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43 Years
experience
Emergency
services
Expert Plumbing & Heating Services in Lowell, MA
Since 1983, David M. Murphy Plumbing, Heating & Gas Fitting has been a trusted provider of comprehensive plumbing, heating, and gas fitting services to residential and commercial clients in the Merrimack Valley. Our commitment to quality craftsmanship, customer satisfaction, and technical expertise has solidified our reputation as a reliable industry leader. With decades of combined experience, our certified team delivers prompt, specialized solutions for new installations, repairs, and system upgrades. We maintain rigorous safety standards through OSHA certification and hold master licenses in both Massachusetts and New Hampshire.

Our services include high-efficiency heating systems, oil-to-gas conversions, kitchen/bathroom remodeling, and emergency boiler replacements. Annual maintenance programs ensure optimal system performance during New England winters. We prioritize transparent communication, applying estimate fees toward final project costs, and stand by our work with a 100% satisfaction guarantee.
Services
Plumbing Repairs Heating Systems Gas Fitting Water Heater Installation Boiler Services System Upgrades Emergency Repairs Oil-to-Gas Conversion Kitchen Remodeling Bathroom Remodeling
Details
  • Year established: 1983
Highlights and features
  • 40+ years serving Merrimack Valley with expert plumbing solutions
  • Certified technicians with MA/NH master licenses
  • 24/7 emergency boiler replacement services
  • Free estimates with fees applied to job cost
  • Annual heating maintenance programs for winter readiness
Associations and certifications
  • DCAMM Certified
  • MA Master Plumber License
  • NH Master Plumber License
  • NH Gas Service License
  • OSHA Certified
What people say
Exceptional young men Extremely professional Above and beyond Fast and efficient Exceptionally professional
Services
Plumbing Repairs
Our licensed plumbers handle all residential and commercial plumbing needs including leak detection, pipe repairs, and fixture installations. We specialize in emergency leak repairs and water damage prevention. With 24/7 service availability, our team uses advanced diagnostic tools to resolve issues efficiently while minimizing property disruption.
Heating Systems
We provide comprehensive heating solutions including boiler maintenance, furnace repairs, and high-efficiency system installations. Our technicians service both oil and gas heating systems with annual maintenance programs ensuring optimal winter performance. We offer oil-to-gas conversion services for cost-effective energy solutions.
Gas Fitting
Our certified gas fitters install and maintain natural gas and propane systems for residential and commercial properties. Services include gas line installation, appliance hookups, and safety inspections. We follow strict safety protocols and maintain current licensing for all gas-related work in Massachusetts and New Hampshire.
Water Heater Installation
We offer complete water heater solutions including tankless systems, traditional tank models, and emergency replacement services. Our technicians assess your hot water needs to recommend energy-efficient options that reduce utility costs while ensuring reliable supply for residential and commercial applications.
Boiler Services
Our boiler specialists provide installation, maintenance, and emergency repair services for residential and commercial heating systems. We service both oil and gas boilers with 24/7 emergency response for critical heating failures. Annual maintenance packages extend equipment lifespan and improve energy efficiency.
People
David Murphy
President
Founder David Murphy established the company in 1983 and incorporated in 1990. With master plumber licenses in both Massachusetts and New Hampshire, he oversees all operations while maintaining active field involvement in complex projects.
Kyle
Plumber
Certified plumber Kyle provides expert service in all plumbing and heating systems. Holding a MA Journeyman Plumber License and OSHA certification, he specializes in emergency repairs and system installations while maintaining exceptional customer service standards.
Trevor
Plumber Apprentice
Apprentice Trevor assists senior technicians with plumbing and heating projects. Currently completing his training while gaining hands-on experience in residential and commercial system installations and maintenance procedures under licensed supervision.
Maryanne G
Office Manager
Office Manager Maryanne coordinates scheduling and client communications. She manages appointment logistics and ensures seamless coordination between field technicians and customers requiring plumbing and heating services.
Nick
Plumber Apprentice
Apprentice Nick supports field operations with plumbing and heating installations. Working alongside certified technicians to develop expertise in system maintenance, repairs, and new construction projects while learning industry best practices.
Questions
What plumbing services do you offer?
We provide full-service plumbing including leak repairs, pipe installations, water heater replacements, and emergency plumbing services for residential and commercial properties.
Do you handle heating system emergencies?
Yes, we offer 24/7 emergency boiler and heating system repairs with typical response times under 48 hours for critical heating failures.
Are estimates really free?
Yes, we provide free initial estimates with all fees applied toward final project costs when services are completed by our team.
What areas do you service?
We primarily serve the Merrimack Valley including Lowell, Tewksbury, Dracut, Sudbury, Fitchburg, and surrounding Massachusetts communities.
Are your technicians certified?
All technicians hold current MA/NH master plumber licenses, OSHA certification, and specialized training in modern plumbing and heating systems.
Do you offer maintenance plans?
Yes, we provide annual heating system maintenance programs to ensure optimal performance during winter months with priority scheduling for plan members.