
A&G Heating & Air
Foothill-Edge Service for Porterville Cooling Systems
Porterville sits where the valley meets the Sierra foothills, and summer afternoons here are as hot as anywhere in Tulare County. Preventive ac tune up service in the Central Valley keeps systems from failing in exactly the week you need them most.
A system can look fine at 80 degrees and fall apart at 105. During a Porterville tune-up we evaluate performance in a way that reflects actual summer load: pressures, temperature split, amp draw on the compressor and fan, and capacitor capacitance against rating. Weak components reveal themselves in those numbers.

Coil inspection and cleaning, refrigerant charge verification, blower and motor inspection, capacitor and contactor testing, electrical connection tightening, condensate drain clearing, thermostat calibration and a full temperature split measurement.
We record readings so you have a documented baseline for future comparison.

Properties closer to the foothills often deal with more debris around outdoor units and, in some cases, longer refrigerant line runs. Both are worth checking annually. Where cooling and heating loads are more balanced, some homeowners here consider heat pumps at replacement time.
During maintenance our job is simply to keep your current equipment operating at its best and tell you honestly where it stands.
If a Porterville system fails outside business hours, we are available 24/7 rather than leaving you until the next weekday.
Learn more about our AC maintenance in the Central Valley, our AC repair and AC installation services, available HVAC financing and our full service area.
Call A&G Heating & Air or request a free quote to schedule AC maintenance in Porterville.
We also provide AC maintenance and tune-ups in these nearby Central Valley cities.
Get started today with a free quote. We serve Fresno, Tulare, Kings & Merced Counties.