About Coziahr Heating and Air Conditioning
Our History
Founded in 1936 By Walt Coziahr Sr., Coziahr Heating and Air Conditioning is a third generation family owned business. Our team is dedicated to ensuring your home or business stays comfortable year-round.
Our Services
We offer a wide range of HVAC services, including installation, maintenance, and repair for both residential and commercial properties. From air conditioning to furnace repair, we have you covered.
HVAC Services from Coziahr Heating and Air Conditioning
AC Installation
We offer professional air conditioning installation services for your home or business. Our team of experts will help you choose the right system for your needs and install it quickly and efficiently.
Heating Installation
Stay warm and cozy all winter long with our professional heating installation services. We install a variety of systems, including gas and electric furnaces as well as air source and water source heat pumps.
Diagnostic Energy Testing (DET)
For over 10 years we have been conducting blower door (building air leakage) and duct blaster (ductwork air leakage) testing for new and existing homes. Looking for ways to reduce your energy bills? Air leakage, whether in your home or ductwork, can lead to high energy use and DET is the first step before implementing energy efficiency measures to reduce your energy bills and make your home more comfortable.
HVAC Repair
Our team of experts can diagnose and repair any issues with your HVAC system. From simple repairs to complex issues, we've got you covered.
Indoor Air Quality
Breathe easy with our indoor air quality services. With our new Cozi-Aire filter cabinets, let us help you design a system to keep your indoor air fresh and healthy. Scroll to the bottom of the page to download the filter cabinet performance charts.
Scheduled Maintenance
Prevent costly repairs with scheduled maintenance of your HVAC systems. We offer regular inspections and tune-ups to keep your HVAC systems running smoothly.
After Hours Emergency Service
We offer after hours emergency HVAC services to ensure that your home or business stays comfortable.