How to Keep Your Roof Cool in Summer

by | Apr 5, 2025 | Blog

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How to Keep Your Roof Cool in Summer: Ultimate Guide for Homeowners

As temperatures soar during the summer months, your home’s first line of defense—the roof—takes the brunt of the heat. A hot roof not only affects your comfort inside the house, but it can also lead to higher energy bills, faster roof deterioration, and decreased overall home efficiency. Fortunately, there are many ways to combat this heat and keep your roof cool in summer.

Whether you live in Northeast Ohio or a warmer southern climate, understanding how to cool your roof is key to protecting your home and saving money. In this comprehensive guide, we’ll explore how to keep your roof cool in summer, why it’s important, and the best options for materials, coatings, insulation, and more.

At S&K Construction and Remodeling LLC, we specialize in helping homeowners in Youngstown and surrounding Ohio areas make the best choices for energy-efficient, long-lasting roofing. As an Owens Corning Preferred Contractor, we know what it takes to beat the summer heat—and this guide has everything you need to know.


Why Roof Cooling Matters

Before jumping into solutions, it’s important to understand why keeping your roof cool is crucial—especially in the summer.

1. Increased Energy Efficiency

A hot roof can significantly raise the indoor temperature of your home, especially in attics or top-floor rooms. This forces your HVAC system to work harder to cool your home, leading to higher energy bills.

2. Prolonged Roof Life

Constant heat exposure can degrade roofing materials. Shingles can curl, crack, or lose granules. By keeping your roof cool, you extend its lifespan and reduce the frequency of costly repairs.

3. Enhanced Comfort

Nobody likes a hot home. A cooler roof helps maintain more consistent and comfortable indoor temperatures, especially in upper-level rooms.

4. Environmental Impact

Lower energy usage equals less strain on power plants and reduced greenhouse gas emissions. Cooling your roof contributes to a more sustainable environment.


Top Methods to Keep Your Roof Cool in Summer

Now that we’ve covered the “why,” let’s dive into the most effective strategies to keep your roof cool when the temperatures rise.


1. Choose Reflective Roofing Materials (Cool Roofs)

One of the most effective ways to reduce heat absorption is by using reflective roofing materials designed to reflect sunlight and absorb less heat.

Cool Roof Materials:

  • White or light-colored asphalt shingles
  • Metal roofing with reflective coatings
  • Clay or concrete tiles
  • Slate roofs with light finishes
  • Membrane roofs (for flat roofs) like TPO or PVC

These materials are engineered to reflect more sunlight and emit absorbed heat faster, helping to keep the roof surface—and your home—cooler.

At S&K Construction and Remodeling LLC, we work with Owens Corning Cool Roofing shingles, which are ENERGY STAR® rated and designed specifically for energy efficiency.


2. Apply Reflective Roof Coatings

If replacing your roof isn’t an option, applying a reflective roof coating is a smart, cost-effective solution. These coatings are typically white or silver and can be applied to various roof types, including metal, asphalt, and flat roofs.

Benefits of Reflective Coatings:

  • Reflect up to 85% of solar heat
  • Reduce roof surface temperature by up to 50°F
  • Extend the life of your existing roof
  • Minimize thermal shock and expansion
  • Improve overall energy efficiency

Reflective coatings act like a sunscreen for your roof, reducing UV damage and temperature buildup.


3. Improve Attic Insulation

Your roof and attic work together to regulate indoor temperatures. Proper attic insulation helps keep heat from transferring into your home.

Key Benefits:

  • Blocks heat from penetrating your living space
  • Helps your air conditioner work more efficiently
  • Reduces your cooling costs
  • Adds to overall comfort

Best Types of Attic Insulation:

  • Fiberglass batts or rolls (commonly used and affordable)
  • Blown-in insulation (great for irregular or tight spaces)
  • Spray foam insulation (offers a superior air seal)

Make sure your attic insulation meets your region’s recommended R-value for optimal performance.


4. Ensure Proper Ventilation

Without adequate attic ventilation, heat can build up under your roof and bake your home from above. Good airflow removes hot air and allows cooler air to enter the attic, reducing the strain on your HVAC system.

Types of Roof Ventilation:

  • Ridge vents – installed at the roof’s peak to let hot air escape
  • Soffit vents – located under the eaves to let cooler air in
  • Gable vents – placed in the walls at each end of the attic
  • Powered attic fans – actively remove hot air

Ventilation is especially crucial in homes with dark roofing materials that naturally absorb more heat. Our team at S&K Construction and Remodeling can inspect and upgrade your ventilation system for better cooling.


5. Install a Radiant Barrier

A radiant barrier is a highly reflective material (usually aluminum foil) that is installed on the underside of your roof or in your attic. Its job is to reflect radiant heat rather than absorb it.

Benefits:

  • Reduces attic temperatures by up to 30°F
  • Increases comfort in upstairs rooms
  • Works great in combination with insulation
  • Easy to retrofit in existing homes

Radiant barriers are ideal for hot climates or homes that experience high summer heat loads.


6. Opt for a Green or Living Roof

If you’re eco-conscious and want the ultimate natural insulation, consider a green roof—also called a living roof. These roofs are partially or completely covered with vegetation, planted over a waterproof membrane.

Advantages of Green Roofs:

  • Natural insulation reduces roof temperature
  • Absorbs and filters rainwater
  • Provides habitat for birds and insects
  • Improves urban air quality

Green roofs are more common in urban settings but are becoming increasingly popular for homeowners looking to add unique style and extreme energy efficiency.


7. Repaint Your Roof with Light-Colored Paint

Similar to reflective coatings, painting your roof with a light-colored reflective paint can significantly reduce its temperature. This is particularly effective for metal or flat roofs.

Make sure the paint you use is solar reflective and waterproof to protect against UV rays and weather damage.


8. Schedule Routine Roof Maintenance

Keeping your roof cool isn’t just about materials—it’s also about maintaining your roof in top condition.

What to Include in Roof Maintenance:

  • Clean debris from roof and gutters
  • Replace damaged or missing shingles
  • Repair flashing and sealants
  • Check for signs of heat damage (cracks, curling, discoloration)

Proactive maintenance ensures your roof performs at its best, especially during the heat-intensive summer months.


Signs Your Roof Is Overheating

So, how can you tell if your roof is suffering from excess heat? Here are some warning signs:

  • Unusually high energy bills in the summer
  • Hot or stuffy attic spaces
  • Shingles cracking or curling
  • Mold or mildew in the attic
  • Warped roof decking
  • Faded or discolored roofing materials

If you’re experiencing any of these issues, it may be time to consider upgrading your roof’s insulation, ventilation, or materials.


Energy-Efficient Roof Replacement Options

If your current roof is old or inefficient, it might be time to consider a full replacement with energy-efficient options. Here’s what to look for:

Energy-Efficient Roofing Types:

MaterialBenefits
Metal RoofingReflects sunlight, durable, low maintenance
Cool Asphalt ShinglesAffordable, ENERGY STAR® rated, easy installation
Clay/Concrete TilesNatural insulators, fire-resistant
Slate RoofingExtremely durable, low heat absorption
TPO/PVC Roofing (for flat roofs)High reflectivity, waterproof

Make sure to look for roofing products with the ENERGY STAR® label, which indicates superior energy performance.


Roof Cooling Tips for Northeast Ohio Homes

If you live in areas like Youngstown, Cleveland, or Medina, you know how hot and humid Ohio summers can get. Here are some region-specific roof cooling strategies:

  • Use Owens Corning Cool Roof Shingles tailored to local weather patterns.
  • Improve attic airflow with ridge and soffit vents, especially in older homes.
  • Install blown-in attic insulation, ideal for Ohio’s variable climate.
  • Get a professional roof inspection from S&K Construction and Remodeling to assess your roof’s heat performance.

Why Trust S&K Construction and Remodeling LLC

At S&K Construction and Remodeling LLC, we help homeowners across Youngstown, Cleveland, Chardon, Willoughby, Beachwood, and surrounding Northeast Ohio communities upgrade their homes for greater energy efficiency and long-term value.

Here’s what sets us apart:

  • Owens Corning Preferred Contractor
  • 🔧 Decades of roofing experience in Ohio’s climate
  • ✅ Expert in cool roof systems, ventilation, and attic insulation
  • 📍 Local service, local knowledge, and personalized attention
  • 💬 Free consultations and roof evaluations

We believe in making your home comfortable, efficient, and durable—starting from the top down.


Conclusion: Keep Your Roof Cool, Save Big

Keeping your roof cool in summer isn’t just about comfort—it’s about saving money, extending the life of your home, and helping the environment. Whether you choose to upgrade your roof, add insulation, apply reflective coatings, or improve ventilation, there’s a solution that fits your home and budget.

If you’re ready to cool down your roof and your energy bills, contact S&K Construction and Remodeling LLC today. We offer professional roofing services across Youngstown, Cleveland, Chagrin Falls, Concord, Gates Mills, and all of Northeast Ohio.


Get a Free Roof Cooling Assessment Today!

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📍 Proudly Serving: Youngstown, Medina, Lyndhurst, Wickliffe, Twinsburg, and beyond.
Licensed, Insured, Owens Corning Certified

Let’s make your home summer-ready—with a cool, energy-efficient roof that performs season after season.


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