It has been around only for about 30 years and manufactures are still trying to figure out the best chemical formula that will make the product durable and long lasting while maintaining a competitive price. We may throw down a layer of thin plywood or OSB beneath the material. Safety: See thismaterial safety data sheetfor health and safety information about TPO roofing at theGenFlexwebsite. Just put down your membrane, and it will adhere. 1) Remove old roofing and repair rotted substrate. You see the problem is that light weight concrete is likey in very poor shape, becuase of years of leaks. Buildings with flat roofs are designed for low-slope roofing systems like TPO. We are looking for precedent or definition of how to identify the link between the snow/ ice 8 to the leaks. TPO membranes are stiffer and dont conform to angle changes as well as other single-ply membranes. No direct contact should be there between furniture and roof surface if you do that, you will damage the roof, and it WILL NOT be covered by warranty. Building Codes: R905.13 Thermoplastic Single-Ply Roofing from the 2018 International Residential Code and 1507.13 Thermoplastic Single-Ply Roofing from the 2018 International Building Code. Here's what you need to know. See More Roofing Topics@media(min-width:0px){#div-gpt-ad-roofonline_com-box-3-0-asloaded{max-width:320px!important;max-height:100px!important}}var cid='1797586619';var pid='ca-pub-7818725551431357';var slotId='div-gpt-ad-roofonline_com-box-3-0';var ffid=2;var alS=2002%1000;var container=document.getElementById(slotId);var ins=document.createElement('ins');ins.id=slotId+'-asloaded';ins.className='adsbygoogle ezasloaded';ins.dataset.adClient=pid;ins.dataset.adChannel=cid;container.style.width='100%';if(ffid==2){ins.dataset.fullWidthResponsive='true';} TPO roofing is not normally considered residential roofing, although its a perfectly fine choice for apartment buildings, condominiums, and other residential buildings with flat roofs. With each subsequent iteration, clients will see improvements and longer expected lifespans for their TPO roofs. Sun tunnel MAY NOT work with standing seam metal roof. You have to at least sweep the gravel off and put down an insulatin board to get a smooth surface for your new roof. Our contractor is recommending a seamless metal roof. Polyiso or Polyisocyanurate - one of the most often used insulation types for roofing applications. Stay tuned. There is no TPO product for this, but there is an EXCELLENT IB PVC DeckShield product that we installed on many roof decks with great success! Sure many companies make coating that will work with TPO, PVC, Rubber, etc. WOULD 1 POLYISOCYNURATE BOARD BE A SUITABLE UNDERLAY FOY 0.06 TPO ROOF AND WOULD YOU RECOMMEND MECHANICAL FASTENING OR IS THERE A SUITABLE ADHESIVE. I told this to the guy the workers report to and he said that would not of been used, that they dont use 1 sided foil insulation and an inspector would have the roof redone if that was the case. UV is a problem for TPO. When we purchased the home it already had white TPO roofing material. Popular rubbers used in TPO manufacturing include ethylene-propylene rubber and EPDM. The Ultimate Guide to TPO Roofing - Christian Brothers Roofing Now the warranty on it is only 10 years, but it should last at least 30, with proper installation and if you dont abuse it (meaning you dont go out of your way to puncture it). We live in Albuquerque, NM. You can also purchase rolls from commercial and residential roofing companies. The current formulation for TPO is only about 12 years old That is a descision you and the school need tot make. TPO (thermoplastic polyolefin) is a single-ply white membrane used in both commercial and residential roofing. A roofer recommended a TPO and it will be installed over the existing shingles one. He also served as an infantry paratrooper in the 82nd Airborne Division and attended Cornell University. Every commercial roofer on the planet seems to specialize in TPO these days. Repair as needed. 1) Ballasted solar mounts, are held in place by weight of the ballast. Roof punctures, tears, or open roof seams can be fixed using third-party roof repair tape. I highly advise against painting ROOF surface! General contractor neighbor suggested I use Vulkem. It is a plastic like product after all, save this product for commercial/ industrial applications. General: See this in-depth generalarticle about various roof systems. Take a hands-on-course or virtual CARE class to optimize your skillset and business offering. Material consistency during the production of TPO sheets is relatively hard to maintain. Best to use 2-part adhesive foam to attach insulation to roof substrate, and then glue TPO over ISO this way there are not screws under TPO, minimizing punctures from underneath. Im thinking of installing a TPO roof and i live at a high altitude (7000-ft) in New Mexico where the UV radiation is intense. How big is the roof? One of the roofer bids proposed tpo roof that will be installed over the gravel. Hi, Also there is no smell that you would get from a solvent-based adhesive. And just because we dont list a manufacturer here doesnt mean they dont make high quality TPO. 2023 TPO Roofing Cost, Installation, Pros & Cons This is only an example and other products and brands may be different. TPO Roofing 101: Is It Right for Residential Properties? Learn new skills or hone your business strategies. Just a few years ago (about 5) a study was performed in los vegas I believe, where the weather is dry and hot. Roofer Quote I am removing the old roof around the edges and I am also removing it anywhere feels soft. It makes your roofing long lasting and eye-catching as well. When a building owner asks you if they need a commercial roof repair or replacement, your assessment of the roof's condition hinges on a few key areas. Thanks. But that is also not designed for 2:12 pitch, and TPO or PVC will not be of any help once you put multiple holes in it. Weve overseen maintenance and leak repair programs for quite a few TPO roofs. A cover board is often needed over the insulation to provide a smooth, hard surface for the membrane to adhere to. I was planning to have one installed by Roof Master, but right now, I think Ill reconsider sticking with metal roofs. The spec will be generic (not customized for your roof) but it will be better than nothing. While the exact price will depend on several factors, such as TPO variation, size, roof condition, and installation method, you can expect to pay between $3.50 and $9.50 per square foot. DeckShield is made for foot traffic / grills / patio furniture and to provide excellent water tightness. GAF analyzed membrane samples from roofs across the US and studied thickness over scrim, surface cracking, and the ability to repair aging TPO membranes. Here are the top reasons why so many home and business owners choose to install TPO membranes on their flat roofs. Also you can use tennis balls place them on the feet of your furniture. Rubber Roofing Explained: Cost, Types, Pros, and Cons Direct contact with modified bitumen will in short time damage TPO / PVC / EPDM membranes, both physically (rubbing against granules) and chemically (asphalt/bitumen with damage the single ply material). TPO's long-term heat, UV, and natural fungal resistance, plus flexibility without need for plasticizers also make TPO a reliable low-slope roofing system. Reason for my asking is because TPO has been around much longer than 10 years. Any thoughts/, John Im not sure what cause membrane to delaminate from insulation Maybe it was that way before the hurricane. We were not particularly satisfied by the reliability of TPO, and we continued to specify PVC and EPDM roofs for our clients. These two consummate roofing pros bring three important tools to every job: experience, ingenuity, and a sense of humor. Fixr.com | TPO Roofing: Pros, Cons, and Cost A few years back, there was a big talk about it in the industry, when MRCA published a report that TPO does not stand up well to heat / sun. They said i should put the tpo over the shingles because the slope of the roof is too flat for shingles. Both available on theUpCodeswebsite. Most of the TPO roofing information that you find on the internet was written by a roofing contractor who is trying to sell you a TPO roof. This single-ply roofing membrane has been on the market for well over two decades but is still relatively new compared to other common roofing materials. Usually there is a base board attached to wall of a house, and then sleepers are attached to base board with metal L brackets. This goes for repairing items not even covered by the warranty, such as roof membrane punctures made by careless HVAC mechanics, for example. Flat Roof Materials & Installation Costs 2023: PVC, vs. TPO, EPDM Especially that your roof is residential, GAF would likely say that their product is not made for residential or the warranty doesnt cover it even if you had a claim. You've probably seen one before; it's a bright, white roof that can't be missed. The roof has been easy to clean with Simple Green. We need to decide fast, since the winter is approaching. Yes, you can walk on TPO roofing, but it is important to take precautions to avoid damaging the membrane. Each of these types of roofing comes with distinct benefits, drawbacks, and costs. We and our partners use cookies to Store and/or access information on a device. Yes single plys are well known for sweating, see it all the time. Their sales team is simply that good. Its often used as a pond liner. Also, do not rush the job, do research, have realistic expectations for the time-table, prepare your home, your finances, and your contractor. It has several leaks. I inspected one and it seemed pretty solid. I have a 5/12 pitch coming down from the peak/ridge sloping down gradulaly to the last 8ft to edge of roof is about 2/12 pitch. Estimated 1500 s.f. This demand is due to the savings on energy that a white roof membrane can provide by reducing building cooling expenses. Using your heat welder, fuse the edges of your TPO patch to the existing layer. You dont want to patch holes every 6 months. open up the top layer of the felt with two knife cuts Carrie, I believe most TPO brands should be find with standing snow, assuming the following: 1) Seams are properly welded, so the roof would not leak under snow (there will be melting down below, between snow and roof. GAF | TPO Roofing Systems Over shingles one area and over a metal roof on other parts. However, it will provide access to fix any wood damages beneath. Is there anything we glue on top of tpo, such as shingles or rolled roofing, to make it look more consistent with the rest of our roof? Leaving old rubber in place will cause sweating under TPO, which is not good. Inside, we had leaks where wall meets ceiling in several places, and we were told this was because of penetrations in TPO due to incorrect solar install. @media(min-width:0px){#div-gpt-ad-roofonline_com-netboard-2-0-asloaded{max-width:250px!important;max-height:250px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'roofonline_com-netboard-2','ezslot_20',887,'0','0'])};__ez_fad_position('div-gpt-ad-roofonline_com-netboard-2-0'); The main chemical component in a TPO roof membrane ispropylene ethylene copolymer. This membrane is composed of three layers: 2. polyester-reinforced fabric center (scrim). This means than no old TPO roofing gets removed from a roof, recycled, and used to make new TPO membranes. I also have 4-8 inches of dirt that helps with the insulation of the house. electric power. If I had a flat roof, I wouldnt use anything other than a white EPDM. TPO itself stands for thermoplastic polyolefin, which comprises two of the three layers: This roofing material is extremely thin, despite its three-layer construction. It had several leaks last winter, so we decided to install a new TPO is probably not hot-climate enough for the area. I noticed your question on TPO being used in New Mexico. Ridge Board vs Ridge Beam: Whats the Difference? The contractor installed tpo as he indicated it was the best option due the roof being flat (1:2.5). We have several drains in place. Before purchasing a TPO membrane for your home or commercial building, carefully consider all the pros and cons of TPO roofing. In any case, its an easy fix, if you so desire to do put a few screws + barbed plates through the membrane, and weld a patch on top, that would cover the plate by at lease 3 inches. Passive Houses and even Net Zero Energy Buildings have already been implemented and tested [2,3]. Also I know Joel Stanley (president of AP) personally. Supposed to last around ten years or similar. Or can you provide a statement that I can give engineers that state that this product was not designed for this? More customers were willing to pay for a roof replacement instead of trying to keep their old roof going as long as possible. PS your roofer is either an idiot, or doesnt care, if he knew about the solar and did not have a solution. You can also look at FiberTite their material is thinner than average, yet (supposedly) more puncture resistant due to fiberglass reinforcement. In planning the garage trusses, I was wondering if you had data on the load of the roofing material (Per SQFT), including the insulation panels. First, we use a heat-seamed membranealmost always TPO (thermoplastic polyolefin)because the joints don't require regular resealing, unlike the glued joints of . The old BUR roof was removed and the TPO was installed over the existing fiber board. An example of data being processed may be a unique identifier stored in a cookie. What is TPO? I installed the first TPO roof in North America so I have about 34 years experience with the Tpo Installing TPO single ply membrane roofing is widely considered to be a cost effective way to improve your buildings energy efficiency. If things change since then, then you are probably safe but for me it is still too early to take a chance with that type of membrane cause repairs are not very cheap and easy. Call them and ask about it. I dont know what to do to make it more pleasing to the eye. There are issues with foreign labor here, but I dont think it would be inappropriate to bring a consultant from the States, to show my roofing crew how a particular single ply roof is installed. Was it installed to code (R-Value)? TPO manufacturers change formulation to lower the manufacturing costs so you never knownwhat you get. I have a low pitch cover (2:12) I would like to put over our back deck. DensDeck is very hard, and will not break when you walk on the roof later. is there a special TPO fastener available or should fasteners be fixed to the roof with the tpo used to seal around the fastener??? It depends on manufacturer of course many TPO makers only offer 6 wide round flashing. If you do, you will never be able to install patches / do repairs, without scraping off the paint. posted on Apr 26, 2021 TPO, or thermoplastic polyolefin, is single-ply membrane roofing. Stay away from acrylic its not really for waterproofing. ( as it is higher above the stucco stops) the walls go up another 6 feet there. Almost every commercial roofing company in the country will have experience with TPO roofing and offer TPO roofing installation as one of their services. specifically where it comes up vertical parapet walls?
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