Garcia Services HVAC

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Gas Boiler Maintenance, Repair & Installation
Professional Service

Gas Boiler Maintenance, Repair & Installation

Steam and hot-water gas boilers kept safe, quiet, and efficient through New England winters

(781) 228-9873
Free Estimates
Local Service
Quality Workmanship
Overview

A premium take on gas boiler maintenance, repair & installation

Most of the triple-deckers and older single-family homes around Somerville, Cambridge, and Malden heat with a gas boiler, and a boiler rewards regular attention. We service steam and hot-water systems alike: cleaning burners, testing low-water cutoffs and pressure controls, bleeding and balancing radiators, and tracking down the banging, leaking, or cold-radiator problems that make winters miserable. When it is time to replace, we install cast-iron and high-efficiency condensing boilers with the piping done right, because a boiler is only as good as the near-boiler piping around it.

This service is a good fit for homeowners and property managers who want a clean, professional result without juggling the details themselves. We handle the prep, the finish work, and the cleanup so the space is ready to enjoy when we're done.

What's Included

Every project covers the essentials

  • Steam and hot-water boiler service, including multi-unit buildings
  • Low-water cutoff, pressure relief, and gas valve safety testing
  • Radiator balancing, air vent replacement, and water hammer fixes
  • Circulator, zone valve, expansion tank, and thermostat repairs
  • Cast-iron and condensing boiler installations with correct near-boiler piping
  • First maintenance visit free with every new boiler installation
Our Process

Four steps from first call to final walkthrough

01

Inspect

We check the burner, controls, venting, water level, and pressure, and listen to how the system fires and circulates.

02

Written Scope

A clear quote for the repair, or for a replacement sized to your home's actual heat loss, not the old nameplate.

03

Service or Install

Cleaning, repairs, or a full changeout with new piping, venting, and controls, done cleanly in your basement.

04

Balance & Hand Off

We confirm every radiator heats, set the controls, and walk you through what to watch during the season.

Free Estimate

Need this service?

Tell us about your space and we'll send a clear, no-pressure estimate.

(781) 228-9873
  • Free, no-pressure estimates
  • Local, responsive service
  • Clear timelines & communication

Serving Somerville & Greater Boston

Based in Somerville, serving Greater Boston from Quincy up to Wilmington and out to Lynn. Not sure if we cover your address? Mention it when you request service.

Why It Matters

The difference a careful job makes

Small choices in prep, materials, and finish work add up to a result that looks better and lasts longer.

Polished Finish

A clean, professional result that elevates the look and feel of the space.

Built to Last

Careful preparation and quality materials help the result hold up over time.

Detail-Driven

We sweat the edges, transitions, and finish work that cheaper jobs skip.

Respect for Time

Clear timelines and steady communication from first contact to walkthrough.

Our Standard

Detail-driven from start to finish

Premium results come from disciplined habits — not shortcuts. Here's the standard we hold ourselves to on every project.

Clear Communication

Straightforward answers, transparent scope, no surprises.

Careful Preparation

Surfaces, materials, and the site are prepped before any real work begins.

Professional Materials

We work with materials chosen for the finish and longevity they deliver.

Respect for Property

Floors, fixtures, and surroundings are protected throughout the project.

Final Quality Check

Every job ends with a walkthrough so the result matches expectations.

FAQ

Questions, answered

Ready When You Are

Get a free estimate for gas boiler maintenance, repair & installation

Share a few details about your project and we'll get back to you with clear next steps.

(781) 228-9873
Free Estimates
Local Service
Quality Workmanship

Need Heat, Cooling, or Hot Water?

24/7 service across Somerville and Greater Boston. Free estimates on new installations.

Call Now
Garcia Services HVAC

Garcia Services HVAC is a fully insured heating and cooling company based in Somerville, Massachusetts. Gas furnaces, gas and oil boilers, heat pumps, mini splits, and water heaters, maintained, repaired, and installed across Greater Boston, 24 hours a day.

Free first maintenance visit with every new installation

Contact

Serving Somerville & Greater Boston

Hours

  • Monday – Sunday
  • Emergency service: Available around the clock
  • Open 24 hours

Licensed & Insured

Fully Insured

© 2026 Garcia Services HVAC. All rights reserved.

Heating & Air Conditioning · Somerville, MA