There was a time when older homes lacking conventional ductwork were limited in temperature control options. Unless you were willing to tear down walls, sacrifice valuable space, and endure a lengthy and giant mess, you were left with portable air conditioners and electric space heaters. Fortunately, modern innovation has led to a whole-home solution that installs without compromising architectural integrity. Let Denali CS introduce you to the many benefits of a high velocity heating and cooling system. We bring comfort without drawbacks to homeowners in North Texas.

High Velocity HVAC Services

High velocity HVAC utilizes very narrow, flexible ducts that insert and snake through existing walls, accommodating obstacles without creating damage. Smaller diameter vents are available in a rewarding array of styles and colors to incorporate seamlessly into your decor.

Turn to Denali CS for high velocity HVAC system repair, maintenance, or installation!

Operating on the principle of aspiration, high velocity systems quickly raise/lower temperature and minimize stratification. These versatile systems are compact and cater to the layout of your home. Whether you’re looking for installation, repair, maintenance, or 24/7 emergency assistance, Denali CS is your expert choice across Carrollton, Farmers Branch, Las Colinas, Addison, Coppell, and Lewisville, TX.

24 hour emergency service

If you are experiencing issues don’t hesitate to call us today!

maintenance plans

Our technicians are heating and cooling experts that can keep your equipment in excellent condition.


Convenient monthly payments, with revolving line of credit you can use over and over again.