SINCE 2013

We Provide Trusted

Repair Service

Expert Technicians, Trusted Repairs: Restoring Your HVAC System with Confidence

618-350-3804

Installation

From system selection to expert setup, we’ve got you covered.

Maintenance

Keep your HVAC running efficiently

all year round.

24/7 Emergency Service

We’re available anytime your

comfort is at risk.

About our company

We are the most popular repair company

Your Trusted Source for Reliable Heating, Ventilation, and Air Conditioning Solutions. With Years of Experience and a Commitment to Quality, We Pride Ourselves on Providing Exceptional Service, Expert Repairs, and Energy-Efficient Installations. Our Skilled Technicians Are Dedicated to Ensuring Your Comfort, Offering Personalized Solutions to Meet Your Specific Needs. Whether It's Repairing Your HVAC System, Conducting Routine Maintenance, or Assisting with New Installations, We're Here to Deliver Professionalism, Reliability, and Customer Satisfaction. Trust Us to Keep Your Indoor Environment at Its Best.

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Our Services

We provide the most popular repair

services

Cooling Services

Stay Summer-Ready:

Keep Your Home Cool and Comfortable

with Our Expert Cooling Services

Explore Service

Heating Services

Stay Warm Throughout Winter:

Rely on Our Expert Heating Services to Keep Your Home Cozy and Inviting.

Explore Service

Solar Services

Introducing Our New Solar Service:

Harness the Power of the Sun for Clean and Efficient Energy Solutions.

Explore Service

24/7 Customer Service

Call for emergency service

618-350-3804

Why Choose Us

Experience Unmatched Expertise, Reliable Service, and Customer Satisfaction.

Expert Repairman

Our Expert Repairmen Bring Years of Experience, Unparalleled Expertise, and a Commitment to Delivering Reliable HVAC Solutions. We Provide Effective Repairs, Ensuring Optimal Performance and Longevity of Your HVAC System.

Satisfied Services

Our Commitment to Exceeding Your Expectations Drives Us to Deliver Services That Leave a Lasting Impression. From Our Friendly and Knowledgeable Staff to the Attention to Detail in Every Task, We Strive to Ensure Your Complete Satisfaction.

Licensed & insured local technicians

Our team is fully certified, insured, and trained to handle your HVAC system safely and professionally — giving you peace of mind with every service call.

How it works

Effortless Solutions:

Making HVAC Easy for You

1. Book Online or Call

2. Discuss Budget

3. Get Confirmation

4. Happy Services

Here For You

When You Need Us Most!

Hear from our clients

Every customer satisfied

and feedback us

Emily K.

Reliable and Trustworthy! Kalmer HVAC is fantastic. Their team was thorough, transparent, and fair in pricing. Repairs were executed with precision.

Chris D.

They quickly resolved the issue with my cooling system and even shared energy-saving tips. Impressed with their work!

Matthew T.

Exceptional Service! Kalmer's provided prompt, professional, and highly knowledgeable assistance. Repairs were completed flawlessly, and they went above and beyond to ensure my satisfaction. Highly recommended!