“Furnace was short cycling every few minutes. Turned out to be an airflow problem nobody else caught. Fixed for a fraction of the replacement I was quoted elsewhere. — West Mystic”
Same day air conditioning repair in West Mystic, furnace repair, heat pump service and 24/7 Emergency HVAC Services in West Mystic. Licensed, insured technicians. Affordable heating repair. Upfront flat-rate pricing. No overtime fees, ever.

Citywide Express HVAC is the HVAC company West Mystic homeowners call for emergency AC repair, furnace repair and heat pump service. From capacitors and contactors to compressors, coils and full system replacement, we cover every brand and every season for homes and small businesses throughout the West Mystic area.
Every West Mystic service call includes measured diagnostics — superheat and subcool, static pressure, temperature rise, capacitor microfarads and motor amp draw — written down and explained. That is how you avoid paying for parts your system never needed.

Heat waves and cold snaps do not keep business hours. Our West Mystic emergency line is staffed by a live dispatcher 24/7 for emergency AC repair, 24 hour heating repair and same day HVAC repair. Households with infants, seniors or medical needs are prioritized during extreme weather. Call (215) 610-3287 and we will tell you honestly whether you need a truck tonight or a morning appointment.

We handle residential HVAC repair for single-family homes, condos, townhomes, apartments, mobile homes and rentals in West Mystic, plus light commercial rooftop units and split systems for offices, retail, restaurants and warehouses. Property managers and landlords can set up priority accounts with consolidated billing.
Besides West Mystic, our technicians cover Stevenson, Storrs Mansfield, Terryville, Waterbury, Watertown, West Haven and surrounding neighborhoods across Connecticut.
Real feedback from homeowners and business owners we have kept comfortable.
“Furnace was short cycling every few minutes. Turned out to be an airflow problem nobody else caught. Fixed for a fraction of the replacement I was quoted elsewhere. — West Mystic”
“Duct cleaning and a MERV 13 upgrade made a real difference for my allergies. Crew was on time, covered the floors, and left the place spotless. — West Mystic”
“Our AC quit at 9pm in the middle of a heat wave. Citywide Express had a tech at the house in about 90 minutes, showed me the blown capacitor, quoted the price before touching anything, and we had cold air the same night. No after-hours surcharge. — West Mystic”
Talk to a live dispatcher now and get a licensed technician on the way — often the same day. Upfront flat-rate pricing before any work begins. No overtime charges nights, weekends or holidays.
☎ (215) 610-3287AC not cooling, blowing warm air, leaking water, tripping the breaker or making noise? We diagnose and repair every brand of central air, heat pump and mini split.
Repair bills stacking up? We size, quote and install high-efficiency systems with real load calculations and airflow testing — not guesswork.
No heat, cold air at the vents, a furnace that won't ignite, or a system that short cycles — we repair gas furnaces, electric heat, boilers, heat pumps and wall units.
Every gas and electric furnace brand serviced, with combustion and carbon monoxide safety testing included on every visit.
A properly installed furnace is quieter, safer and cheaper to run. We handle sizing, venting, ductwork, gas lines and permits.
Heat pumps run year-round, so they fail more often. We repair reversing valves, defrost boards, charge problems and auxiliary heat faults.
Heat waves and cold snaps don't keep business hours. Our dispatch line is staffed 24 hours a day, 7 days a week, holidays included.
Most emergency breakdowns we see were preventable. A 21-point seasonal tune-up keeps capacity high and utility bills low.
Ductless systems deliver room-by-room comfort with no duct losses — perfect for older homes, additions, garages and apartments.
A miswired thermostat can look exactly like a dead AC or furnace. We install, wire and program smart thermostats correctly the first time.
Leaky, dirty ducts waste up to 30% of the air you paid to heat and cool. Cleaning, sealing and filtration upgrades fix comfort problems fast.
Downtime costs money. We service rooftop package units, split systems and light commercial equipment on your schedule, including after hours.
If you searched any of these, you are in the right place — call (215) 610-3287.