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spray foam roofing application

Choosing a spray foam roof

Commercial, flat roof buildings often choose a spray foam roof system. Why? Spray foam roof system is a durable, rigid surface that can be walked on. Why do you need to walk on a roof? With a commercial structure, there are features that require manpower to maintain, repair, or update. 

 This thick closed-cell polyurethane spray foam roof can tolerate walking and is waterproofing barrier that seals the roof from leaking because there are no seams with spray foam roof coating like other commercial flat roof coatings have.  As it is installed, the spray foam roof coating forms around any penetrations like pipes and vents, keeping them dry and forms to the edge with impenetrable wedge. 

With spray foam on roof , it is a built up roof coating, it eliminates possible ponding with heavy standing water with improved drainage. With this introduction, it could lead to more questions, which we have answers and information about those answer here: 

What are the pros and cons of spray foam roofing?

When you’re paying for a commercial roof, you want to get the most you can for the money you’re going to spend, and with spray foam roofing a popular choice today, we thought a look at spray foam roof pros and cons would be a good idea.

The Pros of Spray Foam Roofing: 

  • Install is Easy: Because this roof coating is sprayed on, it is easier to install, making the job go faster. When a contracting job goes faster, that’s less labor expense for the roofing company. As far as your business operation goes, a spray foam roof coating installation job won’t interfere with your daily business. 
  • Energy Efficient: Spray foam roof coating is a moisture barrier for your roof, and with its’ thermal capabilities, it keeps the warm air in during the winter and reflects the UV rays during summer. Spray foam roof coating has the highest R-value per inch, making it better insulation for a commercial structure.
  • Maintenance Ease: After your spray foam roof is installed,  the maintenance is minimal and will give you fifty years or longer lifespan.  Maintenance is preventative only with twice a year roof cleaning. An annual professional inspection is recommended or after a hail or windstorm. Any damage will require a new coat to be applied to the existing roof. 
  • Seamless and Waterproof: Because spray foam roofing is sprayed on, there are no seams, penetrations are sealed up, and edges of the roofing system goes up to seal the edges. Any cracks, gaps, or seams on the existing roof are filled with the spray foam. 
  • Renewable and Sustainable: Spray foam roof coating has minimal waste, and when applied to an existing roof, little to no tear-off is required, eliminating waste. Environmentally friendly materials are used to create the spray foam, meeting all the following factors: ODP, VOCs, CFCs, and GWP. 

The Cons of Spray Foam Roofing

Applying a spray foam coating must be done correctly, and it is recommended that you work with a contractor who is experienced in this application. There isn’t a requirement for a large crew, but the crew needs to be trained on the product and understand its chemicals. If incorrectly installed, the spray foam roofing system can be damaging to the existing underlying substrate.  

Additional cons to spray foam roof coating are: 

  • Limited Installation: The temperature needs to be at ideal conditions for spray foam roofing to be applied. Dampness, frost, ice, rain, snow, etc. cannot be present on the existing surface. 
  • Potential Overspray: This is a sprayed-on application that can create an overspray carried by the wind. It isn’t a health issue but could coat surrounding surfaces. An experienced roofing contractor will have a method in place to minimize this from happening. 
  • Maintenance: Spray foam roofing should have a professional inspection bi-annually to check for possible damage, especially if there have been questionable weather events like hailstorms, hurricanes, tornados, windstorms, etc. 
  • Accurate Repairs: Spray foam roofing is not as puncture resistant as other roofing materials. So when it is damaged, you need an experienced contractor who works with spray foam roof coating to repair. 

Can spray foam rot your roof?

No spray coating does not cause a roof to rot. It is an open-cell spray foam with a spongy texture that allows water d a way to pass through. Spray foam roofing coating insulates so the temperature consistency is improved while sealing cracks and crevices to stop the air that is leaking in and out of the structure. 

Does a spray foam roof need to be vented?

Definitely! Because the application of spray foam roof from outside will create a greater airtightness, meaning all attic and roofing ventilation will be sealed up. An experienced roofing contractor that works with spray foam roof coating will advise the best way to vent your building.

Will spray foam stop roof leak?

 When it comes to spray foam and roof leaks, it is one of the best ways to stop a water leak. This spray foam material expands into the cracks, stopping any current leak and prevent any future leaks. Spray foam roof coating will bond to any surface to effectively and quickly solve water leak problems.

flat white roof in need of foam

Why Should I spray foam my roof?

We have 5 good reasons why your commercial structure needs spray foam roof coating: 

  1. Lower your energy bills
  2. Waterproofing your roof
  3. Installation flexibility 
  4. Structural integrity
  5. Prevents ponding

Want to get started on a spray foam roof today in Sparks, NV? Call 775.358.7663!