DT Heating & Cooling | HVAC Services in Granada Hills, CA 91344

Our installation service is comprehensive, beginning with a consultation to assess your home's specific needs in Granada Hills. We use high-quality, high-efficiency equipment and proven installation methods to ensure optimal performance and energy savings. Every new installation comes with a one-year warranty and a complimentary maintenance service to keep your system running smoothly from the start.

This is called short cycling, a common local issue often caused by an oversized system, a faulty thermostat, or refrigerant problems. Our founder, Albert, with over 15 years of experience, will diagnose the root cause. We check for correct system sizing and component function, providing honest repair recommendations to restore efficient, stable operation and prevent further strain on your equipment.

Yes, we provide repair services for both residential and commercial clients across the San Fernando Valley. Whether it's a residential furnace repair or a commercial HVAC system issue, our veteran-owned team applies the same principles of honest assessment, quality workmanship, and cost-effective solutions. Each repair is overseen by our experienced founder to ensure lasting results.