The Benefits of a Polyurethane Spray Foam Roofing System

This question has shown up a couple of times through the site and it's finally time to answer. Polyurethane Insulation Price . However, if you install a cover board over TPO, you can apply spray foam to that cover board. At INSULATION POLYURETHANE FOAM , we've installed spray foam roofing systems over popular single-ply membranes, consisting of TPO, because 1979.

Let's begin First of all, if you're uninformed if you have a TPO roofing system, we desired to provide a few signs. A TPO roof is: Usually white in color Can be found in sheets that are 10, 12 or 20 feet wide Once rolled onto a commercial roofing system, the seams are bonded together using a hot-air gun Here an example of the seams being welded together with a hot-air gun: Here is an example of a TPO roof section: Now that you can identify if you have a TPO roofing system, let's get into spray foam roofing and how it can be used over your roof.

What's typically 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 just as "cover board"? Cool? Cool. Let's proceed) The reason you need the cover board is due to the method 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, but the location in the middle is not: Spraying foam directly over TPO could produce an unlevel surface area where the TPO is not protected to the deck, which could impact how water circumnavigates the roof. It's never a great idea to apply spray foam to a surface that isn't correctly protected.

SPF and Coatings Installations

Yes. If your TPO roofing has saturation (or is wet) underneath, then you'll require to remove those areas and replace with similar material. A roofer has a couple of options to determine if your roof has saturation: A core sample permits the roofing to reveal itself. After a core is pulled, a roofing professional will understand: around how old the roofing is how numerous layers it has and if there's any saturation Where to pull these core samples is determined by typical indicators of saturation, including darker locations on the roof, where water flows along the roof, if water is created to encounter a parapet wall, and many, lots of other circumstances (polyurethane roof insulation ).

A roofing contractor with years and years of experience will know where to pull core samples in order to get an accurate measure of substrate saturation. An infrared survey can be carried out to determine saturation where the naked eye can not see. A roofer will come out after sunset, around the time when the roofing is beginning to cool (FOAM ROOFING CONTRACTORS Franklin New Jersey).

The infrared survey will identify those warmer areas, which is an indicator that water is present. A roofer will mark those areas with spray paint to highlight the saturated areas of the roofing that need eliminated. During the quote phase, a roofer will usually put a different expense for the removal of saturated locations.

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ft. = $80,000 Expense of removal of saturated locations will add $2/sq. ft. FOAM ROOFING CONTRACTORS . to overall expense. *** This is a very fundamental quote with estimated rates *** Before we go through the actions, here's a start to finish video of a spray foam installation (sorry it's not TPO though): Back to a TPO installation: A roof contractor will stroll the roof, take cores and identify how lots of layers the roofing system has.

What variables can influence a commercial roofing price?

Building regulations mention that a commercial roofing system can have a maximum of two layers - FOAM ROOFING CONTRACTORS . For the sake of complexity, let's state your roof only has 1 layer and there's little saturation. If you're putting spray foam over TPO, the roof does not have to be very clean due to setting up a clean 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 typically be used with approximately 1. 5" in density - INSULATION POLYURETHANE FOAM . Density can be increased or reduced depending upon the R worth the building owner desires.

Every roof is different, however the goal is to offer a totally tailored route for water to exit your roof. Next, a skim coat of silicone finish will be sprayed or rolled over the foam the exact same day the foam was used - FOAM ROOFING CONTRACTORS Franklin New Jersey. This is to prevent among the couple of weak points of spray foam; it's inability to resist UV rays.

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The building owner has an option between a maker's service warranty or a roofer's service warranty. The duration of the service warranty is directly correlated with the density of silicone finishing that's applied: 10-year guarantee = 20 mils of finish 15-year guarantee = 25 mils of finishing 20-year warranty = 30 mils of finishing Hopefully after today, you understand that it's possible to set up a spray foam roof over your TPO roofing.

Silicone Roof Coating Includes a 10 to 20-Year-Warranty

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What is spray foam roofing? What are the advantages of a spray foam roofing system? What issues do spray foam roofing systems have? Just how much does a spray foam roofing expense? How does a spray foam roof get installed? How does spray foam carry out versus other roof? For how long will a spray foam roofing last? How is a spray foam roofing repaired or maintained? Common questions to ask a business roofing specialist What are some case studies on spray foam roofing? How is a spray foam roof renewable? Can you set up a spray foam roof over TPO? Can spray foam be installed over an industrial metal roofing? What factors influence the lifetime expense of a roofing system? In this guide, INSULATION POLYURETHANE FOAM responds to all of the most typical questions constructing owners have about spray polyurethane foam (SPF) roofing (Spray Polyurethane Foam R Value ).

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To give you all the answers you need to know to make the finest decision for your service. Let's start! No problem! Simply key in your e-mail address below, so we can send it to you. Expanding Foam Roof Repair . (You can check out the complete guide without offering us your email!) [click on any chapter below to go directly to it] Spray Polyurethane Foam Roof, or spray foam roof, is a product that's sprayed as a liquid so it can broaden into a foam, developing a solid layer across an existing roof.

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While SPF roof is not the most known kind of roof product, the Technology has actually been around considering that the early 1960s for commercial, commercial, and residential facilities - Expanding Foam Roof Repair . An SPF roof system can be utilized in any environment, and when correctly set up and maintained, can last over 50 years. Spray Polyurethane Foam (SPF) for roof applications is produced on the jobsite by mixing two extremely reactive chemicals.

SPF and Coatings Installations

Numerous modifications have actually happened in the equipment and chemistry of polyurethane roof in the last fifty years, resulting in today's reliable roofing applications. So, you have actually pertained to a point where you need a new roofing system and are looking for options. Possibly repairing leak after leakage is ending up being a rather bothersome part of your task description (FOAM ROOFING CONTRACTORS ).

I simply got a notification from my charge card business that my cable expense went up $50. Looking into it, after 2 years of faithful service (and ending my new customer prices), I was now handed a greater regular monthly expense. The majority of people would be lazy and simply accept paying more.

Upon research study, I can cut the cable and bring a month-to-month cable television and web costs down from $202/mo down to $120/mo! I simply had to be open for change and provide it a possibility. The same can be said for spray polyurethane foam roof. The majority of people would not be open to alter and simply set up the same roofing system they have actually had on for several years.

Let's get rolling High R-value Renewable Quickly set up Self-flashing Smooth Easy to keep Proven because the 1960s Spray polyurethane foam has the highest R-value of any typically used roofing system insulation. Here are the typical R-values for some typical roofing system products Spray Polyurethane Foam: 6. 6 per inch Metal: 0. 00 per inch BUR Gravel: 0.