View SpecialsIf we don’t show up on time, your service fee is 100% free!
We believe in showing up on time. We know your time is valuable, so if we miss the mark by even a minute, your service… View Article Read More
March 22
Why do we have “whatever it takes” tattooed on our hearts?
Bob Dolton founded our company back in 1965. He actually had a heart attack on the job, and finished out the day. He finished the… View Article Read More
March 22
What areas do we serve?
The serves all of Dallas County and most of Fort Worth. We’re talking Plano, Rockwall, Garland, McKinney, and Frisco. We basically cover a 50-mile radius… View Article Read More
March 22
We believe in FREE family benefits for police, military and firefighters!
Veterans and first responders are the people that make our country so great. They sacrifice for us, and we want to show our appreciation. The… View Article Read More
March 22
Can I Call the On Time Experts on a Weekend?
Can I Call the on a Weekend? We’re coming up on another hot summer in Dallas, and we know you can’t tell your air conditioner… View Article Read More
March 22
Is my AC leaking Freon?
Your HVAC system is a closed-loop system, meaning it shouldn’t leak. If it does, that means something has failed. So how do you know if… View Article Read More
March 22
A device that can extend the life of your HVAC
A micron gauge is a tiny, little device that can extend the life of your HVAC system, and most people have no idea what it… View Article Read More
March 21
Is it Normal for Water to Drip Down the Side of My House?
If your neighbors are walking around your house with rain boots on, you probably want to give us a call. Water dripping and a big… View Article Read More
March 21
Is it too late for a furnace cleaning?
Short answer? It’s never too late for a furnace cleaning. You want to make sure your system is running efficiently and safely, and furnace cleaning… View Article Read More
March 16
Our History
We’ve been at this a long time, and I’ve personally worked in just about every facet of the company along the way. A man named… View Article Read More