Heating & Cooling
Services in Pittsburgh
Furnace repair, AC installation, heat pumps, and 24/7 emergency HVAC — all from a Carrier authorized dealer with trucks dispatched from West Mifflin since 2010.
Heating & Cooling for Every Pittsburgh Home
Pittsburgh’s climate is demanding — 5,900 heating degree days every year and humid summers that push cooling systems to their limit. Machi Mechanical services every type of residential and light commercial heating and cooling equipment, and as a <strong>Carrier authorized dealer</strong> and Trane-certified installer, we preserve your full manufacturer warranty when we do the work.
What's Covered Under HVAC Service
Furnace Repair & Install
AC Repair & Install
Heat Pumps & Mini-Splits
Boiler Repair
From Call to Comfort — 4 Steps
Call or Request Online
Call (866) 962-7160 or submit the form. Live dispatcher 24/7, callback within 2 hours for non-urgent requests.
Diagnosis & Quote
A licensed Carrier-certified tech diagnoses your system and gives you a clear price before any work begins.
Approved Work Begins
Once you approve, we get to work. Additional issues are quoted separately — never a surprise.
Follow-Up & Rebates
We follow up to confirm everything's working, and handle Peoples NG / Duquesne Light rebate paperwork for you.
Our Services
Request HVAC Service
A Machi comfort advisor will contact you within 2 business hours.
FAQs About
Machi Mechanical
Questions we hear before every first service call. Can’t find yours? Call (866) 962-7160 — a live dispatcher answers 24/7.
How quickly can you respond to a no-heat emergency?
Emergency HVAC dispatch is available 24/7 including holidays. West Mifflin and South Hills areas typically see response in 20–45 minutes; broader Allegheny County in 45–75 minutes. A live dispatcher answers every call — never an answering machine.
Will using Machi void or preserve my Carrier warranty?
As a Carrier authorized dealer, installations and qualifying repairs performed by Machi Mechanical preserve your full manufacturer warranty. Non-authorized contractors can void it without you knowing.
How much does a furnace replacement cost in Pittsburgh?
Typical gas furnace replacements range $3,200–$5,800 depending on size, efficiency rating, and ductwork condition. We provide a full itemized quote before any work begins — and 0% financing is available for qualifying replacements.