Call Now
Website
Call
Business Details
Emergency
services
Your Trusted HVAC Experts in Derry, NH
Hatfield Brothers Mechanical has proudly served the Derry, NH area for over two decades, delivering expert HVAC, plumbing, and water filtration solutions. Our team of licensed professionals prioritizes customer satisfaction through reliable service, quality equipment, and transparent communication. We specialize in AC repair and installation, furnace replacements, boiler services, ductless mini-splits, and water heater solutions, ensuring year-round comfort for residential and commercial clients.

With a commitment to on-time appointments, free estimates, and competitive pricing, we build lasting relationships by addressing each client's unique needs. Fully licensed and insured, we guarantee all work and stand by our promise of experience, knowledge, and unwavering dedication to every project.
Services
AC Repair Ductless Mini Splits Water Heaters Water Filtration Boiler Repairs Plumbing Services Furnace Replacement Heating Systems Cooling Solutions Emergency Repairs
Highlights and features
  • We have over 20 years of experience in HVAC and plumbing services.
  • Our team is fully licensed, insured, and guarantees all work.
  • We offer free estimates and on-time appointment scheduling.
  • Financing options are available for major system replacements.
  • We serve Derry, Nashua, Hudson, and surrounding New Hampshire areas.
Associations and certifications
  • Better Business Bureau (BBB)
What people say
Prompt emergency service Certified technicians Reliable solutions Transparent communication Efficient repairs
Services
AC Repair
Our certified technicians provide prompt AC repair services for residential and commercial properties. We diagnose and fix cooling system issues efficiently, using advanced tools and manufacturer-approved parts. Clients benefit from reduced energy costs and extended system lifespan through our expert maintenance and repair solutions.
Water Heaters
We offer comprehensive water heater repair and replacement services for traditional tank and tankless systems. Our team troubleshoots issues like insufficient hot water, leaks, or unusual noises, recommending cost-effective solutions. Emergency service ensures minimal disruption to daily operations for homeowners and businesses.
Boiler Repairs
Specializing in boiler repair and replacement, we service all system sizes and types. Our technicians perform safety checks, efficiency testing, and component replacements to restore optimal heating performance. Regular maintenance plans help prevent breakdowns during peak winter months in New England's climate.
Ductless Mini Splits
We install and service energy-efficient ductless mini-split systems for homes and businesses. These systems provide targeted temperature control in specific areas without requiring ductwork. Our experts ensure proper sizing and placement for maximum efficiency and comfort in both new and existing structures.
Plumbing Services
Our licensed plumbers handle emergency leak repairs, pipe installations, and fixture upgrades. We address issues like low water pressure, clogged drains, and water heater problems using modern diagnostic tools. Preventative maintenance helps avoid costly water damage from hidden leaks or aging pipes.
Questions
What HVAC services do you offer in Derry, NH?
We provide AC repair/installation, furnace replacements, boiler services, ductless mini-splits, and heating system maintenance across Derry and surrounding areas.
Do you offer emergency plumbing services?
Yes, we provide 24/7 emergency plumbing services for urgent issues like burst pipes, severe leaks, or water heater failures outside regular business hours.
Are financing options available for HVAC replacements?
Yes, we offer financing plans for major system replacements including furnaces, boilers, and energy-efficient HVAC upgrades. Contact us for details.
What areas do you service besides Derry?
We serve Londonderry, Hudson, Nashua, Windham, Chester, and surrounding New Hampshire communities for all HVAC, plumbing, and water filtration needs.
Are you BBB accredited?
Yes, we maintain an A+ rating with the Better Business Bureau, reflecting our commitment to resolving customer concerns and maintaining industry standards.
Do you provide free estimates?
Yes, we offer free, no-obligation estimates for all HVAC installations, plumbing projects, and water filtration system upgrades. Schedule your consultation today.