Thornton Heating & Sheetmetal

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Thornton Heating & Sheetmetal Thornton Heating & Sheetmetal was started in 1973 by Larry Thornton. It was a family run business and is now solely owned by Matt Thornton.

Under Matt’s leadership, Thornton Heating continues to deliver exceptional quality.

Fall is the last easy window before you actually need your heat every night.Now is the time to get your furnace checked ...
10/02/2026

Fall is the last easy window before you actually need your heat every night.

Now is the time to get your furnace checked before the first cold snap turns a small issue into a no-heat night. As your local Carrier dealer, we service and tune furnaces so they run safe, efficient, and ready for the coldest Sun Valley nights ahead.
Warm now beats waiting later.
📞 Book your fall furnace check → 208-726-5520

Now Hiring: HVAC Service Techs, Boiler Techs, and InstallersThornton Heating & Sheetmetal is growing, and we're looking ...
10/01/2026

Now Hiring: HVAC Service Techs, Boiler Techs, and Installers

Thornton Heating & Sheetmetal is growing, and we're looking for skilled HVAC service technicians, boiler technicians, and installation professionals to join our team in Ketchum, Idaho.

BENEFITS

Competitive pay, based on experience
Health insurance
Paid vacation
401(k)
Transportation available from Twin Falls

REQUIREMENTS

Valid driver's license
English speaking

Ready to apply? Email your resume or application to [email protected].

Most ductwork is mass-produced to fit a house that doesn't exist: the "average" one. We do it differently. Every piece o...
09/24/2026

Most ductwork is mass-produced to fit a house that doesn't exist: the "average" one.
We do it differently. Every piece of sheet metal we fabricate is measured to your actual space, cut in our own shop, and formed to fit exactly, no gaps, no forcing, no "close enough." That precision is why your system runs quieter, moves air better, and lasts longer. It's the difference between metal that's installed and metal that's crafted.

Precision you'll never see, comfort you'll always feel.
📞 Ask about custom fabrication → 208-726-5520

The best comfort system isn't just the equipment. It's how precisely you can control it. We install custom controls that...
09/21/2026

The best comfort system isn't just the equipment. It's how precisely you can control it.

We install custom controls that fine-tune your heating room by room and zone by zone. That means the right temperature in the right space at the right time, with less wasted energy. It's the intelligence that makes a great system feel effortless.
Comfort, dialed in exactly.

📞 Ask about custom controls → 208-726-5520

A great kitchen hood does more than clear the air. It anchors the whole room. We design and fabricate custom kitchen hoo...
09/17/2026

A great kitchen hood does more than clear the air. It anchors the whole room.
We design and fabricate custom kitchen hoods by hand in our own shop, in stainless, copper, and custom finishes made to fit your space and your style. Function and craft in a single statement piece you won't find off a shelf.

Built to fit. Made to stand out.
📞 Design your custom hood → 208-726-5520

Furnace acting up? A/C not keeping up? It doesn't matter whose name is on the unit. We service all brands of equipment, ...
09/15/2026

Furnace acting up? A/C not keeping up? It doesn't matter whose name is on the unit.
We service all brands of equipment, so whether your system was installed by us or someone else, our technicians can diagnose and repair it. Decades of experience across every make and model means honest answers and reliable fixes, from a team the Valley has trusted since 1973.

Any brand. Any system. We've got it.
📞 Schedule a service → 208-726-5520

09/10/2026

Welcome to the shop, where the sausage gets made. Except in our case it's flat sheets of steel and copper, a lot of measuring, some very satisfying bends, and a few tools we're weirdly attached to. This is the unglamorous, spark-flying, tape-measure-behind-the-ear reality behind every custom hood, countertop, and chimney cap we install.

It's not pretty in here. But what comes out sure is.
📞 See what our shop can build for you → 208-726-5520

Your home doesn't need a full renovation to feel brand new. Your comfort system does.We retrofit and upgrade existing ho...
09/08/2026

Your home doesn't need a full renovation to feel brand new. Your comfort system does.

We retrofit and upgrade existing homes with modern, efficient equipment that fits your space and cuts your energy use. Take a Carrier ductless mini-split: it's ideal for retrofits, adding efficient, quiet heating and cooling to older homes, additions, or any room without ductwork, no major renovation required. As your local Carrier dealer, we can modernize your comfort with high-efficiency Carrier systems, and summer is the ideal time to do it before winter arrives.

Modern comfort, in the home you already love.
📞 Ask about a system upgrade → 208-726-5520

Knowing your air is step one. Cleaning it is step two.When wildfire smoke settles into the valley, a Carrier air monitor...
09/03/2026

Knowing your air is step one. Cleaning it is step two.
When wildfire smoke settles into the valley, a Carrier air monitor shows you what's in your air. A Carrier Infinity air purifier does something about it.

The Infinity whole-home air purifier installs right into your HVAC system and cleans the air every time it circulates, not just one room. Using a MERV 15 filter and Carrier's patented Captures & Kills technology, it charges airborne particles, traps them, and holds them on the filter instead of letting them recirculate through your home. It works quietly, in the background, on every cycle of air.

See your air. Then breathe easier.
📞 Ask us about the Carrier Infinity air purifier → 208-726-5520

Every Idaho summer, wildfire smoke can settle into the Wood River Valley, and the air inside your home can change withou...
08/31/2026

Every Idaho summer, wildfire smoke can settle into the Wood River Valley, and the air inside your home can change without you seeing a thing.
The Carrier air monitor makes it visible. It continuously tracks fine particles (PM2.5), the exact pollutant wildfire smoke is made of, along with TVOCs, temperature, and humidity. A simple color-coded display shows your air quality at a glance, and the Carrier Home app lets you check it from anywhere. When smoke moves in, you'll know whether to close up, run your filtration, or take action to protect your family.

On smoky days, knowledge is the first line of defense.
📞 Ask us about a Carrier air monitor → 208-726-5520

Address

121 Hospital Drive
Ketchum, ID
83340

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

Telephone

(208) 726-5520

Website

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