New HVAC Installation Pittsburgh: Sized Right, Installed Once

A new hvac installation Pittsburgh homeowners never think about again starts with a Manual J load calculation, not a guess off the old unit’s label. Machi Mechanical installs furnaces, central AC, cold-climate heat pumps, and mini-splits across Greater Pittsburgh: permit pulled, equipment matched, warranty registered, one crew, usually one day. Call (866) 962-7160.

★★★★★
4.8 from 200+ Pittsburgh reviews
Carrier Authorized Dealer
Kohler Authorized Dealer
Licensed & Insured · Since 2010
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HVAC Installations

System replacements completed

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Plumbing Calls

Across Greater Pittsburgh

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Panel Upgrades

Generator installs & electrical jobs

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Years in Business

Family-owned since 2010

24/7

Emergency Dispatch

Live dispatcher — always

What We Install

Every System Type, Matched and Registered.

Free In-Home EstimateManual J load calculation, ductwork and electrical review, written quote.
Pick Your TierTwo or three equipment options with real payback math. Your budget, your call.
Permit PulledAllegheny County permits, by us, before work begins. Always.
Installation DayRemoval, disposal, install, test — typically 4 to 8 hours, one day.
Start-Up & WalkthroughAirflow verified at every register. You see it work before we leave.
Warranty RegisteredManufacturer registration done for you — full warranty active.

Gas Furnaces

80–96% AFUE, two-stage & variable speed. Carrier, Lennox, Trane.

Central AC

14–20+ SEER2, variable-speed for humid Pittsburgh summers.

Heat Pumps

Cold-climate to -13°F. Carrier Infinity, Mitsubishi Hyper Heat, Daikin.

Mini-Splits

Single & multi-zone for additions and homes without ductwork.

Why Machi Installs Last

Three Things Other Quotes Skip.

Machi Mechanical HVAC, plumbing and electrical technician serving West Mifflin PA

Manual J, Every Time

Oversized equipment short-cycles and dies young; undersized never keeps up. We calculate the actual load, then quote equipment that fits it.

The Permit Is In the Price

Allegheny County permits, pulled by us, always. A contractor who skips the permit is transferring insurance and resale risk to you.

Two or Three Options, Not One

You see standard, high-efficiency, and premium tiers with real payback math, and choose based on your budget rather than our inventory.

What Pittsburgh Homeowners Say

Real Reviews From
Real Pittsburgh Customers.

Serving the South Hills, Mon Valley, and surrounding Greater Pittsburgh communities since 2010. Every review reflects a real job completed for a real homeowner.

Common Questions

Before You Book: Quick Answers.

Questions we hear before every first service call. Can’t find yours? Call (866) 962-7160 — a live dispatcher answers 24/7.

How long does a new HVAC installation take?

Most complete furnace plus AC replacements take 4 to 8 hours in a single day. Ductless mini-splits run 3 to 6 hours per zone, and installations needing significant ductwork modification take longer, flagged in the quote.

We are a Carrier authorized dealer and install Carrier, Bryant, Lennox, Trane, American Standard, Mitsubishi, Daikin, Goodman, and others. The recommendation follows your home and budget, not whatever is on the shelf.

Yes: permits, installation, basic ductwork connections, disposal of the old equipment, and startup are all in the quoted price. Significant ductwork or electrical changes are quoted separately and explained before you commit.

A furnace and AC or heat pump installed as a matched pair qualifies for full manufacturer warranties and runs more efficiently than mismatched components. It is one of the quiet differences between a cheap quote and a correct one.

Last Call

Get the Manual J Quote, Free.

The estimate includes the load calculation, ductwork review, and two or three written options with payback math, at no charge, usually within 1 to 3 business days. Call (866) 962-7160 or request it online, and try the cost calculator for a ballpark first.