Criswell Heating & Air | Experienced HVAC Services in Modesto, CA

Common signs of a refrigerant leak in your AC system include reduced cooling performance, hissing sounds from the unit, ice buildup on the coils, and higher energy bills. In Modesto's hot summers, this can lead to discomfort and inefficiency. Our technicians use specialized tools to detect and repair leaks quickly, ensuring your system runs efficiently and keeps your home cool.

Duct leakage in Modesto homes is often caused by aging ductwork, poor installation, or damage from pests or weather. This reduces airflow, making your HVAC system work harder and increasing energy costs. We perform thorough inspections to identify leaks and use sealing techniques like mastic or metal tape to repair them, improving airflow and comfort while lowering your utility bills.

Regular HVAC maintenance is crucial in Modesto to prevent common issues like duct leaks and refrigerant problems, which can worsen with our seasonal temperature swings. It helps extend the lifespan of your system, improve energy efficiency, and avoid costly repairs. We recommend annual check-ups to keep your heating and cooling running smoothly and ensure your home stays comfortable throughout the year.