This allows for panels to expand and contract freely when the metal heats up. ft.: 240 to 300 lbs. After this, the metal roof can be installed. Over an asphalt roof? There are a couple of additional considerations with the direct attachment approach. There are two primary methods implemented when installing metal roofing over shingles. 904-530-1446, 3500 Beachwood Court, Suite 207, Jacksonville, FL 32224. Mark Young, a veteran in the industry, founded Prime Roofing to help homeowners get their roof replaced in a simple, organized, and stress-free manner. This approach does add some weight to the roofing system, so its essential to determine if the structure can support the additional weight. In this post, well look at the ins and outs of putting metal roofing over shingles, as well as the advantages of this form of roof installation and the dangers to avoid. Do it yourself? 
ft.: $30 to $85 All of the benefits of metal roofing apply whether installed on their own or over shingle roofing. Metal roofing typically requires a more significant up-front cost than new shingles, but metal roofing can last 50+ years with minimal maintenance. I had a leak in my roof due to a branch that fell and did some damage. Cool outside air then travels under the shingles to the vented ridge (Detail 2), pulling out moisture and heat. Customer service, scheduling, and communication were a complete url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/sybil-bowen-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/kenny-castellano-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/mark-anthony-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/nat-adderley-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/linda-bissell-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/susan-tarrant-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/maria-e-fiol-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/john-obrien-min.png'), url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/lorraine-concilio-min.png, url('https://www.affordableroofingflorida.com/wp-content/uploads/2021/11/ashley-mabry-min.png'). ft.: $300 to $550 To learn more about our installation process for metal roofing, Tampa residents can contact Affordable Roofing Systems at (813) 542 8462. Consequently, if using pressure-treated lumber for furring applications, a barrier of #30 felt or synthetic underlayment should be used between the wood framing and metal panels. Asphalt Shingle Roof | Remember, while it can be done, I wouldnt recommend it. Wind resistance: 80 mph Resistance to hail damage: Excellent 8 Things to Consider When Selecting the Gauge for Metal Roof and Wall Panels, Pros and Cons of Metal Roof Insulation Options, Metal Roofing: Dead Valley Projects and Warranties, Join our blog subscribers and get the latest news, How to Install Metal Roofing Over Shingles, Specialty Panels - Shingles/Tiles/Stone Coated, Standing Seam - Insulated Metal Roof Panel, check out this white paper by the Metal Construction Association, Tired of Replacing Your Shingle Roof? For most Americans, the attic is nothing more than an extra storage space for old, The gutter system is designed to direct rainwater through the downspout to a destination away, What are Gable Roofs? Lets begin. Metal roofing offers building owners a way out of the shingle replacement cycle. A steel roof is expensive, but if it lasts the life of your home, it might be worth it. Because we want you to have all the important information about such a big decision, we're going to break it down for you. Such problems include: Once these issues have been resolved, installation can begin. A metal roof can be installed over a shingle roof, but youll need to make sure the plywood under your shingle roof is in good enough shape to handle a new metal roof over top. To vent the roof, holes are cut in the old roof above the soffit, which pulls air through the soffit vents underneath.
Customer service, scheduling, and communication were a complete disaster.
Copyright 2021 Affordable Roofing Systems. Because these leaks come from two different parts of two different roofs, they will be very hard to track and find. While metal roofing is not suited for many homes since it is renowned for being loud during rainy seasons, it does have various advantages over ordinary asphalt shingles. One option is to leave the asphalt shingles alone. Here is an actual metal roofing installation projectby Prime Roofing. So, you want to upgrade your current asphalt roof to a new metal roof, but you're on a tight budget. Innovations in metal roofing technology have significantly enhanced the performance of metal roofs. Some advantages include: With proper care, metal roofs will last much longer than shingle roofs. If your contractor cant test your deckings integrity or inspect for rotten boards, it could lead to a costly problem down the road. The second benefit is that it acts as a buffer between the metal roof and the shingle roof. Although, it is undoubtedly more environmentally friendly since the shingles remain in place. Before any installation, your roof will need to be checked for any major problems. 
Recover and Retrofit, This layer of protection is critical to prevent the shingles from wearing through the metal panels as they expand and contract over the roofs life. 
If you want to install a metal roof over an asphalt roof, ask your contractor about the condition of your current roof and if a metal roof-over is a good option for you. Weight per 100 sq. Removing old shingles necessitates the removal of hundreds, if not thousands, of pounds of old material. Can You Install a Metal Roof Over an Asphalt Roof? While upfront costs are higher, customers who choose a clay or concrete tile roof will enjoy the aesthetics and quality for a lifetime. When installing a metal roof over shingles there is little chance to do any direct evaluation. This leads many to ask whether or not a metal roof can simply be installed over top of a shingle roof. Need to speak to an expert? A new metal roof installed correctly over an existing shingle roof can provide many benefits. Inconsistencies in old asphalt shingles might cause the roof to be uneven. Covering your existing asphalt shingles with metal roofing might be worth the expense.
Furthermore, whereas asphalt tends to reflect the suns rays and heat up, metal roofs will deflect the suns UV rays, which can result in up to a 25% decrease in cooling expenses. I would not recommend putting a screw-down panel over a heated space such as your home or office due to its lack of expansion capability. Roof Installation | While the weight may not be enough to create difficulties, it is something to think about, especially for roofs that receive a lot of snowfall. Choosing between roof types is a tedious task for many homeowners., Prime Roofing A metal roof also adds curb appeal to a building because they come in a vast variety of styles and colors. The team at Bill Ragan Roofing has been providing the residents of Nashville with high-quality asphalt and metal roofs since 1990. Most codes now allow no more than two layers of roofing before requiring a complete tear-off.
This system avoids the cost and labor required by the furring strip approach mentioned earlier. 
Some metal roofs can withstand prolonged gusts of up to 140 miles per hour. Condensation on your metal roof can be dealt with using a moisture barrier. However, even if it happens to leak, you will still have the shingles as well.
The reason is that when most house trusses were engineered they were designed to only hold so much looking weight. Shingles are available for those who want affordable, genuine slate roofing.
In contrast, asymmetrical systems require installation in a predetermined manner (commonly left to right).
The second method involves installing a metal roof over a shingle roof with purlins or battens. No Luxury style shingles are just as heavily marketed as dimensional but are almost double the price. When you get a metal roof-over, you bypass the tear-off process of getting a new roof. The family-owned components manufacturer is headquartered in Bossier City, La., and has 13 manufacturing facilities across the United States. Common barrier products include #30 felt, synthetic underlayment, or even thin foil-faced insulation. When you work with us, youll never have to worry about your roof again. Material cost per 100 sq. To vent the roof, holes are cut in the old roof (Detail 1) above the soffit, which pulls air through the soffit vents underneath. While contractors only go as fast as is safe, they can save a lot of time by not removing the old roof. ft.: $150 to $450 This method typically involves less mess than a complete tear-off. So, the investment might be worth it, but the range of choices makes shopping for a steel roofing system more complicated than you might think. Yes, Material cost per 100 sq. Be sure that your contractor carefully inspects and addresses any existing damage to your roof or shingles before adding a new metal roof. 3500 Beachwood Court, Suite 207, Jacksonville, FL 32224 ft.: 120 to 140 lbs. Your workers have left me with really considerable knowledge of our new smoke alarm system and appliance. Once water gets under your metal panels, itll run down and across your old asphalt shingle roof. And, as you can see from the photos, if you pick a good-looking style from the many choices available, your house definitely wont look like a cattle barn. After reading this, do you still want to roof over your old asphalt roof with a metal roof? We used Affordable Roofing to replace an old roof and from beginning to finish we were completely satisfied.
Shingles are rarely recycled, and because waste disposal companies and landfills receive so many shingles, they often charge a large fee to accept them.
Quality of materials, workmanship, and price are great.
Second, the frame creates a flat and straight surface even when the shingles are badly curled or the roof ridge is bowed. Quality, service and performance have been the cornerstone of McElroy Metals business philosophy and have contributed to the success of the company through the years. This makes it a perfect material to be installed right on top of an existing shingle roof. Please contact us. It is always best to put down an underlayment and a slip sheet before installing metal roofing on plywood.
The metal is then installed on the purlins. Talk with your contractor if you are concerned about their methods. Now you know you can install a metal roof over an asphalt roof. Received 4 different quotes and they were comparable to competitors. metal roofs: standing seam vs. screw-down panel, the 9 materials included in your roof replacement. No, you do not have to tear off your shingle roof. It should still be dealt with since it can reduce the life span of your metal roof. "I recently had my roof replaced and Bill and team did an excellent job! For more on this technique, check out this white paper by the Metal Construction Association.
Shingles might be an inexpensive roofing material, but they require maintenance and frequent replacement. In contrast, steel shingles are small panels installed in horizontal rows much like other shingles. Installing metal over shingles means less mess and less work. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. ft.: $75 to $250 After all, tearing off a shingle roof to install a metal roof can incur double the costs. Once youve decided to stop the constant churn of shingle replacement and use metal panels instead, its time to determine the specific installation method you plan to use. First, its challenging to achieve Above Sheathing Ventilation (ASV) with this installation method. Thats why if youre already going to invest in a metal roof, I recommend starting from scratch with clean decking. Our attention to detail and high-quality workmanship you get a new roof that lasts for decades. The team at Bill Ragan Roofing has been replacing both asphalt and metal roofs in the Nashville area since 1990. However, that changes as you consider longer periods of time. Luckily, if this occurs it wont leak into your house as you still have the shingle roof underneath. In Florida, some municipal building codes state that you cannot have more than two layers of roofing materials on a single residential house. Topics: Conversely, many other types of standing seam panels are asymmetrical. Why wouldnt a reputable roofing contractor recommend installing a metal roof over your old asphalt roof?
Decking is the wooden boards that make up the framing of your roof. So for building owners looking to be environmentally friendly, its tough to find a more eco-friendly roofing option than metal panels. Over an asphalt roof? Save my name, email, and website in this browser for the next time I comment. Labor cost per 100 sq. of roof tear-off. This allows the new underlayment to act as a line of defense in the event that water somehow gets under the metal roof.
Lets explore the most common. We used Affordable Roofing to replace an old roof and from beginning to finish we were completely satisfied. Thats why we offer a lifetime warranty on our workmanship. What is the Best Underlayment for a Metal Roof? The thermal expansion and contraction of the metal will rub against the shingle granules and the metal will corrode from the underside. Wind resistance: 120 mph This also applies to the durability of your roof.
When using this approach, its important to remember that the copper elements in pressure-treated wood may aggressively attack metal panels. How to Install and When to Replace Roof Tarps, Do Not Sell My Personal Information CA Residents. Its your roof systems last line of defense for keeping your decking dry. Soft or unreliable plywood wont be able to hold the screws and thus your roof could come off during one of Northern Floridas famous afternoon thunderstorms. For this type of installation, a new underlayment will sometimes be installed before working on the metal roof. But is this a good idea? Second, its important to note that a barrier between the original shingles and the new metal roof is required for direct attachment projects. Installing metal roofing over existing shingles is an excellent way for contractors to help building owners maximize the longevity of their new roof while saving them money (not to mention the headaches!)
While 3-tab used to dominate the market, dimensional shingles are the most common type installed on roofs today. Well help you to choose one that will fit your homes style and your budget. The first is running new underlayment over an existing shingle roof, thus covering the old roof. Because I don't recommend it, you need to know how the two types of roofs compare to each other on important factors so you can decide which one fits your needs. The screws are screwed through the panel, which leaves no room for expansion and contraction. When you roof over your asphalt roof with a metal roof, you have to rely on the underlayment from your old roof. Your shingle roof does not reflect as much heat as metal will. If youre interested in learning more about replacing your shingle roof with metal roof panels, were here to help. First, check your local building rules to see if putting a metal roof over shingles is legal. Since 1963, McElroy Metal has served the construction industry with quality products and excellent customer service. You also learned 3 warnings about getting a metal roof-over. Located in Welaka, Florida, our company has state-of-the-art manufacturing equipment resulting in fine quality metal roofs for commercial, residential and agricultural use. ft.: $150 to $650 Without removing the asphalt shingles, you wont be able to notice any rotting or damaged areas. 2022 Bill Ragan Roofing CompanyAll Rights Reserved. Scroll down to the bottom to submit a comment and join the conversation. Yes, you can install a metal roof over existing asphalt shingles. If you dont, are you having trouble deciding between upgrading to metal or sticking with asphalt for your replacement? After some research or talking to a contractor, you've probably heard the possibility of installing a metal roof over your existing asphalt roof. They made a great job, we are 100% satisfied. Skillful roofing contractors are more practiced at evaluating your Tampa roof no matter the condition. Longevity and aesthetics aside, metal roofing is made from recycled material and is 100% recyclable at the end of its lifespan.
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