Your local HVAC experts in Concord, MA. From emergency repair to full system replacement, we handle every heating and cooling need.
Professional HVAC solutions for residential and commercial properties in your community.
When a mini-split displays error codes, produces weak airflow, or fails to reach setpoint, the fault often lies within the inverter board, thermistor sensors, or refrigerant circuit. Professional repair restores rated SEER output and eliminates the inefficient short cycling that drives up utility costs.
Selecting the right heat pump means matching BTU capacity to your structure while accounting for climate zone, insulation levels, and existing ductwork. Professional installation ensures proper refrigerant charge, correct defrost timing, and verified auxiliary heat staging for demanding winter conditions.
Upgrading to a smart thermostat enables precise scheduling, remote access, and energy usage reporting that can reduce heating and cooling costs by 10 to 15 percent. Professional installation ensures correct wiring to your HVAC system, including C-wire verification and multi-stage equipment compatibility.
Comprehensive HVAC inspections cover thermostat operation, ductwork condition, refrigerant levels, electrical connections, and combustion safety. This detailed assessment identifies efficiency losses, safety hazards, and components nearing end of service life before they result in costly emergency repairs.
When your AC blows warm air, short cycles, or fails to start, the problem may involve a failed compressor, low refrigerant charge, frozen evaporator coil, or faulty control board. Professional repair identifies the exact fault and restores rated SEER efficiency through precise, manufacturer-guided procedures.
Professional AC tune-ups follow a multi-point inspection protocol covering thermostat calibration, condensate drain clearing, electrical connection tightening, and evaporator coil cleaning. Maintaining clean coils and proper superheat readings keeps your system running at peak rated efficiency.
Ductwork problems manifest as uneven room temperatures, excessive dust near registers, and HVAC systems that run continuously without satisfying the thermostat. Technicians identify crushed flex runs, separated joints, and deteriorated mastic seals using pressure testing and visual inspection protocols.
Ductless mini-split systems deliver zoned comfort without invasive ductwork, making them ideal for additions, garages, and older homes. Professional installation includes refrigerant line routing, condensate management, and electrical circuit provisioning to achieve rated SEER performance up to 33 in top models.
Sudden HVAC failures often stem from compressor lockout, blown transformer fuses, failed gas valves, or tripped high-pressure switches. Emergency repair service provides same-day response with technicians equipped to diagnose and resolve critical faults across all major heating and cooling equipment brands.
Restoring heat pump performance starts with accurate diagnostics of compressor function, reversing valve operation, and refrigerant charge levels. Our NATE-certified technicians service all major brands including Carrier, Trane, Lennox, and Rheem to resolve airflow loss, short cycling, and defrost failures.
Full HVAC installation requires coordination of heating equipment, cooling components, ductwork design, and control systems to deliver efficient comfort at rated capacity. Our technicians perform Manual J and Manual D calculations, size equipment to match your structure, and commission the system to manufacturer standards.
A comprehensive furnace tune-up includes combustion analysis, heat exchanger inspection, and verification of gas pressure at the manifold. Technicians clean burners, test flame sensor microamp readings, and confirm proper flue draft to maintain safe, efficient operation throughout the heating season.
Annual dryer vent cleaning reduces fire risk, lowers energy consumption, and extends appliance lifespan. Our technicians clear the full vent path from the dryer connection to the exterior hood, remove bird nests or debris from the termination point, and confirm unrestricted exhaust flow.
Boiler systems demand specialized knowledge of hydronic circuits, expansion tanks, pressure relief valves, and combustion analysis. Our technicians diagnose issues ranging from kettling and low water pressure to faulty zone valves and circulator pump failures across gas, oil, and electric units.
Clean ductwork directly impacts the efficiency of your HVAC system by reducing static pressure and allowing unrestricted airflow to every register. Our technicians inspect for microbial growth, seal access points after service, and verify airflow improvements with anemometer readings post-cleaning.
KIC Refrigeration has proudly served communities like Concord (pop. 17,730) since 2013, delivering HVAC solutions that combine NATE-certified expertise with high-efficiency equipment from top-tier manufacturers. Our technicians understand the specific heating and cooling demands that Massachusetts weather places on residential and commercial systems across the region, and they arrive prepared to handle them.
Every HVAC project in Concord, MA starts with a comprehensive system evaluation — including static pressure testing and refrigerant analysis — and ends with a verified comfort check. We install equipment with SEER2 ratings up to 22 and AFUE ratings above 96 percent because the efficiency of the system matters just as much as the skill of the technician installing it.
The certifications, standards, and commitments that set our HVAC service apart.
If the repair does not solve the problem or the installation does not perform to specification, we come back and make it right at no additional cost. Our guarantee covers workmanship, parts, and system performance because half-finished work is not in our vocabulary.
We help you select equipment with the highest SEER2, HSPF2, and AFUE ratings that fit your budget, and we install it to manufacturer specifications so you actually achieve rated efficiency. Proper charge, proper airflow, proper duct sealing — the details that turn rated efficiency into real savings.
You receive a written estimate with itemized parts and labor costs before any work begins, and the final invoice matches. No diagnostic fees hidden in the repair bill, no surprise surcharges — just honest pricing you can verify and trust.
Our technicians live and work in the communities they serve. They understand local building codes, climate demands, utility rebate programs, and the HVAC challenges specific to your area. Local expertise backed by a nationwide service network means fast response and consistent quality everywhere.
We carry full general liability and workers compensation coverage on every job. Our HVAC license is current in every state we operate, and we pull permits when local codes require them. Your property and our crew are fully protected on every visit.
Answers to the heating and cooling questions our customers ask most often.
KIC Refrigeration installs and services all major HVAC equipment manufacturers in Concord including Carrier, Lennox, Trane, Daikin, Goodman, Rheem, York, Bryant, American Standard, Mitsubishi, and Fujitsu. For ductless mini split systems, we specialize in Mitsubishi, Daikin, and Fujitsu units which are the market leaders in inverter-driven technology. We are not locked into a single manufacturer or distributor, which means our recommendations are based entirely on what best fits your home size, budget, efficiency goals, and existing infrastructure. Each brand offers different warranty structures, SEER2 ratings, and feature sets — from basic single-stage units to premium variable-speed communicating systems. Our NATE-certified technicians install every unit strictly to manufacturer specifications and register all warranties on your behalf.
Yes. KIC Refrigeration provides around-the-clock emergency heating and cooling repair throughout Concord and surrounding Massachusetts communities. Whether your furnace fails during a cold snap and pipes are at risk of freezing, your air conditioner dies during a dangerous heat wave, or you detect the smell of gas near your equipment, our technicians respond quickly. Every service vehicle carries common replacement parts — capacitors, contactors, ignitors, blower motors, control boards, and refrigerant — so most emergency repairs are completed in a single visit. We do not charge extra trip fees for after-hours calls, and our dispatchers are trained to triage situations over the phone so the right technician arrives with the right equipment. Call us anytime and we will have a crew on the way.
HVAC repair costs in Concord typically range from $150 to $500 for minor fixes such as capacitor replacement, contactor swaps, or thermostat wiring issues. Mid-range repairs like blower motor replacement or refrigerant recharging run $500 to $1,200. Major repairs — including compressor replacement, heat exchanger repair, or evaporator coil swap — cost $1,200 to $2,500 or more depending on equipment brand and system type. The final price depends on whether you have a furnace, heat pump, air conditioner, boiler, or ductless mini split, as parts and labor vary significantly between system types. Our NATE-certified technicians diagnose the issue accurately on the first visit, and KIC Refrigeration provides a written estimate with transparent pricing before any work begins. We never charge a diagnostic fee when you proceed with the recommended repair.
The National Air Duct Cleaners Association recommends professional duct cleaning every 3 to 5 years for most Concord homes. However, several factors can shorten that interval: households with pets that shed, family members with allergies or asthma, smokers in the home, and properties that have undergone recent renovation or construction work should consider cleaning every 2 to 3 years. Warning signs that your ducts need attention include visible dust or debris accumulating at register openings, musty or stale odors when the system runs, unexplained respiratory symptoms, and inconsistent airflow between rooms. Our NADCA-compliant cleaning process uses truck-mounted vacuum equipment and rotary brush agitation to remove dust, allergens, mold spores, and debris from your entire duct system. We also inspect for disconnected joints, damaged insulation, and air leaks that reduce system efficiency.
Most residential HVAC installations in Concord, MA are completed in 1 to 3 days depending on the system type, condition of existing ductwork, and complexity of the project. A straightforward furnace and air conditioner replacement on existing ductwork typically takes a single day — our crews arrive in the morning and commission the new system by afternoon. Heat pump conversions, ductless multi-zone installations with line sets routed through walls, and projects requiring new or modified ductwork may take 2 to 3 days. Commercial installations and whole-building systems can extend to a week. We schedule around your availability, coordinate all permits and inspections, and protect your flooring and walls throughout the process. Every installation concludes with a full system commissioning including airflow verification and refrigerant charge confirmation.
As a guideline for Concord homeowners, consider replacement when your system is 15 to 20 years old, when the repair cost exceeds 50 percent of a new system, when the equipment uses R-22 refrigerant which is no longer manufactured and costs $100 or more per pound, or when your system runs constantly without adequately heating or cooling your home. Additional indicators include frequent breakdowns — more than two per heating or cooling season — rising utility bills despite regular maintenance, uneven temperatures between rooms, and excessive noise or dust. The age thresholds vary by equipment type: air conditioners and heat pumps typically last 15 to 20 years, furnaces 20 to 25 years, and boilers 25 to 30 years. KIC Refrigeration provides honest repair-versus-replace assessments at every service call, including side-by-side cost projections for both options.
Hear what our customers have to say about the quality and reliability of our HVAC work.
"Had three quotes for a heat pump installation and went with these guys. Best decision — the install was clean, efficient, and they handled all the permits."
"Boiler kept cycling on and off. Technician found a faulty thermocouple and replaced it on the spot. No nonsense, no upselling. Just good honest work."
"KIC Refrigeration handled our emergency furnace repair during a cold snap. They prioritized us because we have elderly parents in the home. Truly caring people."
Professional heating and cooling services extending to neighboring cities and towns.