Cool Coat vs. White Paint for Flat Roofs: A Comprehensive Guide


In the roofing industry, the choice of materials and coatings can significantly impact the performance and energy efficiency of a building. Two popular options for flat roofs are cool coat and white paint.

While both offer benefits, cool coat technology has emerged as a leading solution for many roofing professionals. This blog post will explore the differences between cool coat and white paint, focusing on why cool coat might be the superior choice for your flat roof.

What is Cool Coat?

Definition and Benefits

Cool coat, also known as reflective roof coating, is a specialized material designed to reflect sunlight and reduce heat absorption. By doing so, it can:

Lower Energy Costs: Cool coat reduces the need for air conditioning, leading to significant energy savings.

Extend Roof Lifespan: By protecting the roof from UV rays, cool coat can prolong the roof’s life.

Improve Comfort: Buildings with cool coat roofing are generally cooler, enhancing indoor comfort.

Cool Coat in the Roofing Service Industry

Cool coat has become a preferred choice in the roofing service industry, especially in hot climates. Its energy-efficient properties align with green building practices, making it a popular option for commercial and residential roofing.

White Paint for Flat Roofs

Overview and Advantages

White paint is a traditional option for flat roofs, known for its reflective properties. Some benefits include:

Affordability: Generally less expensive than cool coat.

Ease of Application: White paint can be applied with standard painting tools.

Aesthetic Appeal: Offers a clean and bright appearance.

However, white paint lacks the specialized formulation of cool coat, making it less effective in reflecting UV rays and controlling temperature.

Cool Coat vs. White Paint: A Comparison

Energy Efficiency

While both materials reflect sunlight, cool coat’s advanced technology offers superior energy efficiency, making it a preferred choice for energy-conscious property owners.


Cool coat is formulated to withstand harsh weather conditions, providing a longer-lasting solution compared to white paint.


Though cool coat may have a higher upfront cost, its long-term benefits, such as reduced energy bills and extended roof life, often outweigh the initial investment.


When it comes to flat roofs, the choice between cool coat and white paint is crucial. While both options have their merits, cool coat’s energy efficiency, durability, and alignment with sustainable building practices make it a standout choice in the roofing service industry.

If you’re considering a roofing solution for your property, consult with a professional roofing contractor to explore the best options tailored to your needs.