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As energy costs rise and environmental concerns become more pressing, homeowners and business owners are seeking sustainable roofing solutions. Cool roofs offer an energy-efficient alternative that not only reduces utility bills but also minimizes your building’s environmental footprint. In this blog, we’ll explore the key benefits of cool roofs, how they work, and why they may be the perfect fit for your property.

What is a Cool Roof?

A cool roof is designed to reflect more sunlight and absorb less heat than standard roofing materials. By using reflective roof coatings, tiles, or membranes, cool roofs help maintain a lower surface temperature, especially during the hot summer months. Whether for residential or commercial applications, these roofs are becoming increasingly popular as they provide both cost savings and environmental benefits.

When it comes to upgrading your home, most homeowners think about curb appeal, durability, and energy savings. But have you ever thought about how your roof can keep your house cooler and reduce energy bills? This is where cool roofs come in—a roofing solution that’s as functional as it is eco-friendly.

Owens Corning Cool Roof Collection

How Cool Roofing Works

Cool roofs use specialized materials that reflect solar radiation, which lowers heat absorption. Traditional roofing materials, such as asphalt shingles, absorb a significant amount of the sun’s energy, which can increase the temperature of your attic by up to 50-70°F. On the other hand, cool roofs are designed with light-colored coatings or reflective granules that bounce back sunlight, keeping the roof—and your home—cooler.

This reflective property helps reduce the urban heat island effect, where densely populated areas tend to be hotter due to heat absorption from buildings, pavement, and rooftops.

Cool roofs work by using materials with high solar reflectance and thermal emittance. Solar reflectance reflects sunlight away from the roof, while thermal emittance allows the roof to release absorbed heat efficiently. Together, these properties ensure that the surface stays cooler, leading to:

  • Lower indoor temperatures without over-reliance on air conditioning
  • Reduced urban heat island effect, especially in densely populated areas
  • Extended roof lifespan by reducing heat-related wear and tear

Key Benefits of Cool Roofs

Energy Savings

With a cool roof, your HVAC system won’t have to work as hard to maintain a comfortable indoor temperature. This results in significant savings on energy bills, especially in regions with hot climates.

Improved Comfort

A cool roof keeps the indoor environment more comfortable, particularly in areas with inadequate insulation or without air conditioning. 

Eco-Friendly Solution

By consuming less energy, cool roofs help reduce greenhouse gas emissions. Additionally, the decreased reliance on air conditioning minimizes the overall environmental impact, contributing to sustainability goals.

Increased Roof Longevity

Excessive heat exposure can shorten the life of roofing materials. Cool roofs experience less thermal stress, which helps prevent cracking, warping, or deterioration over time, extending the roof’s lifespan.

Eligibility for Rebates and Incentives

Many utility companies and municipalities offer rebates or incentives to encourage the installation of energy-efficient cool roofs. Installing one could make you eligible for tax credits or rebates, adding to the financial benefits of cool roofing.

Cool Roof Options

At RoofPRO, we provide a range of cool roofing solutions designed to meet your specific needs, whether you’re installing a new roof or upgrading an existing one. Our skilled professionals offer expert guidance, walking you through every step—from selecting the best products to exploring potential rebates or incentives.

We install Owens Corning Energy Star-rated shingles, known for their energy efficiency, and also offer solar panels, attic insulation, and air sealing services to create a comprehensive, green roofing system.

For commercial and industrial properties with flat or low-sloped roofs, we apply UV-reflective coatings to tackle their unique cooling challenges. White roofing products have been shown to absorb less sunlight, allowing them to stay signifcantly cooler than other shades of roofing materials.

Maryland flat roof replacement before and after

Cool Roof Research

Extensive research highlights the positive impact of cool roofs on energy efficiency and sustainability. Studies conducted by the Cool Roof Rating Council (CRRC) and Lawrence Berkeley National Laboratory (LBNL) demonstrate the benefits of reflective roofing materials in both residential and commercial settings. Key findings from this research include:

  • Temperature Reduction: Cool roofs can lower roof surface temperatures by up to 50°F, significantly reducing heat transfer into the building.
  • Energy Savings: Research shows that buildings with cool roofs can achieve up to 15% energy savings annually, depending on location and roof type.
  • Improved Urban Air Quality: Widespread use of cool roofs in urban areas can reduce the heat island effect, resulting in cooler outdoor temperatures and improved air quality.
  • Climate Adaptation: Cool roofs are increasingly recommended as part of climate resilience strategies, helping cities and businesses adapt to rising global temperatures.

Maryland Cool Roof Codes & Standards

Maryland encourages the use of cool roofing through a mix of building codes, standards, and sustainability programs. Understanding these codes can help property owners maximize savings and comply with local regulations:

  • Maryland follows IECC guidelines, which recommend the use of reflective roofing materials for both commercial and residential buildings to meet energy efficiency standards.
  • For public buildings and large-scale projects, Maryland promotes cool roofs as part of sustainable building practices. Cool roofs contribute to LEED (Leadership in Energy and Environmental Design) certification points.
  • Local utilities, such as Pepco and BGE, may offer rebates for installing cool roofs as part of energy efficiency improvement programs.
  • Local programs, such as Baltimore’s Green Building Standards, require cool roofing for certain projects to reduce energy consumption and urban heat islands.

Contact RoofPRO Today for Your Cool Roof Consultation

Ready to save on energy bills and reduce your environmental impact? A cool roof from RoofPRO can help you achieve those goals while keeping your property comfortable year-round. Contact us today for a consultation and learn how we can transform your roof with sustainable solutions.