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This concern has actually come up a few times through the website and it's finally time to respond to. Expanding Foam Roof Insulation . However, if you install a cover board over TPO, you can apply spray foam to that cover board. At Spray Foam Installer , we've set up spray foam roofs over popular single-ply membranes, including TPO, since 1979.

Let's begin First of all, if you're uninformed if you have a TPO roofing system, we wished to supply a few indicators. A TPO roofing system is: Usually white in color Can be found in sheets that are 10, 12 or 20 feet broad Once rolled onto an industrial roofing, the joints are bonded together using a hot-air gun Here an example of the seams being welded together with a hot-air weapon: Here is an example of a TPO roof section: Now that you can figure out if you have a TPO roof, let's enter spray foam roof and how it can be applied over your roofing system.

What's normally utilized is a half inch, high density, wood fiber cover board. (Wow, that's long. If it's cool with you, we'll address this simply as "cover board"? Cool? Cool. Let's proceed) The factor you require the cover board is because of the way a TPO roofing system is protected to the existing assembly or deck.

Sort of like a square, where the border is connected to the roofing system, but the location in the middle is not: Spraying foam straight over TPO could produce an unlevel surface area where the TPO is not secured to the deck, which could impact how water circumnavigates the roof. It's never a good idea to use spray foam to a surface that isn't correctly protected.

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Yes. If your TPO roofing has saturation (or is damp) below, then you'll need to get rid of those locations and change with comparable material. A roofer has a few choices to determine if your roof has saturation: A core sample allows the roof to expose itself. After a core is pulled, a roofer will understand: approximately how old the roofing system is how numerous layers it has and if there's any saturation Where to pull these core samples is identified by typical indications of saturation, consisting of darker locations on the roofing system, where water flows along the roofing system, if water is designed to face a parapet wall, and lots of, lots of other situations (SPRAY FOAM INSULATION ROOF RAFTERS ).

A roofer with years and years of experience will understand where to pull core samples in order to get a precise measure of substrate saturation. An infrared survey can be performed to identify saturation where the naked eye can not see. A roof professional will come out after sunset, around the time when the roof is beginning to cool (SPRAY FOAM INSULATION ROOF RAFTERS ).

The infrared study will recognize those warmer areas, which is an indication that water is present. A roofer will mark those locations with spray paint to highlight the saturated locations of the roof that need removed. Throughout the quote stage, a roofer will generally put a separate expense for the removal of saturated locations.

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ft. = $80,000 Cost of removal of saturated locations will add $2/sq. ft. POLYURETHANE INSULATION R VALUE . to overall expense. *** This is a really fundamental quote with estimated pricing *** Prior to we go through the steps, here's a start to complete video of a spray foam installation (sorry it's not TPO though): Back to a TPO setup: A roofer will walk the roofing, take cores and determine how many layers the roof has.

Installation

Building regulations specify that a commercial roofing system can have an optimum of 2 layers - POLYURETHANE INSULATION R VALUE . For the sake of intricacy, let's state your roof only has 1 layer and there's little saturation. If you're putting spray foam over TPO, the roof doesn't have to be extremely tidy due to installing a tidy cover board over top of the TPO.

The cover board will be mechanically-fastened to your TPO roof. Mechanically-fastened methods utilizing tension plates and screws to keep the cover board in place. Spray foam will generally be applied with approximately 1. 5" in thickness - Spray Foam Metal Roof . Thickness can be increased or reduced depending upon the R value the building owner desires.

Every roofing system is various, however the objective is to provide a completely customized route for water to leave your roofing. Next, a base coat of silicone coating will be sprayed or rolled over the foam the same day the foam was applied - Spray Foam Metal Roof . This is to prevent among the couple of weak points of spray foam; it's inability to withstand UV rays.

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The building owner has an option in between a producer's guarantee or a roofing contractor's service warranty. The period of the service warranty is straight correlated with the thickness of silicone finish that's used: 10-year warranty = 20 mils of coating 15-year service warranty = 25 mils of covering 20-year guarantee = 30 mils of coating Ideally after today, you understand that it's possible to install a spray foam roofing over your TPO roof.

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He has a B.S. in Marketing from the University of Akron and an MBA in Marketing from Walsh University. When he's not attempting to increase site traffic, you can discover him on the basketball court or golf course.

What is spray foam roofing? What are the advantages of a spray foam roof? What issues do spray foam roofing have? How much does a spray foam roofing expense? How does a spray foam roofing system get set up? How does spray foam perform versus other roofing systems? The length of time will a spray foam roofing last? How is a spray foam roof repaired or preserved? Typical concerns to ask a business roofer What are some case studies on spray foam roofs? How is a spray foam roof renewable? Can you set up a spray foam roofing system over TPO? Can spray foam be installed over a commercial metal roofing? What aspects influence the life time expense of a roof? In this guide, Spray Foam Installer answers all of the most common concerns building owners have about spray polyurethane foam (SPF) roof (SPRAY FOAM INSULATION ROOF RAFTERS ).

• Spray Foam Installer
• Expanding Foam Roof Insulation
• Polyurethane Foam Roofing Contractors
• COMMERCIAL FOAM ROOFING
• Advantages Of Polyurethane Foam
• SPRAY FOAM INSULATION ROOF RAFTERS
• POLYURETHANE INSULATION R VALUE
• SPF Roof System
• spray foam roofing problems
• Spray Foam Metal Roof

To give you all the responses you require to understand to make the very best decision for your service. Let's start! No issue! Simply enter your e-mail address listed below, so we can send it to you. Spray Foam Installer . (You can read the full guide without giving us your email!) [click any chapter below to go directly to it] Spray Polyurethane Foam Roofing, or spray foam roofing, is a product that's sprayed as a liquid so it can broaden into a foam, producing a strong layer throughout an existing roof.

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While SPF roof is not the most recognized type of roof material, the Technology has actually been around because the early 1960s for commercial, commercial, and property facilities - Expanding Foam Roof Insulation Anniston AL. An SPF roof can be utilized in any climate, and when correctly installed and maintained, can last over 50 years. Spray Polyurethane Foam (SPF) for roof applications is produced on the jobsite by mixing 2 highly reactive chemicals.

Lowers Your Energy Bill Costs

Many changes have actually happened in the equipment and chemistry of polyurethane roof in the last fifty years, resulting in today's reliable roofing system applications. So, you've come to a point where you need a brand-new roof and are searching for alternatives. Maybe repairing leak after leak is becoming a rather frustrating part of your task description (POLYURETHANE INSULATION R VALUE ).

I simply got a notification from my credit card business that my cable costs increased $50. Looking into it, after 2 years of faithful service (and ending my new client prices), I was now handed a greater monthly expense. Many people would be lazy and just accept paying more.

Upon research study, I can cut the cable and bring a regular monthly cable television and internet costs below $202/mo down to $120/mo! I just needed to be open for modification and provide it a chance. The same can be stated for spray polyurethane foam roof systems. Many people would not be open to alter and simply set up the very same roof they have actually had on for several years.

Let's get rolling High R-value Renewable Rapidly installed Self-flashing Smooth Easy to preserve Proven because the 1960s Spray polyurethane foam has the greatest R-value of any frequently utilized roof insulation. Here are the average R-values for some common roofing products Spray Polyurethane Foam: 6. 6 per inch Metal: 0. 00 per inch BUR Gravel: 0.