Welcome to Calloway Heating & Cooling! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail, while making customer satisfaction our top priority. Call us today to learn more about how we can help
"Very professional. Diagnosed the problem quickly and remedied the situation forthwith."
Garry M on November 2021
Welcome to Calloway Heating & Cooling! We take pride in the quality of work and customer satisfaction that we give each and every customer! We are known to pay exquisite attention to detail, while making customer satisfaction our top priority. Call us today to learn more about how we can help
"Very professional. Diagnosed the problem quickly and remedied the situation forthwith."
Garry M on November 2021
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"I recently had the pleasure of working with Middle Water LLC for spray foam insulation on a client's home and was thoroughly impressed by their professionalism and quality of work. The team consistently showed up on time and adhered strictly to the bid they provided, showcasing their commitment to reliability and integrity. Their dedication and work ethic, particularly the impressive contributions from the hardworking Amish labor, were remarkable. Based on this experience, I have confidently referred Middle Water LLC to another client, who is now planning to use their services as well. The excellent job they did, combined with their punctuality and adherence to the bid, make them a standout choice for insulation services. I am so satisfied with their work that I intend to use them for my own home, which I plan to build in the near future. Middle Water LLC has earned my highest recommendation for anyone seeking top-notch spray foam insulation for their home or business."
Justin M on March 2025
We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.
"I recently had the pleasure of working with Middle Water LLC for spray foam insulation on a client's home and was thoroughly impressed by their professionalism and quality of work. The team consistently showed up on time and adhered strictly to the bid they provided, showcasing their commitment to reliability and integrity. Their dedication and work ethic, particularly the impressive contributions from the hardworking Amish labor, were remarkable. Based on this experience, I have confidently referred Middle Water LLC to another client, who is now planning to use their services as well. The excellent job they did, combined with their punctuality and adherence to the bid, make them a standout choice for insulation services. I am so satisfied with their work that I intend to use them for my own home, which I plan to build in the near future. Middle Water LLC has earned my highest recommendation for anyone seeking top-notch spray foam insulation for their home or business."
Justin M on March 2025
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!
"They were able to make the repairs needed and they were able to inform me of other issues."
Jake C on June 2025
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!
"They were able to make the repairs needed and they were able to inform me of other issues."
Jake C on June 2025
Local guy with 10 years of maintenance experience. Ready to assist with your home maintenance needs. No job is too small.
"It went fine! All looks great ! We will use again reasonable prices!"
nancy b on November 2024
Local guy with 10 years of maintenance experience. Ready to assist with your home maintenance needs. No job is too small.
"It went fine! All looks great ! We will use again reasonable prices!"
nancy b on November 2024
United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information
"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."
CLAUDIA H on October 2021
United Freight of America is your all inclusive transport solution. CONTACT US FOR A QUOTE. please include pick up and Drop off locations and vehicle information
"Excellent, no problems. My car was new the first year I used the service and there has never been any damage during the transports. The men picking up and delivering the car have always been pleasant and cooperative. Both Ely and Guy at United Transport has been highly responsive to my needs. I would highly recommend this company."
CLAUDIA H on October 2021
Interior Home Restoration Free Estimates featuring Xactware, the industry leading estimating solution. OSHA Certified Construction Safety & Health Training. Consultant for National insurance providers.
Interior Home Restoration Free Estimates featuring Xactware, the industry leading estimating solution. OSHA Certified Construction Safety & Health Training. Consultant for National insurance providers.
Specializing in Manufactured and Modular Homes. Family owned and operated since 1972. Member: Missouri Manufactured Housing Association. Accredited Member: Better Business Bureau.
Specializing in Manufactured and Modular Homes. Family owned and operated since 1972. Member: Missouri Manufactured Housing Association. Accredited Member: Better Business Bureau.
We are a locally owned and operated HVAC company in Jefferson City, MO and surrounding areas. We specialize in servicing, installing, and maintaining HVAC equipment, repairing and installing appliances and water heaters, and we clean ducts and dryer vents. We are a new company in the area but a team with lots of experience.
"Contacted about service. Ghosted after first exchange."
Nick S on November 2024
We are a locally owned and operated HVAC company in Jefferson City, MO and surrounding areas. We specialize in servicing, installing, and maintaining HVAC equipment, repairing and installing appliances and water heaters, and we clean ducts and dryer vents. We are a new company in the area but a team with lots of experience.
"Contacted about service. Ghosted after first exchange."
Nick S on November 2024
If you’re looking for a property preservation company with high quality and personal service in Columbia,Mo and surrounding communities, you’ve come to the right place we have crews standing by to help with your property needs. We offer several payment and billing methods. Cash,Check ,Insurance,and Invoicing.
If you’re looking for a property preservation company with high quality and personal service in Columbia,Mo and surrounding communities, you’ve come to the right place we have crews standing by to help with your property needs. We offer several payment and billing methods. Cash,Check ,Insurance,and Invoicing.
For over 25 years, Air & Water Solutions specializes in Heating and Cooling, Ductless Heat Pumps, Water Softener Systems, Tankless Water Heaters, Central Vacuums, and Solar. We are an environmental solutions company, promoting clean air, clean water, and clean energy. And in doing so, we provide highly efficient, environmentally conscientious products for both residential and commercial applications. Our highly trained and certified technicians are experts in installation and service of any brand of equipment. We always strive to maintain the highest level of customer satisfaction and have thousands of satisfied customers across Mid Missouri. We offer 24-hour emergency heating and air conditioning service to the Columbia and surrounding areas to meet your needs. Contact us to see what we can do for you.
"Did a great job."
Gary Z on November 2019
For over 25 years, Air & Water Solutions specializes in Heating and Cooling, Ductless Heat Pumps, Water Softener Systems, Tankless Water Heaters, Central Vacuums, and Solar. We are an environmental solutions company, promoting clean air, clean water, and clean energy. And in doing so, we provide highly efficient, environmentally conscientious products for both residential and commercial applications. Our highly trained and certified technicians are experts in installation and service of any brand of equipment. We always strive to maintain the highest level of customer satisfaction and have thousands of satisfied customers across Mid Missouri. We offer 24-hour emergency heating and air conditioning service to the Columbia and surrounding areas to meet your needs. Contact us to see what we can do for you.
"Did a great job."
Gary Z on November 2019
Consider replacing your gravity furnace when it's over 30 years old, when you experience frequent system failures, or when your heating bills continue rising despite maintenance. Many older gravity systems operate at substantially lower efficiency rates compared to modern alternatives, often 50% to 60% versus the 80% to 98% efficiency of contemporary furnaces.
Replacement also makes sense when your existing system shows signs of deterioration that could affect safety or when professional inspection reveals significant issues.
Most gravity furnace replacements require between six and 12 hours of professional labor, spanning one to two working days, depending on scheduling and complexity. Basic installations with minimal complications may be completed in a single day, while projects requiring extensive ductwork modifications or asbestos remediation will require additional time.
The timeline includes removal of the old system, preparation of the installation area, placement and connection of the new furnace, and thorough testing.
Watch for warning signs, including inconsistent heating throughout your home, unusual noises during operation, visible corrosion or damage to the heat exchanger, and steadily increasing energy consumption. If your furnace requires frequent repairs or if you notice a yellow or flickering pilot light instead of a steady blue flame, these may indicate serious issues.
Age remains a primary consideration—systems over 30 years old warrant replacement rather than continued repair.
Well-maintained gravity furnaces that pass professional safety inspections can continue operating, but they inherently carry more risk factors than modern systems. Potential concerns include less efficient combustion that may produce carbon monoxide, deteriorating components that could create fire hazards, and the possible presence of asbestos in insulation materials.
Modern furnaces incorporate numerous safety improvements, including automatic shutdown features, sealed combustion chambers, and electronic ignition systems that eliminate standing pilot lights.