How to cover the roof of ondulin

How to cover the roof of ondulin

Roofing materials today are on sale presented a lot, these are various types of tiles, both Metatolochofil, and professional flooring, and budget slate. Ondulin coating among them takes not the last position. The procedure for laying ondulin is not completely complicated, and the roof will turn out for many years.

1
Ontulin is a wavy roofing material of organic origin, which is made in the form of sheets of cellulose, fiberglass, cardboard with other additives, attached bitumen. The surface of Ontulina has a small roughness. It happens ondulin 4 shades: red, brown, black, green.

Ondulina are inherent in such advantages:

  • Ecology, as the material does not release harmful impurities into the air.
  • The coating is resistant to the effects of environmental factors, such as humidity, temperature drops, direct solar rays.
  • Easy installation in which special skills are required.
  • Ease of storage due to low weight.
  • The material is flexing if necessary, as it is quite elastic.
  • You can cut the sheet using an ordinary hacksaw.
  • Roofing from Ondulina is not noise during the rain.
  • The possibility of laying the material to the surface of any curvature.
  • If there is an old coating on the roof made of a flat slate, rubberoid, metal, you can lay a new roof directly on the old coating.

But it should be remembered that the material has some disadvantages, such as susceptibility to burning, fragility, risk of sagging without prior installation of the crate.

2
To work, you will need such tools:

  1. Ondulin sheets. They have a size of 200 per 95. To find out their quantity, measure the surface of the roof and divide the area of \u200b\u200bone sheet. About the reserve and for protrusions on the edge, add another 20% to the final value.
  2. Bar. Need for crates, take 40 mm in size.
  3. Fasteners. Complete with roofing nails are special, like screws, rubber obramochkoy. Color fasteners must match the tone of the sheets.
  4. Seahorse corner. Used for mounting about the roof slopes and at the junction formed by the wall and the roof.
  5. Electrical tape. It applies on the border of the window and the roof and acts as a valley.
  6. Ventilation tube.

Prepare the following tools: hacksaw, pencil, cutter, hammer, screwdriver, thread and building centimeter.

3
In the next step, prepare the roof surface for laying Ondulina. Make sure that the old roofing is able to withstand the new given and precipitation in the form of wet snow (+ 100 kg), which provide additional load. If the roof is weak, it is better to dismantle. Clean the roof of debris, branches, leaves, spider webs, etc., using a long-handled broom and other handy things.

4
Now for the construction of crates under ondulinovoe cover:

  • Lathing under ondulin represents a cover, which increases the resistance to deformation of the roof under the weight of deposits. For the manufacture of crates you need a timber 60 to 40 mm.
  • Depending on the angle of slope of the roof battens is chosen step: less than 10 ° - lathing requires a solid, which used for manufacturing slabs OSB or plywood; 10-15 ° - maximum pitch 450 mm; greater than 15 ° - step is not more than 610 mm.
  • First frame set in the longitudinal direction. Securing the extreme elements, pull string for mounting across the remaining boards. Fixed beam by using longer screws.
  • Place a horizontal batten laid across the rails, using the same screws. Take a waterproof plywood.
  • Lathing do very carefully in order to avoid gaps, as bulging or sagging sheets Ondulina could provoke leaks, not to mention not very aesthetic as early as next form.

5
Application Procedures Ondulina sheets is as follows:

  1. On the cover you need to make a layout using a conventional pencil and pull cord.
  2. If you need to navigate through ondulin that already laid, step on the crest of a wave. After all, the space that sits between the ridges, the person is not able to withstand.
  3. Work carried out at a temperature of 30 + -5 degrees Celsius. If the index is not within range, to shift stacking, because the high temperature ondulin becomes excessively flexible, which is inconvenient when stacking.
  4. Start fixing sheets with a sidelord side of the roof, bottom. Remember that the lower edge of the ondulin coating should perform from the wall at 6-8 cm.
  5. In order to fix one sheet, spend at least 20 nails with caps with a set. Fasten qualitatively to withstand the coverage of strong wind gusts, in cross-bars horizontally.
  6. Naging the first sheet, first lean the nail into the second wave, if you count the roof from the end edge. After the mount, they produce through one wave, adhering to chess order, so large curly nails caps will look attractive on the roof.
  7. The second sheet of place, withstanding the fattest in one wave and controlling the horizontality using the cord. Lay the first lower row, and if the last sheet is needed to saw, use the usual woodcut on a tree, lubricated with oil so that the material does not crumble.
  8. The sheets of the second row are stacked in a checker order to the first. To achieve this, saw the first sheet in half and keep the next one to the first row at 10-15 cm or slightly more if the roof size allows.
  9. Similarly, fix all sheets, and then you can begin to fasten the decorative parts, which, in addition, also perform protective functions. ONDULINE KUKK is characterized by great flexibility, so suitable for mounting on the roofs with any bias of the planes.

Thus, after studying the above information, you can safely begin laying Ondulin sheets and not worry about this. Carefully follow the instructions, so you can avoid many errors and excessive repair.

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