The Best HVAC in Mercer, MO

Compare the highest-rated hvac professionals in Mercer, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Mercer Climate Control

4.8
(112 reviews)
Verified

Family-owned HVAC specialist serving Mercer and surrounding counties since 1998. Offers comprehensive heating and cooling services with expertise in both traditional and high-efficiency systems. Known for honest diagnostics and quality workmanship.

102 Main Street, Mercer, MO 64661

Specialties & Features

24/7 Emergency Service
Energy Efficiency Consulting
Geothermal Systems
Ductwork Design & Installation

Business Information

Years in Business:26 years
Licensed:Yes
Insured:Yes
#2

Heartland Heating & Cooling

4.6
(87 reviews)
Verified

Local HVAC contractor specializing in residential and light commercial systems. Strong reputation for responsive service and thorough maintenance programs. Carries top brands like Lennox and Trane, with NATE-certified technicians.

415 Industrial Drive, Mercer, MO 64661

Specialties & Features

Preventive Maintenance Plans
Furnace Installation
Air Purification Systems
Smart Thermostat Integration

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Mercer County HVAC Services

4.5
(63 reviews)
Verified

Full-service HVAC company focusing on repair and replacement of all major brands. Offers free estimates on new installations and specializes in solving complex airflow and comfort issues in older homes common throughout Mercer County.

208 Elm Avenue, Mercer, MO 64661

Specialties & Features

Ductwork Diagnostics & Repair
HVAC System Retrofitting
Boiler Services
Winterization Services

Business Information

Years in Business:14 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Mercer

Mercer's HVAC market serves a rural community with extreme seasonal temperature variations (hot humid summers reaching 90°F+ and cold winters often below 20°F). The market is dominated by local, family-owned businesses rather than national chains. Demand peaks during summer AC failures and winter furnace emergencies, with strong interest in energy-efficient upgrades due to both temperature extremes. Most homes use forced-air systems with about 30% having heat pumps or dual-fuel systems.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Mercer regulations and climate

Frequently Asked Questions About HVAC in Mercer

Get answers to common questions about hvac services in Mercer, Missouri.

1What is the typical cost range for replacing a central air conditioner or furnace in Mercer, MO?

For a standard efficiency, properly sized system, full replacement costs in Mercer typically range from $5,000 to $12,000, depending on the unit type (AC, furnace, or heat pump) and complexity of installation. Missouri's state sales tax applies, and prices can be influenced by regional factors like accessibility for equipment delivery to our rural area. It's crucial to get itemized estimates from local contractors that include removal of the old unit, new refrigerant lines if needed, and all labor.

2When is the best time to schedule HVAC maintenance or replacement in Mercer to avoid the extreme seasons?

The optimal times are during the mild shoulder seasons—early spring (March-April) before the humid summer heat arrives and early fall (September-October) before freezing winter temperatures set in. Scheduling during these periods ensures local HVAC companies are more readily available and can prevent emergency breakdowns during a Mercer County heatwave or a cold snap, when service wait times are longest.

3Are there any local regulations or rebates in Mercer, Missouri, I should know about when upgrading my HVAC system?

While Mercer itself may not have specific city codes, all work must comply with Missouri state mechanical codes and EPA regulations for refrigerant handling. For rebates, always check with your local utility provider, such as Northwest Electric Power Cooperative or Grundy Electric Cooperative, as they occasionally offer incentives for high-efficiency systems. There are no statewide rebates, but federal tax credits for qualifying high-efficiency heat pumps and air conditioners may apply.

4How do I choose a reliable HVAC contractor in the Mercer area?

Prioritize locally established, licensed, and insured contractors with strong reputations in Mercer and surrounding counties like Grundy and Harrison. Verify they carry Missouri state licensing (for work over $750) and ask for references from nearby homes. A trustworthy provider will perform a detailed Manual J load calculation specific to our climate—accounting for Mercer's cold winters and hot, humid summers—to ensure proper system sizing, avoiding the common pitfall of installing an oversized unit.

5My furnace is old but working. Should I preemptively replace it, or wait for a failure, especially given our cold winters?

For furnaces over 15 years old, a preemptive replacement during the fall is often wiser than risking a failure in a January cold snap when emergency service premiums are high and availability is low. Proactive replacement allows for careful selection of a correctly sized, high-efficiency model, better financing options, and ensures your family's safety and comfort through a Mercer winter, avoiding the potential dangers and inconvenience of no heat.