First String Heating | Expert HVAC Services in Denver, CO

We handle full HVAC system installations and replacements for all makes of furnaces, air conditioners, heat pumps, and smart thermostats. With 20 years of experience specifically in the Denver area, we understand the local climate demands and can recommend systems that perform efficiently in our variable weather, from cold winters to hot summers. Our services include proper sizing, installation, and integration with existing ductwork to ensure optimal comfort and energy savings for your home.

For pilot light failures, common in Denver's older furnaces, we perform thorough inspections to identify issues like thermocouple problems, gas valve malfunctions, or drafts, and provide reliable repairs or replacements to restore safe operation. For dirty condenser coils, which can reduce efficiency in our dusty climate, we offer professional cleaning during maintenance visits to improve cooling performance and prevent system strain. Our local expertise helps us quickly diagnose and fix these frequent issues to keep your system running smoothly year-round.

Yes, we provide comprehensive maintenance plans designed for Denver's seasonal changes. These plans include regular check-ups for your heating and cooling systems, covering tasks like filter changes, coil cleaning, and efficiency tuning. Our maintenance helps prevent breakdowns, extends system lifespan, and maintains energy efficiency, which is especially important given our local temperature swings. As a licensed and insured provider with two decades of experience, we ensure your system is prepared for both winter cold and summer heat.