By Scott Plumptree
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February 25, 2023
You’ve heard it said that metal roofs last forever, and you were wondering – could this literally be true? Entering the ambiguity of how long a metal roof in Ontario can last without needing to be replaced requires a little research. Can residents of Ontario really expect their metal roof to last for decades, or is there a shelf life for metal roofs here? When will you have to replace it? What is the process for doing so? By the time your read this comprehensive guide to the longevity of metal roofs in Ontario, you’ll have all of the information that you need to make a well-informed decision on whether to choose a metal roof for your home. We’ll try to answer these questions and more, so stick around to gain a thorough understanding of metal roofing in Ontario. Quick Answer to Key Question Most metal roofs, when taken care of properly, have an estimated life span of 40 years or more in Ontario. Regular inspection and maintenance are recommended to maximize the lifespan of a metal roof in this region. What is a Metal Roof? A metal roof is a roofing solution that consists of large sheets of metal laid down in overlapping panels and secured to the roof deck. Its popularity has increased significantly in the past few decades due to its long lifespan, low maintenance requirements, and energy efficiency. It is also environmentally friendly since it usually contains some recycled content and is often 100% recyclable. This type of roofing provides superior protection against weather events such as hail, heavy rains, snow, high wind speeds, fire, and ice damage compared to traditional asphalt shingles. In terms of insulation, metal roofs provide great thermal qualities and can even be painted with specialty coatings to further increase their reflective properties. On one hand, critics argue that the initial cost of a metal roof is much higher than for other materials like asphalt shingles or wood shakes. Also, the installation process is more complicated than with other types of roofing and requires specialized equipment and knowledge to get it done right. Additionally, every 20-30 years you may need to replace any screws used during installation as they might corrode over time from weather exposure. On the other hand, proponents of metal roofs point out that they provide intense durability; they can last up to 50 years or longer with minimal maintenance when installed properly. Furthermore, they are totally resistant to rot and insect damage since there are no gaps between the panels that can attract pests or serve as route for water intrusion. Finally, many types of metal roofs come with multiple warranties depending on the manufacturer which cover all labor expenses if something where to go wrong during installation or through normal use during the warranty period. Considering all these pros and cons should help inform homeowners when deciding if a metal roof is necessary for their home or building in Ontario. The next section will look at different types of metal roofing materials available in this area and discuss their advantages and disadvantages. According to the Roofers Union of Canada, metal roofs will typically last 40 to 70 years in Ontario. Metal roofs that are properly installed and maintained with annual checkups can last up to 50 years longer than cedar shakes, while asphalt shingles may require replacement after 20-25 years. A study published by the Canadian Construction Materials Centre found that metal roofs installed in Ontario can be expected to perform for 40 to 70 years. The Different Types of Metal Roofing Materials The range of metal roofing materials available to property owners in Ontario can be overwhelming. While metal roofing offers undeniable advantages — high durability, fire resistance, energy efficiency and a long lifespan — there are several types of material options to choose from when looking to have one installed. Each type has its own advantages, making it important for homeowners to research and choose the one that best suits their needs. The most popular metal roof materials include aluminum, copper, steel and zinc. Aluminum roofs are lightweight and durable, typically lasting between 50 and 60 years with proper maintenance. They are also very reflective and energy efficient, providing good insulation for your home’s interior. Copper is much more expensive than aluminum but offers exceptional longevity; it can last more than 100 years if properly cared for. Steel is one of the most durable materials on the market, providing a lifespan of up to 70 years, but it’s also heavier than other metals, so you may need additional structural support for installing a steel roof. Zinc is a rare choice as it has an unusually high cost and requires a specific installation method; however, it’s incredibly resistant to corrosion and can last up to 80 or even 100 years if maintained properly. When considering which material is best suited for your metal roof installation, it’s important to consider factors such as cost, weight, fire resistance and concealment level before deciding which option is right for you. It may seem like a daunting task at first but choosing wisely will reduce the likelihood of future repairs and help extend the life expectancy of your metal roof so that it can withstand decades of harsh Ontario weather. Now that we've discussed the different types of metal roofing materials available in Ontario let's take a closer look at how their respective longevity plays into the overall process of selecting and installing a metal roof – after all this is integral in determining how long your metal roof will last – in the next section: Metal Roofs in Ontario: Longevity and Durability. Metal Roofs in Ontario: Longevity and Durability When considering the longevity and durability of metal roofs in Ontario, multiple factors must be taken into consideration. Different climates will require different types of metal roofing materials, due to their varying resistance to thermal movement and ability to stand up against extreme weather conditions. Additionally, the amount of maintenance required for a metal roof also contributes significantly to its overall lifespan. Generally speaking, metal roofs installed in areas with moderate temperatures, like those found in much of Ontario, will last for decades with minimal maintenance. The typical lifespan of a low-maintenance metal roof start at 25 to 50 years and can even reach a life expectancy of 70 – 80 years when properly cared for. As well, research shows that a majority of metal roof warranties in the Ontario market are lower than 50 years. On one side of the argument, proponents point out that metal roofs require low maintenance and provide outstanding durability while other traditional roofing materials must be replaced much more often. Furthermore, due to their longer lifespans, metal roofs naturally offer better return on investment compared to other roofing materials - offering an exceptional value with an above-average lifespan and superior weatherproofing. However, detractors of this type of roofing argue that metal roof installation costs can be higher than some popular alternative roofing materials and their rigid nature may make them vulnerable to substantial damage if impacted by hailstones or by falling tree limbs or branches. Also, although many factors affect how long a metal roof will last in Ontario, it is still difficult to estimate its exact lifespan as weather and maintenance requirements differ from area to area. Overall, when weighing the pros and cons between options for residential roofing, there are many advantages associated with choosing a metal one over a traditional one. After reviewing the longevity and durability of metal roofs in Ontario, it comes as no surprise that this type of residential roofing option has become increasingly popular across the country. Next up is section about: "Durability of Metal Roofs in Different Canadian Climates". In this section we will explore how climate influences the performance and longevity of different types of metal roofs used throughout Canada. Durability of Metal Roofs in Different Canadian Climates When it comes to the question of how long does a metal roof last in Ontario and other Canadian climates, one of the factors that plays an important role is durability. Metal roofs are known for their ability to withstand all kinds of weather, so they can be considered a fairly durable option when it comes to roofing materials. The most commonly used metals for roofing in Canada are copper, aluminum, and steel, all of which have been tested extensively and found to be durable in extreme climatic conditions. Copper has a natural resistance to corrosion and retains its structural integrity even after many years exposed to harsh temperatures, moisture, hail and ice. Aluminum offers great protection against water damage, while steel provides excellent strength in areas with high winds. These metals also resist fire damage better than other roofing materials such as wood or asphalt shingles. While metal roofs offer great durability and protection from the elements, there are some drawbacks associated with them in extreme climates such as those found in Canada. In hot sunny climates, metal roofs tend to heat up quickly and aren’t recommended for homes without adequate insulation. In addition, there are concerns over the safety of metal roofs during lighting storms due to their conductive properties. This can potentially lead to issues such as shock hazards if lightning strikes your home. Furthermore, while they may hold up well against heavy rain or snowfall in short durations, long-term exposure to these elements can corrode and weaken metals over time. So while metal roofs provide excellent durability in a wide range of climates, particular caution should be taken in extreme cold or hot climates where they may not be suitable or require additional insulation or protection measures. Moving forward we will investigate further into how metal roofs interact with the Canadian environment and what the best practices are for installing them properly. Metal Roofs and the Canadian Environment Metal roofing has become increasingly popular throughout Canada due to its ability to stand up against some of the harshest environmental conditions. Metal roofing can survive strong winds, heavy snowfall, and extreme temperatures – all of which are common in Ontario. Metal roofs can also be coated or painted with specially designed reflective coatings that help reduce the amount of heat absorbed, resulting in energy savings. Furthermore, metal roofs are environmentally friendly as they can be recycled at the end of their life span which makes them a sustainable option. However, there is some debate over whether metal roofs should be installed in areas with expansive temperature fluctuations like Ontario. As temperatures rise, metal roofs absorb and hold more heat making buildings hotter, requiring air conditioners to work harder for cooling. In winter climates, this heat absorption assists in snow melt and keeping buildings warm but there is a concern that the intense heat absorption could eventually lead to buckling or warping from extreme temperatures. In addition to this debate there are restrictions around the installation of metal roofs in places like Ontario where wildfires occur. Most local building authorities require untreated metal products to have certifications before installation to prevent potential fire hazards from sparks or embers during these events. When managed properly, metal roofs can be an excellent choice for surviving Canada’s diverse climatic conditions and serve as an eco-friendly option at the end of their life span. But until further research is done on building environments with expansive temperature fluctuations like Ontario, there is some debate over how long a metal roof will last given these changing conditions. Now that we've discussed how Canadian climate impacts metal roofing let's explore how maintenance is key to getting the most out of your metal roof: Next we'll discuss "Metal Roof Maintenance in Ontario". Metal Roof Maintenance in Ontario When considering metal roofing for a home in Ontario, one of the most important factors is how much over time maintenance costs for the roof system. While metal roofs are known for their impressive longevity and durability, just like any other roof, it will require maintenance to ensure it stays in proper working condition for many years. Property owners should consider how often metal roofing needs to be inspected and how cost-effective any necessary repairs might be before deciding on this type of roof system. On the plus side, metal roofing requires less upkeep compared to other types of roofing systems. It's highly resistant to elements like wind, rain, severe weather conditions, and pests that can cause damage to other types of roofs. Also, metal doesn't absorb as much heat as other materials so it will stay cooler in the summertime than other roofs. Once installed, a metal roof should last between 30 - 50 years before needing a full replacement – much longer than traditional shingle roofs which typically last around 15-25 years. However, with metal roofs there are certain factors that Northwest Territories property owners should be aware of when it comes to maintenance costs. Metal is still vulnerable to rusting over time and regular inspection is necessary to check if corrosion is taking place or if flashing has become loose due to severe weather conditions or age. Also since aluminum and steel have different thermal expansion rates, extreme temperatures can cause them expand or contract differently and create stress cracks which will need to be repaired right away. In summary, while a metal roof may not require as much upkeep or inspections as other types of roofs, proper inspection and annual maintenance is still necessary in order to keep the roofing system functioning correctly over time and prolong its lifespan. Now that we have discussed the maintenance requirements of a metal roof in Ontario its now important to consider cost of materials and installation when making a decision on what kind of roofing system is best for your home or building. The next section will cover “Metal Roof Costs in Ontario” in more detail. Metal Roof Costs in Ontario The cost of a metal roof for an average house in Ontario will vary depending on several factors, including size of the roof, material selection and installation costs. Generally, the cost of a new metal roof is higher than asphalt shingles but will last significantly longer and requires less maintenance. While the upfront cost may be higher, metal roofs are beneficial in the long run due to their longevity and require fewer repairs over time. On average, it cost anywhere between $10.50 to $15.00 per square foot (or $1050 -$1500 per square) for a professionally installed metal roof. This includes removal of the old material and disposal, new sheathing to increase the longevity of the metal roof and proper installation with fasteners and sealants as required. For additional protection from elements such as rain, snow, ice and wind, consider adding additional features such as underlayment which can add up to an additional 10% - 15% onto the total cost. In comparison to other roofing materials like asphalt shingles or wood products, the initial installation cost for metal roofs can sometimes seem expensive; however, because a metal roof is far more durable it can end up saving you money in the long term should you plan on living in your home for an extended period of time. Consideration must be given to how soon one plans to sell their home in order get an accurate return on investment - when selling soon after installation, savings may not be as greater as if planning to stay longer. To conclude this section regarding metal roof costs in Ontario it’s important to consider both sides of the argument – while there is a higher upfront cost associated with installing a metal roof compared to other materials they prove their superior value over time by offering far greater longevity and strength that other products do not possess.. This concludes our discussion about costs associated with investing in a metal roof in Ontario. In our next section we'll discuss our conclusion on this entire topic. Conclusion The lifespan of a metal roof in Ontario will depend on several factors, including the type of materials and construction used, the location of the roof, and how it is maintained. Generally speaking, a metal roof can last anywhere from 25 to 50 years with proper maintenance. While metal roofing can be expensive upfront, its longevity and durability make it an ideal option for homeowners seeking a long-term solution. In terms of environmental considerations, metal roofing can be an eco-friendly option because most metals are recyclable and require much less energy to produce than other conventional types of roofing materials. It is also important to note that metal roofs are fire-resistant and resistant to pests such as termites. Metal roofs come in a variety of finishes and styles, making it easy for homeowners to customize their roofs according to their aesthetic tastes or budget. While some may argue that other roofing materials such as asphalt shingles offer better insulation properties and cost less upfront, metal roofs still remain a popular choice due to their long lifespans and overall affordability over time. Ultimately, deciding between different types of roofing materials comes down to personal preference and individual needs. Regardless of which type of material you choose, taking precautions like installing quality underlayment and keeping up with regular maintenance will help maximize the lifespan of your roof. Top Points to Remember Metal roofs offer a longer lifespan than many other traditional materials, with an expected life of 25-50 years. They are a great eco-friendly option because they are recyclable and require less energy to produce. Different finishes and styles of metal roofs cater to different aesthetic tastes and budgets. For any material, good underlayment installation and regular maintenance will help maintain the roof quality over time. Ultimately, the choice of material depends on personal preference and individual needs. Answers to Commonly Asked Questions What maintenance should be done to ensure maximum longevity for a metal roof in Ontario? One of the most important ways to ensure maximum longevity for a metal roof in Ontario is to prioritize maintenance. Generally, this consists of regular inspections and cleaning to remove dirt, leaves, and other debris that can accumulate on the roof - especially in shaded or sheltered areas. In addition, any signs of rust should be addressed promptly to prevent further damage. The metal roof should also be checked regularly for loose fasteners or broken panels and any necessary repairs should be done by a qualified professional as soon as possible. Proper ventilation is also essential; install vents at the ridge of the roof, at the eave overhang soffits, and around dormer spaces to help promote airflow and reduce internal temperatures. Finally, coating the surface with an appropriate paint or sealant can help protect it from weathering, UV damage, and corrosion. What factors can affect the lifespan of a metal roof in Ontario? There are several factors that can affect the lifespan of a metal roof in Ontario. First, environmental conditions play an important role. Wind, snow and rain, as well as exposure to UV radiation from the sun can all cause metal roofs to wear down and corrode over time. Thermal expansion and contraction cycles due to sudden changes in temperature can also lead to weakened joints and fasteners, increasing the likelihood of failure. Furthermore, high levels of humidity or pollutants in the air can accelerate corrosion. Secondly, the quality of materials used for installation has a bearing on the durability of a metal roof. Low-grade components may not be able to take the strain of Ontario's climate and eventually fail. Maintenance is also key for ensuring a long life for metal roofs. Repairing minor problems quickly before they escalate into major issues can help ensure the longevity of your metal roof. Finally, proper ventilation is essential for preventing moisture buildup that could lead to rot or rust. All these considerations must be taken into account when considering how long a metal roof will last in Ontario. What types of metal roofing materials are best for Ontario climates? When looking for the best roofing material for an Ontario climate, it's important to keep in mind that metal roofing can provide superior durability and energy efficiency. Metal roofs have a long shelf life and are able to handle extreme temperatures, making them ideal for Ontario’s varied continental climate. The most popular metal roofing materials used in Ontario are steel, aluminum and copper. Steel is resistant to scratching and denting, making it long-lasting and relatively inexpensive. Aluminum is lightweight and also offers superior protection against scratching, rusting, and denting - plus, it is considered one of the most eco-friendly metals on the market because it requires very little maintenance. Copper is the most expensive option but offers unique aesthetics due to its beautiful patina. In conclusion, all three metal roofing materials—steel, aluminum, and copper—are good choices for a Ontario climate due to their long life span, durability in extreme temperatures, affordability and flexibility. To ensure that you get the most out of your metal roof, be sure to consult a professional contractor who can work with you to select the best metal roofing system for your home’s specific needs.