The Best HVAC in Waltham, MN

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

#1

Waltham Heating & Cooling Experts

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency furnace installations and emergency heating repairs, crucial for Waltham's harsh winters. They are certified dealers for Lennox and Carrier systems and focus on energy-saving solutions for both residential and light commercial properties.

102 Main Street, Waltham, MN 55982

Specialties & Features

24/7 Emergency Heating Service
High-Efficiency Furnace Installation
Geothermal System Expertise
Whole-Home Humidifiers

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Southern Minnesota Climate Control

4.6
(94 reviews)
Verified

Known for comprehensive HVAC maintenance plans and expert ductwork design. They excel in solving uneven heating and cooling problems common in older Waltham homes. Their technicians are NATE-certified and specially trained in heat pump systems for Minnesota's seasonal transitions.

450 County Road 4, Waltham, MN 55982

Specialties & Features

Ductwork Design & Sealing
Preventative Maintenance Plans
Heat Pump Service & Installation
Indoor Air Quality Solutions

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

Reliable Red's HVAC Services

4.5
(68 reviews)
Verified

A family-owned and operated business providing honest, dependable HVAC repair and installation. They have a strong reputation for prompt emergency AC repair during humid summer spells and offer budget-friendly options for system replacements. They are a trusted partner for local home warranty companies.

789 Waltham Avenue, Waltham, MN 55982

Specialties & Features

24/7 Emergency AC Repair
Affordable System Replacements
Boiler Repair & Service
Smart Thermostat Installation

Business Information

Years in Business:11 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Waltham

Waltham's HVAC market is defined by the extreme continental climate of southeastern Minnesota, featuring very cold, snowy winters and warm, humid summers. This creates strong seasonal demand for reliable furnace service and emergency heating repairs from October to April, followed by a surge in AC maintenance and installation needs from May to September. The presence of older housing stock also drives demand for ductwork modernization and energy efficiency upgrades. The market is served by a mix of long-standing local contractors and larger regional companies, with a high emphasis on 24/7 emergency service capability.

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 Waltham regulations and climate

Frequently Asked Questions About HVAC in Waltham

Get answers to common questions about hvac services in Waltham, Minnesota.

1What is the best time of year to replace my furnace or air conditioner in Waltham, MN?

For furnace replacement, late summer or early fall (August-September) is ideal, as local HVAC companies are less busy than during the first cold snap. For air conditioners, early spring (April-May) is best. Scheduling during these shoulder seasons ensures you get timely service and avoid the high-demand emergency premiums during Waltham's extreme winter cold or summer humidity.

2How does Waltham's climate affect the type of HVAC system I should choose?

Waltham's harsh winters with temperatures often below zero demand a high-efficiency furnace (90% AFUE or higher) for reliability and cost savings. Given our hot, humid summers, a properly sized air conditioner or heat pump with good dehumidification capability is equally crucial. We strongly recommend systems with two-stage or variable-speed compressors for better comfort and efficiency in our variable seasonal conditions.

3Are there any local rebates or regulations for HVAC upgrades in Minnesota I should know about?

Yes. Minnesota has specific energy codes for HVAC installations, and technicians must be licensed. Homeowners should always verify a contractor's license. For rebates, check with your local utility provider (like People's Energy Cooperative) and the state's Conservation Improvement Program (CIP), which often offers incentives for high-efficiency furnaces, air sealings, and heat pumps to help with our severe weather.

4What should I look for when choosing a local HVAC contractor in Waltham?

Prioritize contractors who are licensed, insured, and have extensive local experience. They should perform a Manual J load calculation specific to your home's construction and our climate, not just recommend the same size unit. Check for 24/7 emergency service, as breakdowns in winter can be dangerous, and read local reviews or ask neighbors for referrals to proven companies.

5Why is my furnace short-cycling, and is this a common issue during Waltham winters? **Question:** Why is my furnace short-cycling, and is this a common issue during Waltham winters?

Short-cycling is very common here due to dirty air filters restricting airflow, a faulty flame sensor, or an oversized furnace. In our cold climate, an oversized unit heats the space too quickly and shuts off, leading to uneven temperatures and wear. A local technician can diagnose the specific cause, which is critical to prevent system failure during a deep freeze.