Frequently Asked Questions

Answers from the HVAC & Custom Sheet Metal Experts Since 1973

Whether you’re maintaining your current HVAC system, considering a new CarrierĀ® installation, planning a hydronic heating project, or looking for custom sheet metal fabrication, we’re here to help.

Below are answers to many of the questions we hear from homeowners, builders, and businesses throughout Ketchum, Sun Valley, Hailey, Bellevue, Stanley, Carey, and the Wood River Valley.

If you don’t see your question, contact Thornton Heating & Sheetmetal at (208) 726-5520.

General Questions

What areas do you serve?

We proudly serve Ketchum, Sun Valley, Hailey, Bellevue, Stanley, Carey, Blaine County, Camas County, and surrounding communities throughout Southern Idaho.


How long has Thornton Heating & Sheetmetal been in business?

We’ve been serving Southern Idaho since 1973, providing trusted heating, cooling, hydronic, and custom sheet metal solutions for residential and commercial customers.


Do you offer free estimates?

Yes. We provide estimates for new HVAC systems, hydronic heating, custom sheet metal fabrication, and many installation projects.


Are you a CarrierĀ® dealer?

Yes. We proudly install high-efficiency CarrierĀ® heating and cooling systems, helping homeowners enjoy dependable comfort and improved energy efficiency.

šŸ‘‰ Learn more about our HVAC Installation services.

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Heating & Cooling

How often should my HVAC system be serviced?

We recommend professional maintenance every year to help improve efficiency, reduce unexpected breakdowns, and extend the life of your equipment.

šŸ‘‰ Learn more about our Heating Services
šŸ‘‰ Learn more about our Air Conditioning Services


Should I repair or replace my furnace?

If your furnace is less than 10 years old and the repair is minor, repairing it is often the best choice. Older systems that require frequent repairs or have rising operating costs may benefit from replacement.

šŸ‘‰ Learn more about Furnace Repair
šŸ‘‰ Learn more about Furnace Installation


How long does a furnace typically last?

With regular maintenance, most furnaces last between 15 and 20 years.


Do heat pumps work in Idaho winters?

Yes. Modern cold-climate heat pumps perform very well in Southern Idaho and provide efficient heating and cooling throughout the year.

šŸ‘‰ Learn more about Heat Pumps.


What is a mini split?

Mini split systems provide heating and cooling without traditional ductwork and are perfect for garages, additions, offices, workshops, and older homes.

šŸ‘‰ Learn more about Mini Split Systems.

Boilers & Hydronic Heating

What is hydronic heating?

Hydronic heating uses heated water circulated through tubing or radiators to provide quiet, even, energy-efficient warmth throughout your home.

šŸ‘‰ Learn more about Hydronic Heating.


What’s the difference between a boiler and a furnace?

A furnace heats air and distributes it through ductwork. A boiler heats water, which circulates through radiant floor systems, baseboards, or radiators.

šŸ‘‰ Learn more about Boiler Installation.


Can radiant floor heating be added to an existing home?

In many cases, yes. During your consultation, we’ll evaluate your home and discuss the best options for adding radiant comfort.


Are snowmelt systems worth it?

If you’re tired of shoveling snow and dealing with icy walkways, absolutely. Hydronic snowmelt systems automatically melt snow from driveways, sidewalks, patios, and entryways.

šŸ‘‰ Learn more about Snowmelt Systems.

Indoor Air Quality

Why is my home so dusty?

Dust can result from dirty filters, duct leakage, poor filtration, or inadequate ventilation. We can recommend indoor air quality solutions tailored to your home.

šŸ‘‰ Learn more about Indoor Air Quality.


Can a smart thermostat save money?

Yes. Smart thermostats help optimize heating and cooling schedules, increasing comfort while reducing energy consumption.

šŸ‘‰ Learn more about Smart Thermostats.

Custom Sheet Metal

What custom sheet metal products do you make?

Everything is fabricated in our own shop, including:

  • Copper gutters
  • Range hoods
  • Chimney caps
  • Countertops
  • Architectural sheet metal
  • Flashing
  • Custom ductwork
  • Decorative metalwork

šŸ‘‰ Learn more about Custom Sheet Metal.

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Why choose custom fabrication?

Every home is unique. Custom fabrication provides a better fit, better performance, and craftsmanship that simply isn’t available with mass-produced products.


Do you fabricate copper gutters?

Yes. Our handcrafted copper gutters provide exceptional durability while developing a beautiful natural patina over time.

šŸ‘‰ Learn more about Copper Gutters.


Can you build a custom range hood?

Absolutely. We fabricate custom copper and steel range hoods designed to complement your kitchen and your home’s architecture.

šŸ‘‰ Learn more about Custom Range Hoods.


Do you fabricate chimney caps?

Yes. Our custom chimney caps protect your chimney while complementing your home’s design.

šŸ‘‰ Learn more about Chimney Caps.


Commercial Services

Do you work with contractors and builders?

Yes. We regularly partner with builders, architects, designers, and commercial property owners throughout Southern Idaho.

šŸ‘‰ Learn more about Commercial HVAC.


Maintenance

How often should I replace my HVAC filter?

Most filters should be replaced every 1–3 months, depending on the type of filter, pets, and indoor air quality conditions.


Does annual maintenance really make a difference?

Absolutely. Regular maintenance helps improve efficiency, reduce repair costs, and extend the life of your heating and cooling equipment.

Still Have Questions?

Our knowledgeable team is always happy to help.

Whether you need a furnace repaired, are considering a new CarrierĀ® system, want to learn more about hydronic heating, or have a custom sheet metal project in mind, we’re just a phone call away.

šŸ“ž Call Thornton Heating & Sheetmetal today at (208) 726-5520