Comprehensive Heating and Air Conditioning Services in Petrolia, ON

Stay comfortable year-round in Petrolia with Postma Heating & Cooling. Call for same-day service, on-time arrivals, and straightforward pricing.

When you need reliable air conditioning and heating services in Petrolia, ON, count on Postma Heating & Cooling. As your local AC contractor and heating contractor, we provide fast diagnostics, honest options, and expert repairs and replacements. Our background-checked technicians utilize the latest technology, adhere to safety- and cleanliness-focused practices, and back every visit with 100% guaranteed satisfaction. From urgent AC service to seasonal heater service, we keep homes comfortable across Petrolia and the surrounding areas.

Check our Service Areas to confirm coverage in Petrolia and nearby communities. Expect rapid response, on-time service, and proactive, clear communication from our team.

Air Conditioning Repair and Replacement in Lambton County

A failing air conditioner during a heatwave can’t wait. Our air conditioner service company delivers same-day AC service when available, thorough, educated troubleshooting before work, and flat-rate pricing with no surprises. Whether you need a minor AC repair, a new evaporator coil, or a complete air conditioner replacement, we’ll guide you through options that match your budget, efficiency goals, and home comfort needs.

What we service and install:

Central air conditioners, heat pumps, and ductless mini-splits
High-efficiency air conditioner installation and replacement
Smart thermostat setup and airflow balancing
Indoor air quality add-ons, including media filters and UV lights

Signs you may need AC repair or replacement:

Warm air from vents or uneven cooling from room to room
AC short-cycling, constantly running, or won’t start
Strange noises like grinding, buzzing, or banging
Unusual odours or visible icing on the refrigerant lines
Rising energy bills with no change in usage
Unit is 10–15+ years old with frequent repairs
Refrigerant leaks or repeated low-charge conditions

Why choose Postma for AC:

Rapid response and fast fixes from skilled, professional, and personable technicians
Straightforward pricing and options explained clearly
Manufacturer warranty advocacy that saves customers money when eligible
9-time winner of the Best of CK award for proven service excellence

Evaporator Coil Service Done Right

Frozen coils, restricted airflow, or pinpoint refrigerant leaks often point to coil issues. We perform accurate diagnostics, cleanings, and, when needed, high-quality coil replacements. As an experienced AC service company, we ensure proper sizing, brazing, and charging for long-term reliability.

Furnace Repair and Replacement in Lambton County

When temperatures drop, you need heat you can depend on. As a trusted furnace contractor and furnace service company, we handle everything from emergency repairs to high-efficiency furnace installation. Expect on-time service, meticulous workmanship, and proactive communication and scheduling at every step.

Heating services we provide:

Furnace repair for gas and electric systems
High-efficiency furnace replacement and heating system upgrades
Safety inspections, cleanings, and scheduled maintenance
Thermostat calibration and airflow balancing

Signs you may need furnace repair or replacement:

No heat or weak airflow from registers
Frequent cycling or difficulty starting
Unusual noises such as rattling, banging, or squealing
Yellow burner flame or persistent burning odours
Rising energy bills and declining comfort
Hot and cold spots throughout the home
System age 12–20 years with repeated repairs

Why choose Postma for heating:

Background-checked technicians who respect your home
Safety- and cleanliness-focused work with full cleanup
Thorough, educated troubleshooting before work begins
Membership program with real savings on maintenance and priority scheduling

Boiler Repair and Replacement in Lambton County

Hydronic heating requires specialized expertise. Our heating service company works with a wide range of boiler systems, including high-efficiency condensing boilers, and can integrate controls, pumps, and zoning systems for improved comfort and lower utility costs. If your boiler is outdated or unreliable, we’ll recommend a right-sized replacement and handle permits and commissioning.

Boiler services include:

Boiler repair and annual safety inspections
High-efficiency boiler replacement and retrofits
Radiant floor heating support and control upgrades
System purges, air elimination, and water quality management

Indicators your boiler needs attention:

Radiators or baseboards that stay cool or heat unevenly
Kettling noises, frequent lockouts, or error codes
Visible leaks or corrosion on piping or the heat exchanger
Rising fuel usage and slow heat recovery

Planning a new system? Explore Financing to spread out payments with clear terms. Enjoy straightforward pricing and reliable project management for complex installs in Petrolia, ON.

AC Refrigerant Leak Detection and Repair in Petrolia, ON

Low refrigerant means poor cooling, higher energy bills, and potential compressor damage. Our air conditioner service company performs precise leak detection using electronic sniffers, UV dye, and nitrogen pressure testing. Once located, we repair leaks with industry-best practices and verify proper charge per manufacturer specs.

Why call Postma Heating & Cooling for AC service in Petrolia, ON:

Same-day services when available, with on-time service windows
Latest technology for accurate leak detection and repairs
Problem-solving in challenging situations, such as hard-to-reach coils or line sets
Consistent aftercare and maintenance to prevent repeat issues

What to expect:

Upfront, flat-rate pricing and clear repair vs. replace guidance
Manufacturer warranty advocacy if your system qualifies for coverage
Options to improve reliability, from new line sets to coil replacements
Post-repair performance testing and documented results

Preventive Maintenance for Year-Round Comfort

Prevent breakdowns and protect warranties with seasonal tune-ups for both AC and heating. Our maintenance plans include priority scheduling, reminders, and documented checklists that support system efficiency and longevity.

Your Local AC and Heating Contractor in Petrolia

From complex heat pump installs to tricky boiler repairs and radiator balancing, our team delivers reliable project management for complex installs and renovations. We coordinate permitting, scheduling, and final inspections to keep your project moving smoothly.

Call Postma Heating & Cooling at 519-354-9491 for expert AC and heating service in Petrolia, ON. Book same-day repair or request a free replacement estimate today.