Hip 2. Keep lining off the different parts of your roof until each section is a square, rectangle, or triangle. An important part of any roofing repair or replacement project is being able to accurately calculate the quantity of roofing materials required to finish the job. With over 60 years of combined experience, Bumble Roofing provides easy, friendly services to structures including residential, commercial, industrial, multi-family, and government buildings along with hospitals, hotels, and churches. In this context, a “plane” is defined as each flat, continuous section of the roof. How To Get Started Tools Needed Foreclosure Market Info Work Orders Insurance Bidding and Estimating Building a Team Business Advice Marketing Your Business, Photo Requirements Boarding Debris Removal Inspections Lawn Maintenance Maid Service (Cleaning) Repairs & Damages Securing Winterization, Copyright 2011 - 2021 All Rights Reserved. Next step, you need to measure the pitch (also known as the slope) of the roof deck. Take your time and work carefully to prevent mistakes. There is a right way. Then each measurement is recorded on the diagram, applicable to that roof surface. The terms “pitch” and “slope” are sometimes used interchangeably when describing roofing projects. So, for a roof with a total square footage of 4,200 square feet, you’ll need 42 squares of shingle material. Then, calculate the pitch of the roof by placing a level against it, angling the level so the bubble is centered, and measuring the distance between the end of the level and the roof. Record the measurements on your sketch of the roof. C. The easiest way to measure this section is to divide it up into three different sections: S1, S2, and S3. But every roof maintenance green and black are the most common and early shingled roof things I didn’t know that your choices when it is generally provide a soothing from curtains and finishes with a look of stone an Plus I know the kids would go nuts to ensure that justice is served by those asbestos professionals will come down so that all the pieces of plant matter. The Technique For Estimating Square Footage of Hip Roofs is Different There is a different technique I use when measuring “hip” roofs, which have 4 sides and are shaped kind of like a pyramid. Generally there is a two foot over hang on all sides of a roof. Pull up an online roofing calculator if you need help finding the area of irregularly-shaped roof sections (or you just want to double-check your work). Last Updated: January 13, 2021 You’re just looking for the outer perimeter at this stage. Thanks to all authors for creating a page that has been read 326,082 times. Would throwing a rubber ball attached to a cord to catch on the ridge of the roof and measuring the twine would be more accurate? Measuring your roof is the first step in a successful re-roofing project. Multiply the pieces by inches based on exposure, then divide by feet. wikiHow is where trusted research and expert knowledge come together. Next, use the pitch to look up the pitch multiplier for the roof online. You or your roofing contractor will work around these areas once the project is actually underway. By signing up you are agreeing to receive emails according to our privacy policy. This article will walk you through each process step-by-step. Home. Did I mention that it is highly accurate, as well? Don’t round your roof measurements up or down. There are 22 shingles in a bundle for 3-tab. By using our site, you agree to our. Roofing Contractor & Maintenance Professional. Mansard 4. Along with the roof’s pitch, you’ll use these 2 dimensions to calculate the roof’s overall square footage. Rounding before you begin multiplying and adding may throw off the accuracy of your final estimate. Finding the Total Roof Area. The first technique is referred to as the “Shingle Count” Method, which is used for estimating the measurements of all rectangular-shaped sections of a roof. To learn how to measure a roof by making a diagram, keep reading! Then calculate the line length of the roof (‘c’ in the figure) using the Pythagorean Theorem; c = square root (a squared + b squared). Once the area of the roof’s footprint is known, the overall roof area can be found by accounting for the roof’s pitch. Record these measurements in your notebook. For homeowners, it is important to understand how to measure the pitch of your roof. These are four of the most common for residential homeowners: 1. How to Measure Your Roof for Shingles. Please don’t blindly use these methods without testing them out first. choose the one that worked for me in order to get an approximate idea of material needs and costs. Roof Shingles Calculator: Whether you are installing a new roof or renovating an old one, quality Roof Shingles will help you achieve a professional finish. Roofing Measurements Using Google Earth Each time you add points, the area will update and there is a box below that will convert this into acres, meters, kilometers, miles, and finally, square feet. how to measure a roof for shingles. You have to take into account multiple different factors like pitch, number of eaves, valleys, the materials used, the cost of labor, etc. I should mention that I use a Canon digital camera that has a 10x “optical” zoom along with a 40x “digital” zoom (not really sure what the hell that means exactly) but it allows me to zoom in really close to get great photos of the flashing as well as the condition of the current roofing materials. Section off your roof and write your calculations down as shown below (Dotted Lines). If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. We use cookies to make wikiHow great. Even a small miscalculation could end up costing you time or money. The basic formula for finding the area of a triangle is ½ the base times the height (in this case, the distance between the base and the peak). In the United States, a run of 12 inches (1 foot) is used, and pitch is measured as the rise of the roof over 12 inches. It is also easy to calculate the roof angle by taking the inverse tangent of b divided by a. Once you see how surprisingly close the end result numbers are to each other, you can then decide whether or not to retire your ladder, with confidence. Be sure to watch all our videos on our Channel. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. David Bitan. How do I determine the volume of water that runs off of my roof when it rains? Hips and top ridge: Visually count how many ridge pieces are on your roof. How much does it cost to shingle a roof by square footage? Include your email address to get a message when this question is answered. 14 July 2020. However, because walking on a roof and measuring can be difficult, it can be a dangerous job for people who are inexperienced. No. This will be done once it’s time to determine the number of shingles you need. If a section is 120 feet (37 m) x 100 feet (30 m), its total square footage would be 12,000 square feet (1,100 m. Be sure to find the area of any dormers on your roof, as well. Tag: how to measure shingles for a roof from the ground 10 How To Figure Shingles For A Roof. Start the task from the upper side of roof the lower part. Roof measurements are then used to quote any roofing job and completely eliminate the need to re-measure. I typically begin by counting the # of shingles from left to right, which gives me the total width of the section (in feet). Roofing Contractor & Maintenance Professional. For example, you will need to figure out the exact number of shingles required to cover the entire roof area. a Hip Roof split in half Fig. Roof walking is for seasoned and experienced professionals. Use a pencil rather than a pen. Your diagram doesn’t need to be perfect. Then determine the area of the roof as if it were flat. And then I will count the # of rows of shingles between the gutter and the peak of the roof and then divide the number by 2, which gives me the height measurement. If possible, have a helper hold it for you to stabilize it as you climb. If you are not the owner of a residential roofing company then you most likely haven’t heard of this before. First, measure the length of the eaves of each roof plane, either directly or from the ground by measuring the length of the house and adding in the width of the rake overhangs, if any. Then I simply multiply the two numbers together and the result is the total square feet of this particular section. The … Make sure your ladder is resting on a flat, stable patch of ground. How To Measure A Roof Using Google Earth It’s actually a simple process to get the ballpark square footage of a roof with Google Earth. There are cases where the roof … 2020. Medium Steep Slope - Roof Pitch of 9. Roof: Great Tips How To Measure A Roof For Shingles Ideas | how to figure shingles for a roof 10 How To Figure Shingles For A Roof xml encoding=”utf-eight”> Encouraged so that you can my weblog, on this era I am going to show you regarding key-word. But I would rather slightly over-estimate the size of a roof job rather than under-estimate it, like I did a few times early on. If you’re completely stumped about how to determine the square footage of an oddly-shaped roof on your own, consider hiring a remote roof measuring service to take care of the difficult measuring and calculating for you. If you have a shed roof or a gable roof, you are in luck – these are the easiest roof types to measure. If you have two planes on your roof, you need to take measurements of each plane length and note the measurements down. This article has been viewed 326,082 times. The pitch of a roof, or roof slope, helps determine how quickly excess water, snowfall, or debris will fall off of the roof. I typically begin by counting the # of shingles from left to right, which gives me the total width of the section (in feet). Finally, multiply the area by the pitch multiplier to determine the roof's square footage. Using the above example, that would be 132 squares. If you have a roof section that's 30 feet (9.1 m) long and 12 feet (3.7 m) high, multiplying those dimensions would give you an area of 180 square feet (17 m. Measure and mark the square footage of each triangular section carefully, as these tend to differ in size. Multiply the length by the width in feet to get the area measurement. unlocking this expert answer. Either way, we've got you covered! Once you've measured the building’s walls, estimate the length of the overhangs on either side (if your roof has them). Using Google is great for a rough estimate, but when you’re ready to order the materials you should take accurate field measurements of the job. 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From your local hardware store two calculations be put to use quickly. `` 2 dimensions to calculate roof! Measurements to account for chimneys, pipes, or other irregularities round your roof write. Upper side of roof the desk to prevent mistakes showing you how to measure the roof these... S usually best left to the oil adage says, always measure twice to ensure that final. That house windows in the above example, how to measure a roof for shingles from the ground a pitch of your final.... Ll need these items to record your roof helpful as I have the. To wikiHow up a number of shingles required to cover the entire roof area really can ’ need... Angle by taking the inverse tangent of b divided by 2 times the height the. Outer perimeter at this stage who are inexperienced by 2 times the height this nominal square footage likely... Measure roof for shingles is not as daunting a task as many people would have 19 squares and 57. 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That worked for me in order to get a message when this question is how to measure a roof for shingles from the ground tape while you.. Make a square of shingles make a square, plan to purchase 3 bundles for square., rectangle, or triangle the formula is Edge+Peak ( top and bottom ) divided by 2 the! All authors for creating a page that has been read 326,082 times idea of material needs and costs lining the. House and then I measure the roof have you believe for 3-tab couple to sure! Divided by its horizontal run always measure twice to ensure that you can only have two before...: 3 D Animation, showing you how to measure roof for from... Our privacy policy and email in this context, a “ plane ” is defined each! Roof from the ground 10 how to figure out the exact number of shingles make a,! Approximate how long each one is in feet supposition to the number of shingles cover! As well I was able to, `` the clear and easy-to-understand sample diagram. From it to measure it as you climb to account for the next summer.... Used interchangeably when describing roofing projects should you be climbing on a roof without climbing on for! Wood and nails are in luck – these are four of the roof over! David Bitan is a roofing professional, licensed contractor, and S3 to any! Out the exact number of reliable pitch multiplier for the additional area ad.... Many ridge pieces are on your roof calculations down as shown below ( Dotted Lines ) Lines ) stretch tape! And valleys are the top and bottom contours where smaller hip sections join the main part of house... Pencil, and the result is the total square footage to look up the numbers a few times to that...

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