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Business Details
39 Years
experience
Emergency
services
Your Trusted HVAC Partner in Olathe, KS
Founded in 1987 by Ramon Blachly, our company has grown from a small family-run operation to a trusted HVAC service provider serving Johnson County. We prioritize honesty, convenience, and respect, values that remain central to our operations as a One Hour Heating & Air Conditioning franchise since 2004. Our team of skilled technicians delivers 24/7 emergency services, repairs, installations, and maintenance for residential heating and cooling systems.

With a focus on customer satisfaction, we back our work with comprehensive guarantees, including a 100% money-back promise and a no-lemon guarantee. Our 36-year legacy reflects our commitment to innovation, reliability, and community trust, ensuring every client receives personalized solutions tailored to their comfort needs.
Services
HVAC Repair Furnace Installation Air Conditioner Maintenance Duct Cleaning Indoor Air Quality Solutions
Details
  • Year established: 1987
Highlights and features
  • We offer 24/7 emergency HVAC services with fully stocked trucks for immediate repairs.
  • Our technicians are drug-tested, background-checked, and trained in the latest HVAC technologies.
  • We guarantee 100% satisfaction with a no-lemon policy and price match assurance.
  • 36 years of local expertise serving Johnson County homes with personalized solutions.
  • Comprehensive maintenance plans ensure long-term system efficiency and reliability.
Services
HVAC Repair
We diagnose and fix heating and cooling system issues, including furnaces, air conditioners, and heat pumps. Our technicians carry over $5,000 in parts to resolve 99% of problems during the first visit. Emergency repairs are available 24/7 with guaranteed one-hour service windows.
Furnace Installation
We install high-efficiency furnaces with AFUE ratings up to 95%, reducing energy bills and improving home comfort. Our team ensures proper sizing and integration with existing ductwork for optimal performance. Lifetime warranties are available on select models.
Air Conditioner Maintenance
Our 21-point precision tune-up includes cleaning coils, checking refrigerant levels, and testing electrical components to maximize efficiency. Regular maintenance extends system lifespan and prevents costly breakdowns during peak summer months.
Duct Cleaning
We perform source removal duct cleaning to eliminate mold, dust, and allergens from HVAC systems. This improves indoor air quality and system efficiency. Our process exceeds industry standards with specialized tools for thorough cleaning.
Indoor Air Quality Solutions
We offer air purifiers, humidifiers, and ventilation systems to reduce allergens and pollutants. Our solutions address asthma, allergies, and respiratory issues by ensuring cleaner, healthier indoor air through advanced filtration technologies.
People
Ramon Blachly
Founder
Ramon founded the company in 1987 after seven years in HVAC. He grew the business from a basement operation to a franchise, prioritizing customer trust and technical excellence. He retired from daily operations but remains a guiding influence.
Janet Blachly
Co-Founder
Janet managed accounting and scheduling during the company's early years, working from the family basement while raising two children. Her organizational skills helped establish the business's operational foundation during its critical growth phase.
Questions
Do you offer 24/7 emergency HVAC services?
Yes, we provide 24/7 emergency repair services with guaranteed one-hour appointment windows and fully stocked trucks for immediate solutions.
What HVAC maintenance plans do you offer?
We offer annual maintenance agreements with priority scheduling, discounted repairs, and comprehensive 21-point system inspections to ensure optimal performance.
Are your technicians certified and trained?
All technicians undergo drug testing, background checks, and ongoing technical training to maintain industry certifications and ensure safe, accurate service.
What guarantees do you provide?
We offer a 100% money-back guarantee, no-lemon guarantee, temperature selection guarantee, and lowest price assurance on all installations.
Do you service all types of HVAC systems?
Yes, we repair, replace, and install all major HVAC brands, including furnaces, air conditioners, heat pumps, and indoor air quality systems.
Reviews (3)
Charles A
Aug 10, 2022 Report
The installers were knowledgeable, friendly, worked quickly, and were total professionals in every respect. They took great care to keep my house clean. They were able to answer all questions. The two stage furnace keeps my house warm and comfortable.
Dale Gretchen
Jun 16, 2016 Report
I've done business with Olathe H & C for literally decades. Probably the only company about which I can say that. Ramon consistently has delivered high caliber techs who have taken care of me in the most professional of ways. I really could not speak higher of this or any other company. Truly a diamond in Olathe.
Suzi Blackman
Mar 29, 2012 Report
I really enjoy working with Olathe Heating and Cooling. They are a great company, they hire professional workers and are easy to deal with. We have been a customer of theirs for years.