- Keeping Idaho Comfortable Since 1973
- 208-726-5520
Bellevue is one of the fastest-growing communities in the Wood River Valley. From established neighborhoods and working ranches to new custom homes and expanding businesses, property owners throughout Bellevue depend on reliable heating and cooling systems to stay comfortable through every Idaho season.
Since 1973, Thornton Heating & Sheetmetal has proudly provided expert HVAC services, hydronic heating, commercial HVAC, and custom sheet metal fabrication for homeowners, builders, contractors, and businesses throughout Bellevue, Idaho.
Whether you’re replacing an aging furnace, building a new custom home, upgrading your air conditioner, or installing radiant floor heating, our experienced technicians deliver dependable workmanship backed by more than 50 years of local experience.
Located just minutes north in Ketchum, we’re proud to serve Bellevue and the surrounding communities with honest recommendations, quality craftsmanship, and exceptional customer service.
Located at the southern end of the Wood River Valley, Bellevue offers residents a quieter lifestyle while remaining close to the amenities of Hailey, Ketchum, and Sun Valley. Originally established as a railroad town, Bellevue continues to grow with new residential developments, custom home construction, agricultural properties, and expanding local businesses while maintaining its small-town charm. The community’s location provides easy access to outdoor recreation, ranching, and mountain living, making it one of the area’s most desirable places to live.
We proudly serve customers throughout:
Whether your property is a family home, ranch, vacation cabin, commercial building, or agricultural facility, Thornton Heating & Sheetmetal has the experience to keep you comfortable year-round.
Bellevue homeowners experience everything from below-freezing winter temperatures to warm summer afternoons, making dependable HVAC equipment essential.
We provide complete residential HVAC services including:
As an authorized Carrier® dealer, we install dependable heating and cooling systems designed for maximum efficiency and long-term reliability.
Whether you’re remodeling an existing home or building a new one, we’ll recommend the best system for your family’s comfort and budget.
Businesses throughout Bellevue rely on dependable HVAC systems to keep employees, customers, and equipment comfortable.
Our commercial HVAC services include work for:
Commercial services include:
Our experienced technicians understand that reliable heating and cooling keeps businesses operating efficiently throughout the year.
Radiant floor heating continues to grow in popularity throughout Bellevue, especially in custom homes, garages, workshops, and new construction.
Thornton Heating & Sheetmetal specializes in:
Hydronic heating provides quiet, even warmth without blowing air, making it one of the most comfortable and energy-efficient heating options available.
Snow melt systems are also becoming increasingly popular for Bellevue homeowners looking to eliminate snow shoveling while improving winter safety around driveways, sidewalks, and entryways.
Bellevue continues to experience significant residential growth, with many homeowners choosing to build custom homes.
Thornton Heating & Sheetmetal works closely with:
We design complete HVAC systems that maximize comfort, efficiency, and long-term performance while integrating seamlessly into your home’s design.
Whether you’re building a family home, custom residence, or barndominium, we’ll create a system designed specifically for your project.
Our in-house sheet metal shop allows us to fabricate custom metal products that provide a perfect fit and professional appearance.
We fabricate:
Every project is custom built using high-quality materials and precision craftsmanship.
Whether you need custom HVAC components or decorative architectural metalwork, our experienced fabricators can bring your vision to life.
Regular maintenance is one of the best ways to maximize the life of your HVAC equipment.
Our maintenance services include:
Routine maintenance improves efficiency, helps reduce costly repairs, and ensures your system is ready before every heating and cooling season.
Bellevue’s surrounding ranches, acreage properties, and outbuildings often have unique heating and cooling requirements.
We provide HVAC solutions for:
From ductless mini splits to radiant floor heating and high-efficiency furnaces, we help rural property owners create dependable comfort in every building.
Yes. We regularly design and install complete heating and cooling systems for new custom homes throughout Bellevue.
Absolutely. We provide HVAC services for ranches, shops, barns, workshops, guest homes, and acreage properties.
Yes. We specialize in hydronic heating systems, including radiant floor heating, Lochinvar® boilers, and snow melt systems.
Yes. Our in-house sheet metal shop fabricates custom ductwork, architectural sheet metal, range hoods, chimney caps, and specialty metal products.
Yes. Our preventative maintenance services help improve efficiency, reduce repairs, and extend the life of your HVAC equipment.
Whether you need furnace repair, air conditioning installation, radiant floor heating, commercial HVAC service, or custom sheet metal fabrication, Thornton Heating & Sheetmetal has the experience to deliver dependable results.
For more than 50 years, we’ve proudly helped Bellevue homeowners and businesses stay comfortable in every season with expert heating, cooling, and custom fabrication services.