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Serving Merton · Lake Country
Furnace and AC repair in Merton, WI
Merton’s population nearly tripled between 1990 and 2010, and most of its housing dates to that same stretch. We measure the real airflow in newer subdivisions and older farmhouses alike and give you a flat-rate price before any work starts.
★ 4.9 on Google · 440+ reviews | BBB A+ Accredited | Wisconsin-registered HVAC contractor | Veteran-owned | Since 2014
About 50 minutes away
From our shop in South Milwaukee
Same-day in most cases
No-heat and no-cool calls get priority
Flat-rate price first
You approve the number before work starts
24/7 emergency line
Rings Mike’s cell, nights and weekends
What we see in Merton homes
The village of Merton sits inside Waukesha County’s Lake Country, partly within the Town of Merton, and its growth has been almost entirely recent. The village counted just 646 residents in 1970; by 2010 it had reached 3,346, a 74 percent jump in a single decade, and it’s held near that level since, at 3,441 in 2020. Because so much of Merton was built in that stretch, a large share of its roughly 1,050 housing units date to the 1990s and 2000s. Married couples make up more than eight in ten Merton households, and the average household in 2010 ran over three people, more than most new builds.
A newer two-story on a Merton cul-de-sac is usually on its original builder-grade furnace and air conditioner, which is often undersized once a finished lower level or a bonus room gets added after the fact. There are still older farmhouses scattered through Merton from before the subdivisions arrived, and those carry the opposite problem: ductwork that’s been patched and extended over decades rather than sized once for the whole house.
What we do in Merton
Furnace repair and replacement, new builds and older farmhouses
Central AC and heat pump repair and replacement
Airflow fixes for finished lower levels and bonus rooms
Ductless mini-splits for additions and rooms without ductwork
Water heaters, humidifiers and duct cleaning
Water heaters →
Whole-home humidifiers →
Ductwork, airflow and duct cleaning →
How we work in Merton
We find the real cause before we talk about parts, whether it’s a newer subdivision house or a farmhouse that predates it. You see the readings, you approve a flat-rate price before any work starts, and new equipment is sized with a load calculation instead of guessed at.
Emergency right now? Call or text 414-595-5175, any hour.
Request service or a free replacement estimate
We call you back during business hours. You get a flat-rate price before any work begins, and repairs are guaranteed for one year, parts and labor.
Rather pick a time yourself? Book a tune-up, free estimate or repair visit online, any time of day.
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Nearby areas we serve
The shop
3206 9th Ave, South Milwaukee, WI 53172
Installs, estimates and non-urgent repairs: Monday to Friday, 7 a.m. to 5 p.m., weekends by appointment. Emergencies: 24/7, any day.
How it works
What happens when you call A-1
1
You call or text, any hour
A person answers 414-595-5175, not a call center. We ask a few quick questions and give you a real arrival window, not a guess.
2
We find the actual problem
We test before we replace anything and show you the readings, so you can see what failed and why.
3
You approve a flat-rate price
You get the price before any work starts, with repair and replacement options in writing when both make sense. No hourly surprises.
4
We fix it, test it and clean up
Most repairs are finished on the first visit. We test the system, clean up after ourselves and explain what we did.
Good to know
Merton questions we hear most
Our subdivision home’s lower level was finished after we moved in. Is that why the basement never warms up?
Usually, yes. A finished lower level or bonus room added after the original build is rarely covered by the furnace’s original sizing. We measure the actual airflow and the room before recommending a fix.
We have an older farmhouse in Merton from before most of the subdivisions. Do you still work on homes like that?
Yes, regularly. We check the ductwork and additions on an older Merton farmhouse the same way we would a new build, rather than guessing based on the house’s age.
How fast can you get to Merton?
About 50 minutes from our South Milwaukee shop. No-heat calls get priority, we give you a real arrival window when you call, and the emergency line is answered 24/7.
Reviews
What our customers say
Word-for-word excerpts from Google reviews, names shortened. Overall: 4.9 stars from 440+ reviews.
5 out of 5 stars
“They installed four furnaces across my building, and the whole process was smooth, easy, and professional from start to finish.”
Lawrens S. · Four furnaces, one building · Google review
5 out of 5 stars
“Mike and his crew were great. Everything they did was explained to where we understood why the work was done.”
Mike F. · Repair · Google review
5 out of 5 stars
“Friendly, knowledgeable And helpful. Mike came quickly to assess the situation and indicated what he thought was the problem and what I should do moving forward”
Rita M. · Diagnosis · Google review
Read them all on Google
These are a few highlights. Google shows every review, including the critical ones, and we reply to them. Judge us by the whole record.
Ready when you are: