Improve your family's health and comfort with professional indoor air quality solutions from East to West HVAC. Serving Greeley, Evans, Windsor, and Northern Colorado with comprehensive air purification systems.

Our certified HVAC technicians provide comprehensive indoor air quality solutions that integrate seamlessly with your existing heating and cooling systems for cleaner, healthier indoor air.
Advanced air purifiers that remove pollutants, allergens, bacteria, and viruses from your indoor air.
Energy recovery ventilators and fresh air systems to improve air circulation and quality.
Whole-home humidifiers and dehumidifiers to maintain optimal humidity levels year-round.
Poor indoor air quality can cause health issues and discomfort. Our air quality solutions address these common problems to create a healthier indoor environment. Combined with proper ductwork maintenance, these systems provide comprehensive air quality improvement.

A dirty filter reduces air quality and system efficiency
Improved indoor air quality provides numerous health benefits for you and your family:
We use the latest air purification technologies to remove pollutants, allergens, and contaminants from your indoor air.
Removes 99.97% of particles 0.3 microns or larger
Germicidal UV light kills bacteria, viruses, and mold
Absorbs odors, chemicals, and volatile organic compounds
Colorado's harsh winters and gas furnace heating create extremely dry indoor air. Our Aprilaire whole-home humidifiers work with your HVAC system to maintain optimal humidity levels, protecting your health, comfort, and home.
Gas furnaces remove moisture, creating desert-like conditions indoors
Dry air causes nosebleeds, respiratory irritation, and static shock
Proper humidity prevents wood cracking, paint peeling, and furniture damage


Expert installation integrates seamlessly with your existing HVAC system for optimal performance.

Single system humidifies your entire home through existing ductwork for consistent comfort.
Our whole-home air quality systems integrate directly with your HVAC system to provide comprehensive air purification throughout your entire home. These systems work continuously to maintain optimal air quality without the need for multiple portable units.
Works with your existing HVAC system for whole-home coverage
24/7 air purification without noise or maintenance hassles
Automated operation with intelligent air quality monitoring
Professional air quality testing identifies specific pollutants and contaminants in your home to recommend the best solutions.
Identify specific contaminants
Measure moisture levels
Evaluate ventilation efficiency
We provide comprehensive commercial indoor air quality solutions for offices, retail spaces, restaurants, healthcare facilities, and industrial buildings. Our commercial systems are designed for high-volume air processing and continuous operation.
Keep your air quality systems operating at peak performance with our comprehensive maintenance plans.
Professional indoor air quality solutions throughout our service area
Beyond air quality solutions, we provide comprehensive HVAC services for your comfort needs.
Located in the heart of Northern Colorado, we proudly serve Greeley and surrounding communities with professional HVAC services.
East to West Heating & Air Conditioning LLC
Serving Greeley, Evans, Windsor, and Northern Colorado