5 Reasons to Consider Coating Your Commercial Roof
When it comes to maintaining your commercial building, the roof is one of the most critical components to protect – and also one of the most expensive to replace. Fortunately, there’s a cost-effective, sustainable, and energy-efficient solution that can dramatically extend the life of your roof and reduce energy consumption: roof coating.
Though coating can enhance the appearance of your roof by covering signs of rust or wear, aesthetics are rarely the motivation. The real value lies in its performance-related benefits – namely, energy savings and extended roof life.
1. Lower Energy Bills Through Reflectivity
One of the main reasons facilities professionals opt for roof coatings is to improve energy efficiency. Reflective coatings – particularly white coatings – are designed to reflect sunlight and heat away from the building, significantly reducing roof surface temperatures.
According to the U.S. Environmental Protection Agency (EPA), reflective or “cool” roofs can remain up to 50-60 degrees cooler than traditional roofing materials during peak summer heat. This reduces the workload on your HVAC system, leading to lower energy bills and improved comfort inside the building.
The U.S. Department of Energy reports that white coatings can reflect 60-90% of sunlight. The result? Substantial energy savings during summer heat. According to the Environmental and Energy Study Institute’s Cool Roofs Fact Sheet, “A cool roof can reduce the amount of energy needed for air conditioning by up to 15% on a single-story building, leading to substantial savings on energy bills.”
2. Environmental (and Energy) Benefits
In addition to cost savings, reflective coatings offer significant environmental advantages. They reduce the urban heat island effect by cooling down rooftops and lowering the ambient temperature in dense metropolitan areas. Less energy demand means reduced emissions from electricity generation. These things help slow climate change.
However, in colder climates, white coatings can slightly increase heating energy demand during winter. That’s why it’s important to consult a roofing professional to determine if reflective coating is the right choice for your region and building type.
3. Prolonged Roof Life
Heat, ultraviolet rays, and water exposure are the main culprits behind roof membrane degradation. Roof coatings add an extra layer of protection, helping to delay the chemical and physical breakdown of the existing roofing system. According to the Roof Coatings Manufacturers Association (RCMA), “Roof coatings are formulated to protect roofs from the damaging effects of weather and the environment, such as UV light, and excessive water and wind.”
By slowing deterioration, roof coatings can extend the life of your roof, which reduces the frequency and cost of reroofing projects. Nearly all roof coating manufacturers offer warranties ranging from 5-25 years. When the initial warranty nears expiration, a recoat can often renew protection – without the high cost of a full replacement.
PHOTO: LAWLES BOURQUE, DESERT FINANCIAL
4. Lower Maintenance Costs and Tax Benefits
Coated roofs require less maintenance and, in general, experience fewer leaks or damage over time. Since coatings protect against moisture, UV rays, and chemical exposure, your roof is less likely to suffer from costly repairs.
Another financial perk? Roof coatings are typically considered a maintenance expense, making them tax-deductible in most cases—something a full roof replacement doesn’t always qualify for.
5. Reducing Landfill Waste
According to RCMA, roofing materials are the third greatest contributor to waste in landfills. By extending the life of your current roof, coating reduces the need for tear-offs and reroofing – helping lower your company’s environmental footprint. And because coating systems are not classified as a “roof” under building codes, applying a coating doesn’t count as adding another roof layer. That means coating remains a viable option without violating codes, even if your building already has one or more roofing systems in place.
Whether you operate in a hot, sunny climate or a more seasonal region, roof coatings offer a range of benefits – from reducing operational costs to improving sustainability; however, every building is different. It’s important to work with a qualified roofing contractor to assess whether a coating system is right for your roof type, geographic location, and long-term goals.
Thinking about coating your roof? Contact D. C. Taylor Co. today at 319.731.4118 or email [email protected].
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