Water Heater Install & Repair
Traditional tank and tankless water heater installation, maintenance, and emergency repair.
Pipe Installation
New construction rough-in, repiping, and pipe replacement using copper, PEX, and CPVC.
Commercial & Residential
New homes, remodels, service plumbing and mechanical for both residential and commercial projects.
Mechanical Systems
Boilers, hydronic heating, gas piping, and mechanical system installation and service.
Emergency Service
Plumbing emergencies don't wait. We're available when you need us most — call now.
20+
Years Experience
500+
Jobs Completed
Licensed
& Insured
Greater
Tyngsboro Area
Get in Touch
Request a Service Call
Fill out the form and we'll get back to you within one business day. For emergencies, call us directly.
Call Us Now
(978) 674-0902
Email Us
[email protected]