The average life expectancy of an HVAC system is 10 to 12 years with normal maintenance. Of course, you don't want just any HVAC service Central New Jersey has to offer. You want a quality, local company with great customer service that has years of experience in HVAC repair in Woodbridge, NJ: NJ Pipe Doctor. Contact us today to schedule your HVAC maintenance, repair, or replacement, or for any of our other services such as water heater repair.