Your furnace, our priority.
Family-owned and trusted since 1980. Fast, honest service with upfront pricing and no surprises, backed by a 100% satisfaction guarantee.
We reach out within 15 minutes during business hours.
From a furnace on the coldest night to a burst pipe on a Sunday, our licensed technicians handle it all, and treat your home like our own.
Furnaces, heat pumps, and boilers. Repair, replace, and maintain, ready for Pittsburgh winters.
Learn more →Central air, ductless mini-splits, and heat pumps. Same-day service through humid PA summers.
Learn more →Leaks, fixtures, repipes, and emergencies. Licensed plumbers with upfront flat-rate pricing.
Learn more →Tank, tankless, and heat-pump water heaters. Same-day replacement with strong warranties.
Learn more →Whole-home air purification, humidifiers, and filtration for cleaner, healthier air.
Learn more →Drain cleaning, camera inspections, sewer and water line replacement, and excavation.
Learn more →Got a weird noise, a slow drain, or a question before you commit? Send it straight to David Wahl, our master plumber, or one of our HVAC pros. A real, honest answer, no sales pitch.
No mystery, no pressure. Here is exactly what happens when you call Wahl.
Call or book online. A real person answers, day or night.
A uniformed expert finds the real problem and explains it plainly.
You see clear options and approve the price before any work begins.
We get it handled, clean up, and leave your home comfortable.

John Wahl started this company in 1980. Today his son David, a master plumber, and the whole Wahl family carry it forward with the same promise: do it right, do it today, and treat every home like our own.
We are not happy until you are. If something is not right, we make it right. That is the standard our name has stood behind since 1980.
Pittsburgh’s #1 warranty coverage. Real guarantees, in writing, on every qualifying install.
Coverage levels vary by system and the option you choose. Your technician shows you the exact warranty on every option, in writing, before you decide.

Actual installs from actual Pittsburgh homes, no stock photos.



A full top-to-bottom look at your system for peace of mind.
Keep your system running efficiently all season long.
A real technician at your door, day or night.
Members get treated first when we are busy, and save on everything in between.
“Chuck Fievet was amazing. Very professional and kind. Did great work on my AC. Went above and beyond.”
From our Oakdale home base we cover Pittsburgh and the surrounding communities within a 50-mile radius. Odds are, we’re already nearby.

Yes. Heating and plumbing emergencies do not wait for business hours, and neither do we. Call any time and a real person will help you.
We use upfront flat-rate pricing. You see clear options and approve the price before any work starts, so there are no surprises on the invoice.
We do. Qualified homeowners can get 0% APR financing for up to 24 months on new systems, subject to approved credit. Ask us about options.
Pittsburgh and the surrounding Western PA communities within about a 50-mile radius of our Oakdale home base, across Allegheny, Washington, and Butler counties.
Always. Every technician is fully licensed, insured, background checked, and trained in our own facility to the highest standards.
Emergency repair, a brand-new system, or a quick tune-up, we are ready when you are. Reach out and we will take care of the rest.