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how do you calculate shingles for a ridge cap

by Miss Liliana Donnelly DVM Published 2 years ago Updated 2 years ago
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How do you calculate shingles for a ridge cap? Just measure the length of the ridges and hips and divide by 35 to determine how many bundles of regular or hip-and- ridge shingles you'll need. Click to see full answer .

Just measure the length of the ridges and hips and divide by 35 to determine how many bundles of regular or hip-and-ridge shingles you'll need.

Full Answer

How do I use the roofing shingle calculator?

Our calculator will help you estimate the amount of roofing shingles needed for your project, plus the cost of materials and accessories. Simply enter your roof dimensions and roof type, such as gable or hip, and approximate roof pitch.

How do you make a ridge cap roof?

The ridge cap, the course of shingles on the very ridge of the roof, can be made from available 3-tab shingles. Two simple cuts create three pieces that can be used to finish the shingle project. There are some simple techniques to follow when attempting this project.

What is a ridge cap shingle?

A ridge cap shingle is a small shingle, usually about ⅓ to ½ the size of a regular shingle, that connects two sides of a roof together. A simple example would be the roof on a standard ranch-style home. Ranch styles homes usually have a two-sided gable roof, meaning they will have two equal sides that meet at the top.

What is the size of a ridge shingle roof?

Ranging from 9-3/4” to 13-1/8” widths with lengths of 12” to 13-1/4”, the exposed ridge portion is also between 5” and 6”. The ridge shingles are installed similarly to cut 3-tab thirds and attach to the roof deck on either side of the ridge, or to plastic or metal ridge vents.

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How do I calculate how many shingles I need?

Roof surfaces are measured in “squares”. A roofing square is equal to 100 square feet of the roof. To determine the number of squares on the gable roof example in this post, divide its total of 2400 square feet by 100 (2400 ÷ 100 = 24). This means you would need 24 squares of shingles to cover that roof.

How do you figure a 3 tab shingle ridge cap?

0:305:11Estimate shingles for ridge cap - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou have a ridge cap like this. And then you'll have about five inches of exposure. And then you'llMoreYou have a ridge cap like this. And then you'll have about five inches of exposure. And then you'll have the next. One. So each one has about five inches of exposure.

How many feet does a bundle of ridge cap shingles cover?

GAF Seal-A-Ridge Charcoal Hip and Ridge Cap Roofing Shingles (25 lin. ft. per Bundle) (45-Pieces) 0850180 - The Home Depot.

How many bundles of shingles do I need calculator?

This makes it relatively easy to figure out how many shingle bundles your roof requires: simply multiply the number of roofing squares by three. If your roof's area were equivalent to about 20 roofing squares, then you would need about 60 bundles of shingles.

How much ridge does a bundle of 3-tab shingles cover?

If so, a bundle of 3-tabs used as ridge should cover nearly 30 ft if I remember correctly. Haven't used 3-tab for cap in a long time. 1/3 square of three tabs would cover 33'x 12" or 33 lineal feet. What shingles are you using that come 26/bundle???

Can you use shingles for ridge cap?

Overall, architectural shingles would work well as ridge caps since they are extremely resistant to almost every element of weather and can blend well with the other shingles of your roof. Ridge caps are one of the most important parts of the roof since it is one of the first parts of the roof that people will see.

How many feet is the hip and ridge?

Product Information. 20ft. 1. Limited to single layer application.

How many linear feet are in a bundle of GAF seal a ridge?

25 linear ft.Seal-A-Ridge AS Weathered Wood Impact-Resistant Hip and Ridge Cap Shingles (25 linear ft. per Bundle) (60-pieces)

How many shingles in a bundle of Owens Corning Oakridge?

Size 13¼" x 39⅜" Application Exposure 5⅝" Shingles per Bundle Not less than 20 Average Shingle Count per 3 Bundles 64 Average Coverage per 3 Bundles 98.4 sq.

How many bundles of shingles do I need for a ridge cap?

Just measure the length of the ridges and hips and divide by 35 to determine how many bundles of regular or hip-and-ridge shingles you'll need.

How many bundles of shingles is a square?

So, most popular shingles are sold such that three bundles are needed to cover one square of roof area.

How many squares are in a 1200 square foot roof?

For a 1200 square foot house, you will need approximately 16 squares or 48 bundles or 1392 pieces of 3-tab standard-sized shingles (12 inch by 36 inch) when overhangs is 1 feet and roof slope is 4/12.

How wide should a ridge cap be?

The most common width of a ridge cap is 7”X7” or 10”X10” and it's available with or without hems.

How do you make a ridge cap out of architectural shingles?

Place and bend the shingle over the ridge and fasten with a capped roofing nail 1” up and in from the end and edges of the end without roofing cement. Overlap successive shingles so the nail heads are covered and so that the exposed ridge shingle width is consistent along the ridge.

How many shingles are in a bundle of 3 tabs?

For traditional asphalt 3-tab roof shingles, there are 26 pieces in a bundle. Architectural shingles will have around 21 shingles per bundle for similar square footage, as they are larger than standard 3-tab shingles.

How do you install hip and ridge cap shingles?

0:081:00How to Install Ridge Cap Shingles at Hip & Ridge Intersections - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst work your way up the hip to the top from both directions. Starting with one side install ridgeMoreFirst work your way up the hip to the top from both directions. Starting with one side install ridge cap singles up the hip and over the intersection trim the shingle along the centerline.

How many nails are in a ridge cap shingle?

Ridge cap shingles have one nail per ridge face except the last, which has 2 per side. Nails are 5” to 6” in from the tab edge or end that will be exposed and an inch up from the widest part or edge of the tab cutout centerline. The distance depends on the amount of shingle left exposed.

Where to apply cement for ridge shingle?

Apply roofing cement in a ‘C’ near the tab edges to improve adhesion, especially for the first ridge shingle.

What are Architectural Shingles?

Architectural shingles are also called dimensional or laminated shingles. They are a thicker, high-quality asphalt shingle with a heavy fiberglass base mat and ceramic-coated granules embedded into water-resistant asphalt. They are designed to enhance the roof’s appearance and often look like cedar shakes or slate tiles without the weight or expense.

What is laminated shingles?

Laminated shingles are manufactured using two or more 3-tab shingles to form a multiple tab effect for a more creative roof finish. Although available in many colors, those fashioned to look like slate or cedar shakes have a limited more earthy pallet to mimic natural colors.

What is a roof cap made of?

Most shingle roofs have a ridge cap made of overlapping shingle tabs cut from roofing shingles. They wrap the ridge and cover nail heads holding the top course or row of shingles on both sides of the ridge. Roof peak shingles are also offered by some manufacturers as an alternative to those crafted onsite.

How wide is a shingle strip?

The resulting strip is between 6” and 7” wide and 36” and 40-7/8” long, and can be cut into three or four shingle pieces. The shingle pieces work well to cap the ridge or cover ridge vents.

How many sections of shingles are there?

If the shingles are 12” wide by 36” long there will be three 12” x12” ridge shingles, 13-1/4” by 39-3/8” produce three 13-1/4” x 13-1/8” sections, and 13-1/4” by 40-7/8” become 13-1/4” x 13-5/8” or 13-1/4” x 10” ridge shingles.

What is drip edge shingles?

Ridge – there are various types, some cut from 20 or 25 year shingles (standard ridge) or high profile ridge which provides stronger ridges that are further resistant to damage, stand slightly higher and look nice on your roof cap lines. However in most cases regular shingles are cut to be used as ridge.

How to calculate square feet of roof?

Step 1: Multiply 20 and 40 which equals 800. Step 2: Find the value of 7:12 from the roof slope multiplier table which is 1.16. Step 3: Multiply Step 1 and Step 2, i.e. 800 multiplied by 1.16. Step 4: The value arrived at, 928, reflects the square feet of the roof. Example calculation:

What is the slope of a roof?

What is the slope or pitch of a roof? The slope/pitch of the roof is the incline of the roof expressed as a ratio of the vertical rise to the horizontal run. This ratio is expressed as inches per foot. So a a roof that rises 4 inches in 1 foot or in 12 inches is called a 4/12 pitch or slope.

Where is the starter shingle?

Starter Shingle – is the shingle at the ‘bottom edge’ of the roof with the exposure portion trimmed off, leaving just the self-seal strip and top lap. They are fastened along the eaves edges to seal down the first course of shingles and provide coverage material beneath the tab cutouts just like the top lap of each successive course.

Which roof will generate no waste from cutting?

The only roof that will generate no waste from cutting is a simple gable roof whose length is divisible by the 3-ft. length of a shingle.

Do you need shingles for a square foot roof?

The first thing to know is that if you order shingles based solely on the Squares or Square foot area of the roof, you won’t have enough. You will need shingles for starter courses along the eaves and at some rakes, and you will need shingles to cap hips and ridges.

What Is A Bundle Of Shingles

A bundle of shingles is one package of shingles. Shingle manufacturers will package their bundles so that several usually 3 or 4 will add up to 100 square feet. A bundle of shingles will contain anywhere from 15 to 29 shingles, depending on the type and size.

Need A Rooferget 4 Free Quotes From Local Pros

Below, there is a simple triangle, and the math used to work out how to make a proper measurement. Once you work through the basic triangle, we will review a typical roof, and how to apply some simple math to calculate how much material you will need for a roof used in our hypothetical example.

How Many Roofing Shingles Do I Need

To estimate how much roofing material you need, such as bundles of architectural shingles or rolls of synthetic roofing underlayment, you need to know the total square footage of your roofs surface.

How Many Nails Required

After you are done calculating the total square footage, you need to determine the number of nails you will need.

Plan For Waste Factor

The only roof that will generate no waste from cutting is that rare simple gable whose roof length is divisible by the 3-ft. length of a shingle. Other simple gable roofs will require cut shingles at the rakes. From there, the waste factor increases with every obstruction, such as a chimney, and with every hip or valley.

How To Lay Shingles

Many people wonder how to lay shingles on the roof, but in their majority, home owners pay contractors thousands of dollars for a job that is not difficult to do. If you consider working on this project on your own, here is a set of instructions on how to lay shingles.

Find Out What Size Dumpster You Need For A Roof Tear Off

Tearing off a roof is a work intensive process, and it requires a lot of planning. Milwaukee Dumpster Rental offers roofers and homeowners alike reduced pricing for dumpsters used to dispose of asphalt shingles and roofing materials. We’ll help you figure out what size dumpster you’ll need for your roofing tear off.

How to Make Ridge Cap Shingles from Architectural Shingles And Should You?

Architectural shingles are one of the best roofing materials for your home. Although they are all made from a mixture of fiberglass and asphalt, architectural shingles are different from dimensional or three tab shingles in texture, weight, thickness, and profile.

What Is a Ridge Cap Shingle?

A ridge cap shingle is a small shingle, usually about ⅓ to ½ the size of a regular shingle, that connects two sides of a roof together. A simple example would be the roof on a standard ranch-style home. Ranch styles homes usually have a two-sided gable roof, meaning they will have two equal sides that meet at the top.

Why Making Ridge Cap Shingles From Architectural Shingles Is Not a Good Idea

Ridge cap shingles are traditionally made by dissecting a three tab shingle into three sections. Three tab shingles are already notched in these locations and perfectly flat, making them perfect for the job.

How Do I Make a Ridge Cap Shingle For an Architectural Roof?

You will normally have two options for a ridge cap shingle. As mentioned previously, you can either make them a three tab shingle, or you can purchase matching ridge caps for your particular architectural shingles. If the color of your shingles is fairly common, you can probably use a three tab shingle in the same color.

What Is a Ridge Vent?

A ridge vent is an air permeable material that separates the ridge of the roof from the ridge cap shingles. As described earlier, roofs are required to have some form of ventilation to prevent the build-up of heat. The ventilation usually comes in the form of a gable vent, or the ridge vent working in coordination with the soffit vents.

Why do they sell separate ridge shingles?

Because they just don’t look as nice as they could. They sell separate ridge shingles to match your architectural shingles . Please Note: I used architectural shingles on this roof. That means the lower, visible part of the shingle has 2 layers. That wasn’t ideal for making my own Ridge Shingles in the recommended way.

Where to lay tar strip on shingles?

So, if your strongest winds come from the north, and the ridge generally runs north – south, nail at the north side and lay the tar strip on the shing le on the south side. But, if your strongest winds come from the north and the ridge generally runs west east, ...

What do roofers use to fix a bent shingle?

When roofers fix bent or curling shingles, they use roofing cement and ROOFING NAILS to hold the shing le in place

How to hide nail heads on a roof?

You can hide the nail heads with a dab of roofing cement and a pinch of shingle granules.

Is it hard to install a shingle on a roof?

Installing the last shingle on the ridge cap of a roof isn’t hard. This video shows exactly how to cut the last shingle, use roofing cement, nail the last shingle on the ridge cap, then hide those nails. You can see me do that in the video below.

Can you cut a 3 tab shingle into 3 ridge caps?

Architectural shingles aren’t great for making your own hip and ridge shingles. I wouldn’t recommend doing this on a house. Because they just don’t look as nice as they could.

Can You Make Ridge Cap Shingles From Architectural Shingles?

You can use Store-Bought Hip & Ridge Shingles OR make your own. You can cut 1 regular 3-tab shingle into 3 Ridge Cap Shingles. This super short YouTube video shows you how to cut 3-tab shingles.

What is a roof shingle calculator?from myrooff.com

The roof shingle calculator is a free estimator that serves a useful purpose during any roof repair or replacement project. Once you enter the basic roof dimensions and enter the type of roof, you will get a very accurate result telling you exactly the amount of shingles that are required to cover your new roof.

How much does a shingle cost?from roofcalc.org

For example, in Boston, MA the cost for Benchmark Architectural Shingles is about $80/square. However in the Mid-West, the same product costs about $67/square.

What is the pitch of a roof?from calculator.net

Roof pitch is the measurement of a roof's vertical rise divided by its horizontal run. It is often compared to slope, but is not exactly the same. 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. For instance, a 7/12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. Outside of the U.S., a degree angle is typically used.

What is the waste rate for a hip roof?from roofcalc.org

Waste is calculated at 7.5% for a gable roof, and 15% for a hip roof, which are typical in the roofing industry.

How to calculate overhang width?from roofcalc.org

If you have overhangs on the front, back and sides of your house (you most likely do), take the width of the overhang, multiply it by 2, and add to each side. If the over hangs are not equal width, apply appropriate overhang width * 2, to the respective roof side.

How much does it cost to install a roof on a gable?from roofcalc.org

Installation would be $1.64 per sq.ft. for gables and $1.76 per sq.ft. for a hip type roof.

How much does a hip roof cost?from roofcalc.org

If you have a hip roof, the cost jumps to about $174 per square, which accounts for more waste and extra ridge caps that you will need to purchase.

What is a roof shingle calculator?

The roof shingle calculator is a free estimator that serves a useful purpose during any roof repair or replacement project. Once you enter the basic roof dimensions and enter the type of roof, you will get a very accurate result telling you exactly the amount of shingles that are required to cover your new roof.

How many squares of shingles are needed for a roof?

A square of shingles is the number of shingles needed to cover 100 sq feet of roof area. However, shingles are packaged in a way that they are light enough for the average person to carry around. As a rule of thumb, there are 3 bundles to a square, assuming that you are using three-tab strip shingles.

Can you use asphalt shingles on a house?

If you are using standard asphalt shingles, your price will be lower than if you are using more expensive slate, metal or tile shingles. For most residential homes, asphalt shingles are the standard, but there are plenty of reasons to avoid using asphalt shingles as your material, such as if you are concerned about the waterproof coverage of your home.

How should ridge cap shingles be placed?

Determine the prevailing wind pattern for the area. The ridge cap shingles should be placed so the prevailing wind flows over the ridge caps rather than striking them on the open end of the ridge cap pieces .

How to make a ridge cap from a 3 tab shingle?

Step 1. Cut the necessary number of pieces for the ridge cap from the 3-tab shingles. As described earlier, use a utility knife and straight edge to cut at the slots in the shingle , effectively creating three equal-sized pieces of ridge cap from one 3-tab shingle. Advertisement.

What is a ridge cap?

The ridge cap, the course of shingles on the very ridge of the roof, can be made from available 3-tab shingles. Two simple cuts create three pieces that can be used to finish the shingle project. There are some simple techniques to follow when attempting this project.

Where to snap a chalk line on a ridge cap?

Snap a chalk line at the point that will be the bottom edge of the ridge cap pieces on the street view side of the home. This will present the straightest view of the ridge cap to the street where it is most likely to be seen.

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1.How to Calculate Shingles Needed Including Ridge Caps

Url:https://www.hunker.com/13417837/how-to-calculate-shingles-needed-including-ridge-caps

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Url:https://www.roofingproclub.com/how-to-determine-how-many-shingles-needed-for-roof/

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