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What’s the best time to recoat spray foams?

Welcome to our latest blog post from KY-KO Roofing. Today, we’re tackling a question that many homeowners and property managers ask: What is the best time to recoat spray foam roofing? This is crucial for maintaining the integrity and longevity of your roofing system, especially in climates like Arizona’s. Let’s dive in.

What is Spray Foam Roofing, Anyway?

Spray foam roofing, a popular choice among homeowners, stands out for its excellent water resistance and thermal insulation properties. It’s an ideal material for areas receiving significant rainfall and those exposed to intense sunshine, making it particularly well-suited for Arizona. However, like all materials, it has a limited lifespan and will eventually need recoating.

The Lifespan and Maintenance of Spray Foam Roofing

Understanding the lifespan and maintenance requirements of spray foam roofing is key to ensuring its effectiveness and durability over time. Typically, spray foam roofing systems are designed to last around 15 years, which aligns with the standard warranty period offered for this type of material. However, the actual lifespan can vary based on several factors including climate, installation quality, and maintenance practices.

1. Factors Affecting Lifespan

  • Climate: Areas with extreme weather conditions, be it heavy rainfall, intense UV exposure, or fluctuating temperatures, can impact the longevity of spray foam roofing. In Arizona’s sunny and hot climate, for instance, UV radiation can accelerate the aging process of the foam.
  • Installation Quality: The expertise of the installers plays a significant role. Properly installed spray foam roofing can withstand the elements better and last longer. Conversely, poor installation can lead to early deterioration.
  • Regular Maintenance: Regular inspections and maintenance are crucial. This includes cleaning debris off the roof, ensuring proper drainage, and addressing minor repairs promptly to prevent major issues.

2. The Importance of Timely Recoating

  • Extending Roof Life: Recoating is not just a maintenance task; it’s a vital process to significantly extend the roof’s lifespan. By recoating, you essentially renew the roof’s protective layer, warding off potential damage from environmental factors.
  • Preventing Deterioration: Over time, the original coating of the spray foam roof can become worn or damaged. Recoating before significant deterioration occurs helps maintain the roof’s structural integrity.
  • Cost-Effectiveness: Regular recoating can be more cost-effective in the long run compared to dealing with major repairs or a full roof replacement.

3. The Recoating Process

  • Inspection: Before recoating, a thorough inspection is done to identify any issues like cracks, blisters, or areas of thinning foam.
  • Preparation: The existing foam surface is cleaned and prepared. This may involve removing loose or damaged material and ensuring the roof is dry and free of debris.
  • Application: A new layer of coating is applied over the existing foam. This new coat is typically the same material as the original (silicone or acrylic) to ensure compatibility and effectiveness.
  • Benefits: The new coating layer not only adds to the roof’s physical durability but also refreshes its aesthetic appearance. Additionally, it reinforces the roof’s insulation properties, maintaining energy efficiency in the building.

4. Recommended Maintenance Schedule

  • Regular Inspections: At least bi-annual inspections are recommended, especially after extreme weather events.
  • Cleaning: Regular cleaning to remove debris and maintain proper drainage.
  • Professional Assessments: Regular assessments by professional roofing contractors can identify potential issues early on, preventing costly repairs.

When Should You Recoat Spray Foam Roofing?

The ideal timing for recoating spray foam roofing is a critical decision for homeowners and property managers, primarily revolving around the warranty period. Typically, the warranty for spray foam roofing lasts about 15 years, and it’s generally recommended to plan for a recoat before this period ends. Recoating within this timeframe not only extends the warranty for an additional 15 years but also ensures the roof’s continuous protection against various elements.


Our Promise at KY-KO Roofing

The success of spray foam roofing depends heavily on the quality of installation and maintenance. Hiring an experienced contractor is crucial. At KY-KO Roofing, we emphasize the importance of a professional approach to ensure that your roof not only lasts but also provides optimal protection for your home.

In Phoenix, AZ, KY-KO Roofing stands as a leader in professional spray foam installation and recoating services. Our team of skilled experts is committed to delivering top-notch workmanship. When you choose us, you’re not just getting a service; you’re getting a partner dedicated to ensuring the longevity and durability of your roof.


The decision to recoat your spray foam roof is not just about maintenance; it’s about ensuring the safety, efficiency, and longevity of your home. By choosing the right time to recoat and the right team for the job, you’re making a wise investment in your property. For expert guidance and service in spray foam roofing, contact KY-KO Roofing today. Let us help you protect your home for years to come.