Reliable Furnace Maintenance Experts in Lawrenceville, GA
At B Mays Heating and Air Conditioning, we know a dependable furnace is key to keeping your home safe and cozy when the Georgia chill sets in. Our local, family-owned team understands how unpredictable winters can be, and the last thing we want is your furnace quitting on you! That’s why we deliver expert furnace maintenance, tune-ups, and heating repairs you can count on. With certified technicians, transparent pricing, and a commitment to honest service, we keep your system efficient, reliable, and ready for every cold snap.
- Expert Technicians
- Energy-Efficient Results
- Reliable Year-Round Care
- Transparent, Honest Pricing

Day Availability
Local Owned
Years of Experience
Stay Warm With Lawrenceville’s Trusted Furnace Maintenance Team
Don’t wait for the chill to hit! Our licensed furnace technicians provide thorough maintenance, safety checks, and tune-ups that keep your system efficient, reliable, and ready for winter. Call B Mays Heating and Air Conditioning today for expert care you can trust.
Why B Mays Heating & Air Conditioning Is Lawrenceville’s #1 Furnace Tune-Up Partner
Reliable Heating Maintenance Experts, Treating Your Family Like Our Own!
We aim to provide you with the best, family-owned, and reliable heating system maintenance you deserve. With NATE, EPA, and Mitsubishi-certified technicians, B Mays Heating and Air Conditioning brings local expertise and integrity to every job. Local to Lawrenceville, our certified furnace maintenance team provides honest guidance, fair pricing, and same-day furnace maintenance that keeps families safe and comfortable, without upselling or cutting corners.
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no hidden costs
Experienced
25+ years
of proven
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Top Signs You Need Furnace Maintenance in Lawrenceville, GA
Don’t wait for a no-heat emergency. When energy bills creep up, airflow weakens, rooms feel uneven, the burner starts noisily, or the unit short-cycles. A professional HVAC heating tune-up specialist cleans components, checks safety controls, calibrates thermostats, and catches small issues before costly breakdowns and leaks.
Rising Energy Bills
When your monthly heating costs climb, restricted airflow, dirty burners, or weakened combustion may be to blame. Our local, Lawrenceville-based HVAC contractors catch these efficiency losses fast with a routine furnace tune-up.
Uneven Heating in Rooms
Hot and cold spots often point to clogged filters, weak blower output, or duct imbalance. Your trusted heating maintenance specialists can restore proper airflow and even, consistent heat.
Short Cycling or Fast Restarts
If your furnace turns on and off rapidly, a faulty limit switch, dirty flame sensor, or overheating could be the cause. Our furnace service professionals near you in Lawrenceville diagnose and correct these issues quickly.
Unusual Noises or Vibrations
Squealing, rattling, or grinding sounds often signal blower motor wear, loose parts, or belt tension problems. Skilled HVAC heating maintenance technicians can inspect the system and prevent bigger failures.
We Tune-Up All Types of Furnaces in Lawrenceville, GA

Natural Gas Furnaces
Natural gas furnaces deliver fast, efficient heat through controlled combustion. Because burners, heat exchangers, and sensors collect debris over time, these systems need routine tune-ups. Our certified furnace maintenance technicians in Lawrenceville inspect, clean, and calibrate every component to boost efficiency, reduce risks, and keep your home comfortably heated all season.

Electric Furnaces
Electric furnaces use heating elements and blowers to provide steady, clean heat. Over time, elements wear down, wiring loosens, and airflow can drop. Our local HVAC service providers in Lawrenceville perform detailed inspections, tighten electrical connections, clean components, and restore airflow so your electric furnace operates safely, efficiently, and reliably every winter.

Oil Furnaces
Oil furnaces produce strong, consistent heat through atomized fuel combustion. Soot, sludge buildup, and nozzle wear can lower efficiency and increase odors. Our EPA and NATE-certified heating tune-up specialists clean burners, replace filters, adjust the combustion setup, and protect your system from breakdowns, keeping your home warm and operating costs controlled.

Propane Furnaces
Propane furnaces offer high-output heating for homes without natural gas access. Their burners and fuel delivery components require regular inspection to prevent inefficiency or ignition issues. Our reliable furnace service pros clean sensors, test ignition, check fuel pressure, and optimize airflow to ensure smooth, safe, and dependable propane heating.

Dual-Fuel Furnaces
Dual-fuel systems pair a heat pump with a gas furnace for efficient, climate-responsive heating. Because two systems work together, maintenance is essential to avoid mismatched performance or higher utility costs. Our expert HVAC technicians across Gwinnett County and Metro Atlanta tune both units, verify staging, and ensure seamless switching between fuel sources for optimal comfort and efficiency.

Single-Stage Furnaces
Single-stage furnaces run at one constant output, offering simple, reliable heating. Dust buildup, worn ignitors, and weak airflow can reduce comfort over time. Our experienced furnace maintenance technicians clean burners, calibrate controls, and tune the blower to maintain efficiency and prevent unexpected breakdowns.

Two-Stage Furnaces
Two-stage furnaces switch between low and high heat for better comfort and energy savings. Valves, sensors, and airflow components must be maintained for proper staging. Our HVAC heating tune-up service pros in Lawrenceville clean the system, test both stages, and adjust controls to ensure smooth transitions and consistent, efficient performance.

Modulating or Variable Furnaces
Modulating furnaces adjust heat in small increments for precise temperature control and maximum efficiency. Their advanced sensors, motors, and control boards require detailed maintenance. Our local furnace maintenance contractors inspect electronics, clean internal components, and verify modulation settings so your system stays quiet, efficient, and exceptionally reliable.
Reliable, Emergency Furnace Maintenance Services in Lawrenceville, GA
Need Furnace Help ASAP? We’re Available 24/7
Furnace trouble can start quietly, then suddenly leave you without heat when you need it most. Our dependable furnace maintenance technicians are on call 24/7, delivering fast inspections, same-day service, and reliable care to keep your home safe, warm, and running efficiently.
24/7 Heating Service You Can Rely On
Even a mild cold snap becomes uncomfortable fast when your furnace stops working. That’s why our certified HVAC tune-up contractors provide around-the-clock emergency service. Day, night, weekends, or holidays, we respond quickly to restore heat, protect your system, and bring back peace of mind.
Always Ready, Always Fast
Our experienced furnace maintenance service providers know how unpredictable local weather can be, so we stay ready at all hours. Whether your furnace fails before sunrise or late at night, we deliver quick diagnostics, expert repairs, and dependable comfort with fast, consistent response times.
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The Best Furnace Tune-Up Services in Lawrenceville You Can Count on
Beat the Lawrenceville Chill with Professional Furnace Tune-Ups!
The chilly winters in Lawrenceville place a heavy strain on your furnace. Without routine maintenance, your system can lose efficiency, cycle harder, and risk breaking down when you need heat the most. With expert furnace maintenance from B Mays Heating & Air Conditioning, you can prevent expensive repairs, extend system lifespan, and ensure reliable warmth all season. Our detailed inspections and tune-ups keep energy costs low, comfort high, and your home protected.
Save On Energy Costs
Prevent Emergency Breakdowns
Extend System Lifespan
Breathe Cleaner Air
Enjoy Consistent Comfort
What’s Included in Our Furnace Maintenance Service?
During a tune-up visit, our reliable furnace maintenance technicians inspect heat exchangers, clean burners, test ignition systems, calibrate thermostats, and check airflow to eliminate hidden issues. We also examine electrical connections, safety controls, and venting components to catch early warning signs. This complete approach ensures your furnace runs efficiently, safely, and is ready for the coldest days.
The Right Time for Maintenance
The best time for furnace maintenance is early fall, before temperatures drop and your system enters heavy use. A spring tune-up also protects your unit after peak winter demand. B Mays Heating and Air Conditioning makes maintenance simple with flexible scheduling and annual plans designed to help homeowners stay prepared, efficient, and comfortable all year long.

Lawrenceville, GA’s Certified Furnace Tune-Up Specialists
We Service All Common Furnace Parts That Need Repairs in Lawrenceville
Blower Motor Repair
The blower motor circulates warm air through your home, ensuring every room receives steady heat. Dust, friction, and worn bearings can slow performance or cause overheating. Routine furnace maintenance keeps the motor clean, lubricated, and properly balanced, preventing breakdowns, improving airflow, and helping your system operate efficiently throughout the heating season.
Ignition System Repair
Your ignition system lights the burners that produce heat. Over time, ignitors collect debris, weaken, or misfire, causing unreliable starts or complete heating loss. Maintenance ensures the ignitor stays clean, properly aligned, and responsive. This prevents hard starts, reduces energy waste, and guarantees your furnace ignites safely every time you need heat.
Heat Exchanger Repair
The heat exchanger separates combustion gases from indoor air while transferring heat effectively. Constant expansion and contraction can lead to cracks, corrosion, or dangerous leaks. Regular furnace tune-up contractors in Lawrenceville check for early damage, improve airflow, and ensure safe combustion. This protects your home, maintains efficiency, and extends the lifespan of this critical component.
Gas Line & Valve Repair
Gas valves regulate the fuel entering your furnace, controlling heat output safely. Dirt buildup, pressure irregularities, or worn seals can disrupt ignition or create hazards. Reliable furnace maintenance includes checking valve alignment, inspecting gas lines, and confirming pressure levels. This ensures stable fuel delivery, efficient heating, and safe furnace operation every season.
Thermostat Calibration
The thermostat communicates with your furnace to maintain target temperatures. Over time, sensors drift, wiring loosens, or calibration shifts, causing comfort issues and inefficient heating. Certified HVAC heating maintenance verifies accuracy, adjusts settings, and ensures proper system response. This keeps temperatures consistent, reduces furnace strain, and improves overall energy efficiency.
Pilot Light Repair
Older furnaces rely on pilot lights to ignite burners. Dust, drafts, or failing thermocouples can cause the flame to go out, leaving you without heat. Expert furnace tune-up specialists keep the pilot assembly clean and responsive, ensuring reliable ignition, safe operation, and preventing unexpected heating loss during colder months.
Furnace Filter Replacement
The furnace filter traps dust and debris to protect internal components. When clogged, it restricts airflow, reduces efficiency, and forces the blower to work harder. Regular maintenance with a reliable HVAC heating maintenance company ensures timely filter replacement, improving air quality, enhancing airflow, and preventing stress on your furnace so it heats consistently and efficiently.
Ductwork Leak Repair
Ductwork distributes warm air throughout your home. Leaks, loose connections, and damaged sections waste heat and strain the furnace. Maintenance visits from a trusted heating company include inspecting duct integrity, sealing gaps, and confirming airflow balance. This reduces energy loss, improves comfort, and allows your furnace to operate more efficiently across the entire system.
Lawrenceville, Georgia’s Local Furnace Maintenance Experts
As a truly local heating company, B Mays Heating and Air Conditioning understands Lawrenceville’s weather patterns, aging home designs, and the codes that keep your furnace operating safely. Our team knows how winter humidity, cold snaps, and energy-efficiency guidelines affect your system. With locally informed maintenance, we help homeowners stay compliant, reduce energy waste, and keep their furnaces running reliably through every season.
Primary ZIP Codes We Serve With Certified Furnace Tune-Ups:
30043
30044
30045
30046
30049
Seasonal Factors That Affect Furnace Maintenance in Lawrenceville, GA
Lawrenceville’s mix of humidity, pollen, and quick temperature swings puts year-round stress on your furnace. Seasonal changes influence airflow, efficiency, and system reliability. Local HVAC maintenance specialists understand these patterns and provide tune-ups that keep your furnace clean, safe, and ready for dependable comfort, no matter what Georgia’s seasons bring.

Spring
Post-Winter Cleaning & Tune-Ups
After running through cold winter nights, your furnace may have dust buildup, tired components, and restricted airflow. Reliable HVAC spring maintenance clears debris, replaces filters, checks burners, and resets efficiency. Local furnace tune-up technicians ensure the system is cleaned, tested, and prepared to rest safely through Georgia’s warmer months.

Summer
Off-Season Moisture & Corrosion
Lawrenceville’s humid summers can create moisture inside an unused furnace, leading to rust, electrical corrosion, or stiffened moving parts. Off-season maintenance protects sensitive components, clears internal dust, and prevents long-term wear so your furnace stays healthy and ready when cooler weather returns.

Fall
Startup Testing Before Cold Weather
As temperatures drop, your furnace kicks back on after months of inactivity. Fall tune-ups catch ignition issues, dirty burners, weak airflow, or thermostat drift early. Our expert HVAC maintenance pros run full startup checks to ensure safe ignition, strong heat output, and reliable performance before winter fully arrives.

Winter
Peak Usage & Performance Checks
Winter is when your furnace works its hardest, increasing strain on motors, heat exchangers, and safety controls. A mid-season maintenance check confirms airflow strength, combustion safety, and system efficiency to prevent breakdowns during the coldest Lawrenceville nights and keep every room comfortably heated.
Routine furnace maintenance keeps your home comfortable, efficient, and safe through every season Lawrenceville brings.
Looking for Furnace Maintenance Technicians Near Me? Proudly Serving Lawrenceville & Nearby Areas
From historic downtown Lawrenceville to communities near Rhodes Jordan Park, we’re here to keep local homes and businesses warm, safe, and efficient. Our dependable heating contractors at B Mays Heating and Air Conditioning deliver dependable furnace maintenance across Gwinnett County neighborhoods, ensuring comfort and reliability no matter where you live.
Notable Places and Landmarks in Lawrenceville, GA:

Furnace Maintenance FAQs
Most furnaces need professional maintenance once a year, ideally in early fall. This keeps your system efficient, prevents breakdowns, and ensures safe heating throughout Lawrenceville’s colder months.
A tune-up includes cleaning burners, checking the heat exchanger, inspecting electrical connections, testing ignition systems, and verifying airflow. Technicians also calibrate your thermostat to make sure temperatures stay consistent.
Rising energy bills, uneven heating, strange noises, or frequent cycling are common signs. Even if everything seems normal, annual maintenance helps catch issues early and prevents expensive mid-season repairs.
Yes, cleaning internal components, replacing filters, and optimizing airflow all boost efficiency. Routine tune-ups help your furnace run smoothly, lowering utility costs and reducing strain on key components.
Even new furnaces require yearly inspections to keep warranties valid and maintain peak performance. Maintenance prevents early wear and ensures all parts operate safely and efficiently.
Skipping maintenance can lead to clogged filters, overheating, poor airflow, and unexpected breakdowns. It also reduces efficiency and can shorten your furnace’s lifespan, making future repairs more expensive.
B Mays Customer Stories
See What Our Clients Are Saying


Brandon was absolutely phenomenal! We called him for a 2nd opinion on our AC blowing hot and not only did he get us in faster, he found the real issue and got us cool in no time. Incredibly grateful, and will recommend him to any friends and family without hesitation. Thank you so much! We can enjoy our home again!







