DIY corrugated roofing roof: device technology + rules for installing additional elements

Are you going to do the corrugated roofing installation yourself? This project can improve the longevity and curb appeal of your house, but it needs to be carefully planned and carried out. Because of its strength and affordability, corrugated roofing is a common choice for homes, sheds, and garages. Comprehending the installation procedure and the essential components involved will guarantee the triumph of your undertaking.

Prior to beginning the installation, collect all required supplies and equipment. Usually, you’ll need ridge caps, closures, fasteners, and corrugated roofing panels. Make sure you are wearing the proper protective clothing, including goggles, gloves, and sturdy shoes. To make sure you are in compliance, check the building codes and regulations in your area. The requirements might change based on where you live.

Prepare the roof surface first. Make sure the surface is dry and clean, and remove any debris. Replace or repair any damaged roof sections as necessary. Install underlayment to boost insulation and offer more weather protection. Making sure your corrugated roofing system performs and lasts a long time requires taking this step.

Start at one corner of the roof to install the corrugated roofing panels. As advised by the manufacturer, lay the panels perpendicular to the slope, allowing for overhang. Put the right fasteners on each panel, making sure they go through to the framing members below. In order to stop water from penetrating the roof, overlap panels in a regular pattern.

After the panels are installed, concentrate on adding finishing touches like closures and ridge caps. In addition to giving the roof a polished appearance, ridge caps shield the roof’s peak from water infiltration. To seal the spaces around vents and chimneys as well as the ends of the panels, use closures. The integrity and weather resistance of the roof depend on these components.

Check the entire roofing system for any gaps or loose fasteners after the installation is complete. Make the required modifications to guarantee that everything is firmly in place. When properly cared for, corrugated roofing may endure for many years, adding to the value of your home and offering dependable weather protection. You can successfully install a do-it-yourself corrugated roofing system that meets and exceeds your expectations by taking your time and following these steps.

Material Preparation: Avoid the first errors

You can order profiled sheets as soon as you have calculated your roof precisely. However, if you bought corrugated board and you have to postpone it due to some reason (like prolonged rain), store the sheets in a closed room on a level surface without taking off the factory packaging. Additionally, you must place the bars with a 50-cm step underneath the sheets.

Such roofing material should be moved and shifted carefully, keeping the edges aligned along the length and, in particular, avoiding creases and sheet deflection. The sheets still need to be moved carefully, though. Contemporary polymer coatings are particularly vulnerable to mechanical harm.

In addition to cutting this material with abrasive tools, they also cause a significant amount of heating at the cutting site as they scratch the pieces from the circle. However, if you had to work in that manner, use repair paint to quickly cover all of the damage.

Thankfully, modern corrugated board roofing technology allows you to complete all of the work during the warm season, which runs from April to September, saving you from having to store sheets for a long time.

Installation of corrugated board: step-by-step master classes

In order to save you from having to search the Internet for the definition of every new word, let’s start by discussing construction terms right away:

You’ll be shocked to learn that different arrangements are needed for the seemingly identical material. The whole issue lies with the manufacturers; each one provides their own styling advice, which is highly significant. Due to the fact that corrugated board, even with minor variations, is subject to strict requirements from various companies. Study the roofing material’s instructions carefully, and be wary of hiring people who "have eaten the dog on such roofs" and insist on handling things their own way.

Here is a basic illustration of how installing corrugated board that is more durable and has a thickness of less than 0.7 cm differs:

Using such material also eliminates the need for a wooden submissive:

Suppose that because they "put the same roof to your neighbor" and "nothing bent" before that, the hired brigade will step on a thin piece of corrugated board? And now it will flex, and how, the mourners will say, proving "it was true".

Still, tightness is generally the key sign of a well-installed roof. Ultimately, the purpose of this roof is to shield all internal structures from the elements and moisture. Furthermore, even a small space can develop into a major issue due to fungus, dampness, smudges, and quickly spoiling materials. For this reason, we will now examine every nuanced moment in great detail.

A little about safety precautions

With a metal profile, the technology of the roof is not as complex as it is crucial to install it without damaging the roofing. Ultimately, even though this material appears robust and durable, handling it still requires caution:

  1. On the finished metal of the metal profile, move in soft shoes.
  2. Try to step only on the concave waves of the sheets and better directly on the screws.
  3. So, you can step on the roof only on socks.
  4. Place your leg always parallel to the slope.
  5. Only one leg should be in one recess.

Construction of a crate under corrugated board

If the slope is small or sparse, a crate for the roof installation is made continuously, or in steps up to five meters. However, the thickness of the corrugated board sheets will determine which step the roof crate needs to be made:

Waterproofing and wind protection

Next, we consider how to properly construct a roof. The contemporary market offers an extensive variety of waterproofing materials with various attributes. We’ve written an entire article about it specifically. Overall though, concentrate on this kind of action plan:

  • Step 1. So, secure the selected waterproofing material on the rafters. To do this, take the most ordinary construction stapler, but be sure to check before the laying whether you are putting a film or membrane with that side. And glue the cloths together with a special tape.
  • Step 2. After that, break through the racks of the rails (take the thickness of at least 2 cm) and form, thus, the ventilation gap necessary for ventilation.
  • Step 3. Here on this upper crate and now we put the roofing material.

In life, everything appears like this:

We select high -quality screws

Approximately six screws are used for every square meter when fastening corrugated board. Self-tapping screws measuring 4.8 by 28–35 mm work well for wood, and 4.8 by 50 or 60 mm for additional elements. Acquire an electric drill with a battery and a screwdriver with a specialized nozzle from the same manufacturers that make roofing materials.

To securely fasten profiled sheets, unique self-tapping screws are essential. There is no other way to offer:

  • Full water resistance of the roof.
  • High strength strength.
  • The minimum risk of injury injury during fastening, and, therefore, is the lack of corrosion in the future.

The best self-tapping screws for corrugated board are sold by the same suppliers who also deal in sheets. The best screws are those made of carbon or stainless steel with a zinc coating. But, make sure to thoroughly inspect every sealing washer before purchasing.

How to fix corrugated board correctly?

Recognize that the screw has been correctly tightened. To test this, place a metal washer on it; the washer will have a 1 mm rubber gasket.

Screwing into the roofing material requires that the screws be inserted precisely perpendicularly, into the corrugated board’s vertical wave deflection. Even so, there are currently a lot of disagreements in the building industry, and each approach has benefits of its own. Therefore, the self-tapping screw in the lower wave provides a more dependable mount, and it has a significantly lower chance of penetrating a subcutaneous space in the upper wave.

Let’s just state this: corrugated board manufacturers advise precise deflection fixing.

Screws must be inserted into the deflection through the wave on the cornice and crest, and into each board of the crate in the middle of the sheet. You should take between five and eight pieces total for each square meter.

What tools are needed for installation?

Keep in mind that even the most universal person can actually construct a person using the corrugated board roof device. Of course, there are roofing materials that require skilled professionals to install correctly. But when it comes to contemporary corrugated board, we can tell you that you are capable of handling it!

Thankfully, this is not a difficult situation. The length of the roof slope sheets allows for seamless overlap without the need for extra transverse joints, and the material is simple to cut and modify into the desired shape. The bare minimum required in this instance is:

Therefore, corrugated board can be installed on slopes with practically any inclination; the only thing to remember is to accurately compute the transverse overlap value:

  • 150-200 mm for roofs with 15-30 °.
  • 200 mm for slope from 14 °.
  • 100-150 ° at large corners.

You’ll need self-tapping screws and unique sealing washers for fastening:

In what order to lay the sheets?

A common method used by roofers to install profiled sheets is to begin at the bottom row, place four to five sheets at a time, and then fasten one self-tapping screw in the middle of each sheet. The sheets are then joined together by 4.8×19 mm screws, which are put in 500 mm increments. After ensuring that the sheets are positioned correctly along the roof overhang, the roofing material is fixed. Here is in accordance with this plan:

However, if this is your first time working on the roof, fasten the profiled sheets in the following order, following the same scheme, to prevent distortion:

  • Step 1. Install the first sheet on the crate, and fasten it with one screw at the skate itself.
  • Step 2. We lay the second sheet so that the lower edges of both sheets below make up one perfectly even line.
  • Step 3. We fix the overlook at the top of the wave under the very first transverse fold.
  • Step 4. We evaluate by eye, how correctly the sheets are incorporated. Unevenly? Then lift one sheet from another, slightly tilt it with the movement from the bottom up, and again dock the fold behind the fold. Fasten everything with self -tapping tops at the top of the waves.
  • Step 5. So work with 3-4 sheets, carefully align them on the cornice and then install the rest of the sheets.

It must be mounted to the base of the corrugated board roof such that the edge is removed 40 mm from the cornice. This is required to ensure that the roof ventilation remains intact and that the skate has an ideal gap. In addition, each subsequent drainage groove on a profiled sheet should cross over the preceding one.

Always keep in mind that the sheets will bend when you step on their crest when you are laying. Generally, the installers wear soft shoes for this type of work. All the nuances are as follows!

"In this tutorial from "All About the Roof," we examine the crucial procedures and methods for doing DIY corrugated roofing installation. This article offers a thorough explanation of corrugated roofing materials, from understanding their fundamentals to practical advice on safely installing extra components like gutters and skylights. You can make your shed, garage, or patio cover more functional and aesthetically pleasing by following these simple steps to guarantee a long-lasting and expertly finished corrugated roof."

Working with prescription elements

Now, however, let’s talk about our many extra components. Generally speaking, they are all the same length: 2.5 meters for a galvanized roof and 2 meters for a roof with a polymer coating. The roofing material itself completes them. In addition to keeping moisture from seeping under the roof and enabling him to "breathe," the sealant, which is typically positioned between the prescription elements and the roofing material, enables them to fit to the sheets more securely.

However, in order to design skates, cornices, and other intricate structures, you must purchase specific components from the same manufacturer as the roofing material you bought:

Use the same roofing self-tapping screws (4.8) to secure the additional components and the primary material. The elements are fastened with self-tapping screws measuring 50–60 mm in length, while the metal covers are fastened with screws that are 28–35 mm long. That is the only distinction.

Endova and lining of Endov

Let’s now discuss this enigmatic name, "Endova." Endova and the lining of the Endov are redundant, early components installed in the locations of two multidirectional internal scrains. Under the corrugated board, endov should be fastened.

Take the apple and the apple, then, if the roof has a complicated shape with internal surface joints. As a result, your roof will appear more tidy and beautiful and will be shielded from moisture penetration at complex transitions.

Aprons for pipes

The pipes’ output is the most important part of the roof. These pipes are divided into two conditional sections: the upper pipes and the lower ones that follow the roof’s profile. Additionally, it makes sense to cover the pipe’s through passage with snow if it falls on the lower portion of the roof.

A non-insulated, headless pipe with a diameter of roughly 10 cm runs through the roof for a sewer ventilation system. They use the same pipe, but with the head already in it, for Radon. Keep in mind that you cannot connect these pipes to regular ventilation. Insulated elements with a diameter of 125 mm are currently in use for those.

The pipe itself can be installed both before and after the roof is installed. In the event that you select option number two, you will need to create a hole in the completed roof for the pipe and cover it temporarily with any material. Pipe cutting will require an apron of galvanized steel or more contemporary materials like Wakaflex during the finishing work.

This is an excellent tutorial on how to do it:

The auditory window

We are now utilizing the auditory window. Hence, the corrugated board sheet is divided in half at the lower end of the fan. The lower sheet is positioned first, followed by the fan’s bottom bar, and finally, the upper roofing sheet.

Snow holder

Where there is a chance of snow rolling, the snowman is positioned. Usually placed 30 to 40 centimeters away from the cornice, the corrugated board is the second line. Use 4.8×50 screws for installation after the profile has made one or two waves.

External and inner angle

Complementary elements such as the inner and outer angle and transition are applied additionally if the slope changes direction. Their primary goal is to maximize tightness and provide an aesthetically pleasing joint for the sheets.

Blood

The adjacent is an early feature that protects the roof adjustment to the wall or forms the chimney’s contour:

Cornice, end bar and joint plan

This is how it instructs itself:

  1. Installation of end planks start from the side of the roof overhang, directing to the skate.
  2. He already has an extra part of the end bar.
  3. Fasten the bar to the end board and profiled sheets in the crest of oxen with screws with a step up to 1 meter. If you did everything right, the end bar will cover a minimum of one wave of roofing profile.
  4. Fix the end bar with 4.8×60 or 4.8×50 wood screws, directly to the wooden base. Leave a step from 30 to 50 cm and make sure that the end bar completely covers the end of the extreme wave of corrugated board.

The installation of the junction’s connecting joint is the next step. It is two meters long, and there can be no less than one meter of overlap between the planks. Two strips are mounted at least one meter apart on a joint bar that is two meters long. Secure the anterior element to the wall in the strobe, or conceal everything beneath the wall’s exterior.

The primary function of the bar’s cornice is to shield the subcutaneous area from precipitation, particularly when there is a lot of wind and rain. Furthermore, this warning is more important the lower the roof’s angle of inclination. However, the cornice bar needs to be fixed before the corrugated board sheets. 100 mm is the overlap.

Installation of the skate

We secure the horse once all of the roofing material has been installed. We mark out the skate and roof locations ahead of time. For trapezoidal roofing sheets, skate elements are typically smooth. It’s best to place the ventilators between them and the profiled shells, and use a special skate for small corrugations.

At a distance of two to three waves, we fasten the horse on both sides. It is crucial that the horse itself covers every one of the initial screws holding the roofing material sheets in place. Self-driving screws with a step up to three meters are used to fasten the elements to the roofing sheets, and skate strips should be adhered to one another with a capture of at least one meter.

A crucial point to remember is that the horse should be wider the less inclined the roof is. Thus, the most common sizes are 200 x 200 mm or 140 x 140 mm.

These days, however, ordering a figured horse with the two dimensions of 110x30x110 mm and 145x50x145 mm is more sensible and stylish. Additionally, there are specific kinds of skates for intricate roofs with convergent multidirectional slopes.

To ensure a strong and long-lasting roof, installing corrugated roofing yourself requires following a few important steps. First things first, preparation is essential. The foundation is laid by removing any debris from the roof surface and making sure it is dry and clean. Precisely measure the roof to ascertain the required quantity of corrugated sheets, taking into account overlaps to ensure efficient water drainage.

Next, install the sheets by starting at one corner of the roof and working your way across, making sure the sheets are laid perpendicular to the slope of the roof. Make sure the fasteners you use to secure each sheet pierce both the sheet and the support underneath. In order to stop leaks and guarantee structural integrity, pay close attention to the alignment and overlap of the sheets.

Further components like flashing and ridge caps improve the functionality of the roof even more. Flashing stops water from leaking at exposed places, such as the edges and around vents and chimneys. In addition to giving the roof a polished appearance, ridge caps seal the peak and increase its weather resistance.

Safety is the most important consideration throughout. Wear the proper safety gear when handling materials and tools, such as gloves and eye protection. To avoid mishaps and guarantee correct fastener and sealant adhesion, work on clear, dry days. Corrugated roofing lasts longer with routine maintenance, like replacing damaged sheets and tightening loose fasteners.

Video on the topic

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What do you think, which element is the most important for a reliable and durable roof?
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Alexandra Fedorova

Journalist, author of articles on construction and repair. I will help you understand the complex issues related to the choice and installation of the roof.

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