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Professional Boiler Installation, Repair, & Service in Charleston

ACE-Certified Technicians. Every Boiler Job Backed by the ÌìÃÀ´«Ã½ Guarantee.

Sometimes repairing an aging boiler just doesn’t make sense. If your system breaks down frequently, struggles to keep up, or needs costly parts, a new installation may be the smarter investment. Not sure whether repair or replacement is the right call? We can walk you through a clear comparison of costs, system age, and reliability so you can decide with confidence and without pressure.

Our Whole-Home Installation Process

Every installation starts with a whole-home evaluation. We look at your home’s size and layout, insulation levels and existing piping, radiator condition and hot water demand, and your efficiency goals and budget. Getting these details right helps the new boiler heat consistently without wasting energy or short cycling. During installation, we protect your floors and living areas, remove the old equipment safely, and install the new system with precision. Once it’s in, we test thoroughly, confirm proper operation, review thermostat controls, and answer any questions before we leave.

Boiler Replacement for Charleston Homes

Older boilers often lack current energy-saving technology, and the gap shows up as higher utility bills and uneven heating. Upgrading to a modern system can offer:

  • Improved efficiency and lower heating costs
  • More consistent indoor temperatures
  • Advanced safety controls and monitoring
  • Less frequent maintenance and fewer breakdowns

We can guide you through your options and recommend a boiler matched to your home’s size, heating demands, and efficiency goals, then manage the full transition from old system to new.

Boiler Repair in Charleston

When your boiler isn’t working, fast and accurate diagnosis matters. Our ACE-certified technicians are trained on both hot-water and steam systems and resolve issues correctly.

We commonly repair:

  • No Heat or Inconsistent Heating: We inspect system components, water levels, and controls to restore dependable warmth.
  • Thermostat Problems: We repair or upgrade thermostats to support accurate temperature control throughout your space.
  • Leaks or Water Damage: From worn seals to corroded parts, we locate the source and help prevent further damage.
  • Unusual Noises: Banging, whistling, or gurgling often signals trapped air, pressure issues, or failing components.
  • Rumbling or Kettling: Limescale buildup on the heat exchanger reduces efficiency and can cause overheating if left unaddressed.
  • Pilot Light or Ignition Issues: We address faulty thermocouples, drafts, or buildup affecting ignition.
  • Low Water Pressure: We diagnose leaks, pressure relief valves, and circulation issues to restore proper operation.
  • Cold or Uneven Radiators: Sludge and trapped air restrict heat flow; we flush and bleed the system for more even warmth.
  • Frequent Shutdowns: Repeated cycling usually points to a deeper issue we identify and correct.

Many breakdowns trace back to skipped maintenance or aging equipment, which is why getting ahead of problems with routine service matters.

Call (843) 791-2246 to schedule your boiler appointment today.

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  • We’ll Make Your Payments for 6 Months

    With any new HVAC, Indoor Air Quality, Water Heater or Water Treatment ÌìÃÀ´«Ã½ Advantage Program lease agreement, we will make your payments for the first 6 months.

    Valid on new Advantage Program lease agreements from 7/1/26 to 9/30/26. Customer owes $0 for the first six months; regular monthly lease payments begin thereafter. Early termination during promotional period will result in charges for elapsed months. See your full Advantage Program Lease Agreement for complete terms and conditions, including total lease costs and payment schedule. Jul 1, 2026 - Sep 30, 2026
  • Up to $500 off new HVAC system when bundled with water and air quality upgrades

    When you lease or purchase a new HVAC system, save up to $500 when you add qualifying water treatment or indoor air quality solutions.

    Offer available on qualifying products. $300 off when bundled with one water or indoor air quality product. $500 off when bundled with two water or indoor air quality products. Promotion must be claimed by 8/9/26 and installed by 8/15/26. Jun 24, 2026 - Aug 9, 2026
  • Earn up to $1,300 in rebates when you purchase a qualifying Lennox system

    System rebate requires the purchase of a Lennox indoor unit, an outdoor unit and a qualifying thermostat. System add-ons do not qualify for an induvial rebate and cannot be combined with individual offers. Rebate offer valid from 7/6/26 to 8/14/26 and must be installed by 8/21/26 and submit claims by 9/20/26. Rebate is paid in the form of a Lennox prepaid Mastercard ®.

    All rebate information found at https://www.lennox.com/residential/buyers-guide/offers-and-savings/promotions/. Equipment and rebate offers vary by ÌìÃÀ´«Ã½ location, call your local Center for more details. Jul 8, 2026 - Aug 14, 2026
  • $179 Tune Up + Drain Cleaning.

    Save $245 when you bundle two essential services to prepare your home for summer.

    Offer available when both tune up and drain cleaning are scheduled. Valid at select ÌìÃÀ´«Ã½ locations, call for more details. Jun 24, 2026 - Aug 9, 2026
  • 80% off first year’s price of an annual Plumbing Membership.

    Upgrade your membership to include plumbing coverage for only $12 for the first year*.

    Promotional plumbing add-on price; save $48 in the first year with discount. Annual membership promo price of $12 must be paid up front. After the first year, standard pricing applies (currently, $60/year). Valid at select ÌìÃÀ´«Ã½ locations, call for more details. Jun 3, 2026 - Jul 31, 2026
  • Limited
    Time
    Offer!
    $0 Diagnostic for Maintenance+ Members

    $0 diagnostic for Maintenance+ members. Valid for new and active members. The $0 fee applies only when recommended repair is completed and paid at time of service.

    Promotion valid for service visits occurring 3/16/26 – 8/31/26. Cannot be combined with other offers. No cash value. Offer may be modified, suspended, or withdrawn at any time as permitted by law. Mar 16, 2026 - Aug 31, 2026
  • Limited
    Time
    Offer!
    Save $90 on an HVAC Precision Tune-Up. Regularly $189, now only $99

    A well-maintained system operates more efficiently, reducing energy consumption and lowering heating and cooling bills

    Offer not valid on prior purchases and may not be combined with other offers. Excludes oil furnaces; call for pricing. **Potential savings may vary depending on age and condition of equipment, personal lifestyle, system settings, equipment maintenance, and installation of equipment and duct system.
  • NEW HVAC SYSTEM as low as $155/month

    NO money down; Brand new, high-efficiency equipment; installation, regular preventative maintenance, all repairs (parts & labor), and air filters INCLUDED.

    Offer not valid on prior purchases and may not be combined with other offers. Advantage pricing applies to specific equipment. Call for details. Some exclusions apply. See the terms and conditions within the ÌìÃÀ´«Ã½ Advantage Program Lease Agreement for additional information.
  • $99 Drain Cleaning Special. Regularly $235, Now Only $99

    Reduce buildup on your pipes, Help avoid major plumbing repairs, Maintain a clean home.

    Offer not valid on prior purchases and may not be combined with other offers. *Valid for one drain only. Accessible ground level clean. Call for more details.
  • 10% Off Any Product or Service for Active Duty, Retired, and Veteran Military Personnel

    It’s our way of thanking you for your courage, dedication, and sacrifice to protect our freedom. All work is performed by licensed experts and backed by our ÌìÃÀ´«Ã½ Guarantee.

    Offer not valid on prior purchases and may not be combined with other offers.
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FAQs We’ve Got Answers to Your Heating ÌìÃÀ´«Ã½ Questions
  • We’ll do an in-home consultation, work with you to find the best heating system for your needs, perform the installation and also check that the system is working before leaving.
  • It’s common for your heating and cooling equipment to make a little noise. However, hearing odd or loud noises could mean there’s an electrical problem or trouble with the blower fan or capacitor. If not fixed, there can be serious (or expensive) consequences later on.
  • A popping disturbance is a common sign of an insufficient duct design. This occurs when there’s more airflow than your ductwork can manage.

    Troubles with your ductwork can lead to other ventilation and air quality troubles, such as:

    • Significant noise
    • Greater energy needs
    • Early system malfunction
    • Irregular heating and cooling
    • Broken AC compressor in the summer
    • Too hot furnace or heat pump in the winter
    • Mold growth inside ducts

    Call a qualified company in the U.S like ÌìÃÀ´«Ã½ Charleston to examine your home’s ventilation system. We can offer suggestions for duct repair or installation.

  • If you want to include heating tune-ups with other important services, consider signing up for our Advantage Program™, which can help keep your warranty in good standing.
  • Seasonal maintenance plans are definitely worth the investment for several reasons. Benefits of furnace maintenance plans include automated reminders, priority service, and others.
Why Call Anyone Else? We're the Experts in Home ÌìÃÀ´«Ã½

Our Charleston team is ready to take care of your home service needs—with fast service and expert services that you can always rely on.