HVAC Company Serving Manchester, MO

Comfort comes down to two things: a home that holds the temperature you set, and a utility bill that does not climb every year. When an aging system starts falling short on either one, Martin-Jetco Heating and Air Conditioning helps Manchester homeowners find the most cost-effective way forward, whether that is a repair, a tune-up, or a new high-efficiency system. 

Family-owned and operated since 1964, the team brings decades of local HVAC experience to every recommendation. For larger repairs or replacement projects, financing may be available to help make the cost more manageable.

Get heating and cooling help without the runaround. Call (636) 205-1631 or reach out online to schedule service.

Our Complete HVAC Services

For homes and businesses throughout Manchester, Martin-Jetco Heating and Air Conditioning provides:

• AC Repair 
• AC Installation 
• AC Replacement 
• Furnace Repair 
• Furnace Installation 
• Furnace Replacement 
• Heat Pump Services 
• Indoor Air Quality 
• Ductless Mini-Splits 
• HVAC Maintenance 
• Emergency HVAC Service 

Additional service options include boilers, geothermal systems, air scrubbers, air filtration, whole-home humidifiers and dehumidifiers, air balancing, thermostat installation and repair, and commercial heating and air conditioning.

How Much Does HVAC Replacement Cost in Manchester? 

When repair no longer makes sense, replacement in Manchester generally falls into two ranges:

• Air Conditioner & Evaporator Coil Replacement: Approximately $5,500 to $9,200
• Complete HVAC System Replacement: Approximately $8,450 to $22,990+

Factors that affect HVAC replacement pricing:

• Home square footage
• System tonnage requirements
• SEER2 efficiency rating
• Single-stage vs variable-speed equipment
• Existing ductwork condition
• Zoning systems
• Electrical or code upgrades
• Indoor air quality add-ons
• Accessibility of installation area

For Manchester homeowners, an air conditioner and evaporator coil replacement typically runs approximately $5,500 to $9,200, while a complete HVAC system replacement generally ranges from approximately $8,450 to $22,990+. The final cost depends on the size of the home, the equipment selected, SEER2 efficiency, ductwork condition, zoning needs, electrical or code updates, indoor air quality upgrades, and how easy the system is to access.

Ranch homes, split-level layouts, two-story homes, condos, townhomes, and commercial spaces can all have different comfort needs. An in-home evaluation helps Martin-Jetco Heating and Air Conditioning measure the home properly, review the existing system, and explain whether repair, replacement, zoning, or efficiency upgrades make the most sense. Book one online or by calling (636) 205-1631.

How Fast Can You Get HVAC Help in Manchester?

A furnace out on a freezing night or an AC down in July is not something that can wait, so Martin-Jetco Heating and Air Conditioning offers same-day and emergency HVAC service, including evenings, weekends, and holidays. Here is the kind of turnaround Manchester homeowners see:

• Morning calls, same-day visits. Reaching out early in the day often means a NATE-certified technician at your door that afternoon, and sometimes within the hour.
• A diagnosis and a quote in one trip. The technician identifies the problem on site and gives you a repair price before leaving, so the decision does not stall.
• After-hours coverage. Help is available outside normal business hours when comfort or safety cannot wait.
• Most repairs resolved in 24 to 48 hours. From the first call to a working system, the typical turnaround keeps your home comfortable again quickly.

When you are making a call in a pinch, it helps to know what other homeowners experienced first. Read our 1,000+ five-star Google reviews before you dial.

When to Repair & When to Replace

Repair is often the practical choice, and replacement is sometimes the cheaper one over time. A few markers help you tell which is which:

1. Age. Most furnaces and AC units run well for 12 to 15 years. Past that, repair costs tend to climb.
2. Refrigerant. Systems still using R-22 are costly to service, since that refrigerant is no longer made.
3. The math on a big repair. When one repair approaches a third of the cost of a new system, replacement usually wins out within a few years.
4. Your bills. Rising energy costs and uneven temperatures often point to a system that has lost its efficiency.

HVAC Issues Manchester Homes Commonly Run Into

Manchester's housing stock spans several decades, with a mix of ranches, split-levels, and two-story homes that each come with their own HVAC quirks. Here is what Martin-Jetco Heating and Air Conditioning's NATE-certified technicians encounter most often in this area:

• Ranch and split-level layouts. These floor plans often have ductwork running long horizontal distances, which can leave rooms at the far end of the house a few degrees off from the thermostat.
• Older ductwork. Homes from the 1960s through the 1980s commonly have ductwork that was sized for older, less efficient equipment and was never updated when the HVAC system was replaced.
• Finished lower levels. A finished basement adds square footage to heat and cool, but it often was not part of the original duct design, leaving it uncomfortable year-round unless the system is rebalanced or the lower level gets its own zone.
• Upstairs cooling issues. Heat rises, and in a two-story home with original ductwork, the upper level frequently stays warmer than the main floor during summer, especially in homes where the system was not sized with the second floor in mind.
• Uneven room temperatures. A room that runs too hot or too cold relative to the rest of the house usually points to an airflow or ductwork issue rather than a system failure, and can often be corrected without a full replacement.
• Humidity control. Missouri summers bring humidity indoors, and a system that is oversized or aging often short-cycles without running long enough to pull moisture from the air, leaving the house cool but clammy.
• Smart thermostats and zoning. Many Manchester homeowners have added smart thermostats or asked about zoning as a way to manage the temperature differences between levels, rooms with high sun exposure, and spaces with different usage patterns.
• Repair-versus-replacement decisions. Systems in the 12 to 15 year range, which describes a significant share of Manchester's housing stock, frequently reach the point where a single repair raises the question of whether it is the last repair or the start of a pattern.

Not sure whether the issue is the system, the ductwork, or the layout? We can take a closer look. Contact us onlineor call (636) 205-1631.

Lower Bills Start with the Right-Sized System

St. Louis weather asks a lot of a home's HVAC system, from humid 90-degree summers to hard winter freezes, and an aging or poorly matched system shows up on every utility bill. The biggest factor in how efficiently a system runs is sizing. A unit that is too large short-cycles and leaves rooms humid, while one that is too small runs constantly and still falls behind. 

Our HVAC technicians size every replacement with a proper load calculation for your home, then helps you choose an efficiency level, measured as SEER2 for cooling, that fits your budget and your goals. Where it helps, sealing leaky ductwork and adding a smart thermostat draw even more comfort from the same energy. 

Neighborhoods & Areas We Serve in Manchester

Martin-Jetco Heating and Air Conditioning serves homeowners and businesses throughout Manchester, including the 63011 and 63021 zip codes and nearby West County communities. The team has worked across the area's neighborhoods and subdivisions, including Country Lane Woods, Chadwick Estates, Big Bend Woods, Treetop Condominiums, and the Barrett Station area.

Service is also available near Paul A. Schroeder Park, Manchester Aquatic Center, and the Manchester Road retail corridor, as well as near Wren Hollow Elementary, Hanna Woods Elementary, Pierremont Elementary, Parkway South High School, Parkway South Middle School, and St. Joseph Catholic School. The team also serves homes and businesses along Manchester Road, Big Bend Road, Sulphur Spring Road, Dougherty Ferry Road, Highlands Boulevard, Baxter Road, and nearby West County corridors.

If any of these issues match what you are dealing with, call (636) 205-1631 or schedule service online and we will figure out the fix.

Bringing the Cost Down

A new system is a real investment, and Martin-Jetco Heating and Air Conditioning helps Manchester homeowners use every available way to lower it:

• Financing to spread the cost into predictable monthly payments
• Spire utility rebates, filed for you at the time of installation
• Federal energy-efficiency tax credits on qualifying high-efficiency equipment
• Seasonal coupons that trim the total further

We go through the numbers during your visit, so the upfront cost, the monthly payment, and the long-term savings are all clear before you decide. Want to see how far the available savings go on your project? Call (636) 205-1631 or reach out online.

A Maintenance Plan That Keeps Efficiency High

The savings from a high-efficiency system only last if the system stays in good shape, so the Martin-Jetco Heating and Air Conditioning Home Comfort Agreement keeps it tuned year-round. Members get:

• Two seasonal tune-ups a year, one before cooling season and one before heating season
• Priority scheduling when you need service
• A discounted diagnostic fee on service calls during office hours
• 20% off parts and labor on service repairs
• No overtime fees
• A full safety and performance check at every visit
• Documented maintenance that keeps your manufacturer warranty in good standing

A Track Record Built One Home at a Time Since 1964

Martin-Jetco Heating and Air Conditioning has served St. Louis-area homeowners since 1964, and the company is still family-owned and operated today. Every visit is handled by licensed, NATE-certified technicians who can service, repair, or replace a wide range of heating and cooling systems.

Because Martin-Jetco Heating and Air Conditioning installs York, Goodman, Daikin, Carrier, and Trane, recommendations are not tied to one product line. The goal is to match the equipment to the home, the budget, and the way the system needs to perform.

Homeowners who want to hear from past customers can start with more than 1,000 five-star Google reviews. Martin-Jetco Heating and Air Conditioning also holds an A+ rating with the Better Business Bureau, has earned six Angie’s List Super Service Awards, and has been recognized multiple times as a York Dealer of the Year.

Keep your home comfortable through every season. Call (636) 205-1631 or reach out online to book HVAC service.

Frequently Asked Questions

What zip codes do you serve in Manchester? 

Martin-Jetco Heating and Air Conditioning serves all of Manchester, including the 63011 and 63021 zip codes.

How much can a high-efficiency system save on energy bills?

Savings depend on the home, the equipment being replaced, and how the new system is sized and installed. Older equipment loses efficiency over time, and a modern system with a strong SEER2 rating may use meaningfully less energy while also improving comfort. Martin-Jetco Heating and Air Conditioning can estimate the difference for your home during the evaluation.

What size HVAC system does my home need?

The right size comes from a load calculation, not square footage alone. Martin-Jetco Heating and Air Conditioning factors in the home's layout, insulation, windows, ductwork, airflow, sun exposure, and comfort concerns so the system is matched to how the home actually heats and cools.

Do you install smart thermostats and zoning?

Yes. Smart thermostats and zoning can improve temperature control and reduce wasted energy in homes where different areas hold temperature differently. Martin-Jetco Heating and Air Conditioning can review whether either option would benefit your home based on the layout, ductwork, equipment, and rooms that never feel quite right.

How long does a new system installation take?

Many single-system replacements can be completed in one day when the scope, equipment, and conditions allow. Projects involving ductwork changes, zoning, electrical updates, or more complex needs can take longer. Martin-Jetco Heating and Air Conditioning gives you a clear timeline during the evaluation.

Will a new system make my home feel more even from room to room?

Often, yes, especially when the old system was poorly sized, aging, or struggling with airflow. Uneven temperatures can also come from ductwork issues, insulation gaps, sun exposure, or a home that would benefit from zoning. During the evaluation, Martin-Jetco Heating and Air Conditioning looks at the system, ductwork, and layout before recommending the fix that makes the most sense.

How much does HVAC replacement cost in Manchester?

An air conditioner and evaporator coil replacement runs approximately $5,500 to $9,200, while a complete HVAC system replacement runs approximately $8,450 to $22,990+. Home size, system tonnage, SEER2 efficiency rating, equipment type, ductwork condition, zoning needs, electrical or code updates, indoor air quality add-ons, and installation accessibility all affect where the estimate lands.

How much does AC repair cost in Manchester, MO? 
AC repair costs in Manchester can vary depending on the problem. Minor repairs such as capacitors ($150 to $450), contactors, or thermostats ($100 to $600) tend to fall on the lower end. More involved repairs, including refrigerant leaks, evaporator coil problems ($600 to $2,000), blower motor issues, or compressor-related failures, can run well over $1,000. System age, refrigerant type, parts availability, and overall equipment condition also factor in. Martin-Jetco Heating and Air Conditioning provides clear options so homeowners can compare repair cost against the value of replacement. Call (636) 205-1631 to request a quote.

How much does furnace repair cost in Manchester, MO? 
Furnace repair costs in Manchester depend on the part, the system's age, and the complexity of the work. As a guide, ignitor replacement runs $180 to $350, flame sensor cleaning $180 to $340, capacitors $150 to $450, and blower motors $500 to $1400+ or more depending on motor type and access. Bigger repairs, including heat exchangers ($2,000 to $4,000) or control boards ($700 to $1650), cost more and may raise the question of whether furnace replacement makes more sense long-term. Call (636) 205-1631 and a NATE-certified technician will diagnose the issue and explain your options.

How long does a new HVAC system last?

With regular maintenance, a quality HVAC system typically lasts 12 to 15 years, and some systems run longer when properly sized, installed, and serviced. Manchester's humid summers and winter cold snaps place steady demand on both air conditioners and furnaces. Spring AC tune-ups, fall heating inspections, regular filter changes, clean coils, and prompt attention to small issues all help extend equipment life, improve efficiency, reduce breakdowns, and protect manufacturer warranty coverage.

Should I repair or replace my air conditioner?

Repair makes sense for a newer unit with a single isolated issue and a repair cost that is not approaching the value of a replacement. The calculus shifts once the unit is past 12 to 15 years, still runs on R-22 refrigerant, needs repairs repeatedly, struggles with humidity, or faces a repair bill that is getting close to a third of the cost of a new system. Martin-Jetco Heating and Air Conditioning evaluates the system, explains both options clearly, and leaves the decision with you.

Why is my AC running but not cooling my Manchester home?

An air conditioner that runs but does not cool may have a dirty air filter, low refrigerant, a frozen evaporator coil, a failing capacitor, a dirty outdoor condenser coil, ductwork problems, thermostat issues, or an aging system that can no longer keep up with Missouri humidity. In Manchester homes with older ductwork, finished lower levels, split-level layouts, or rooms that never feel the same temperature, airflow and sizing can also be a factor. A technician should inspect the system, check refrigerant levels, measure airflow, evaluate the coil and condenser, and determine whether the issue is a simple AC repair or a sign of a larger problem.

Why is my furnace blowing cold air?

A furnace may blow cold air because of a dirty filter, thermostat setting issue, pilot or ignition problem, flame sensor issue, gas supply problem, overheating limit switch, or malfunctioning control board. In some cases, the blower keeps running even though the burners are not producing heat. Because furnace problems can involve gas, combustion, and safety components, homeowners should not ignore the issue. Martin-Jetco Heating and Air Conditioning can inspect the furnace, identify the cause, explain the repair options, and confirm the system is safe to run before leaving.

Are heat pumps effective during Missouri winters?

Yes, modern heat pump services can be effective in Missouri's climate because they provide both heating and cooling in one efficient system. Heat pumps work especially well during mild and moderate winter weather, and many newer systems perform better in colder temperatures than older models did. For some Manchester homes, a dual-fuel setup or supplemental heat source may be recommended for the coldest days of the year. Martin-Jetco Heating and Air Conditioning can evaluate the home, comfort goals, insulation, ductwork, and energy usage to determine whether a heat pump is the right fit.

How often should HVAC maintenance be performed?

Twice a year covers most homes: once in the spring for the air conditioning system and once in the fall for the heating system. Regular HVAC maintenance improves efficiency, reduces unexpected breakdowns, extends equipment life, protects warranty coverage, and catches small issues before they become expensive repairs. In Manchester, where air conditioners work hard through humid summers and furnaces earn their keep during winter cold snaps, staying on schedule matters.

Make the Next HVAC Decision with Better Information

Whether you are comparing repair versus replacement, trying to reduce energy use, planning a new system, or dealing with an urgent breakdown, Martin-Jetco Heating and Air Conditioning can help you weigh the options clearly. Call (636) 205-1631 or schedule your in-home evaluation online today.