

Once a year, ideally before winter. Regular maintenance keeps your furnace running efficiently and prevents costly repairs.
Yes. Experienced contractors can diagnose, repair, and maintain older systems, and advise when replacements are more cost-effective.
Uneven heating, strange noises, weak airflow, frequent cycling, or higher energy bills are common signs you may need service.
Not necessarily. Many offer competitive rates, honest estimates, and energy-efficient solutions that save money long-term.
Most reputable companies provide warranties on both labor and parts, offering peace of mind and protection from future repair costs.