Covering the roof with ondulin has long ceased to be an innovation. Light wavy material, which reliably protects the roof from leaks, gradually conquers the market. It consists of cellulose fibers, bitumen, resin and mineral pigments. It is used in the construction of private individuals and industrial enterprises.
Signs of ondulin quality
When buying ondulin, take a close look at this material. Masters call a number of features that can greatly facilitate your choice. The standard sheet has ten wavelengths of 9.5 cm, a height of 36 mm and a thickness of 3 mm with an even, uniform cut. On each of them there must be a computer marking indicating the name of the ondulin, the country code of the manufacturer, the date of manufacture and the batch number. Branded marking is also provided with all the components for the sheets. At present, the product range is expanded with small-sized sheets and narrower products designed for high loads.
Mounting Tips
To fit a sheet of onduline to the desired size, it is enough to prepare a construction knife or a hacksaw for work. The purchase is accompanied by an instruction that must be read and observed. It is your guarantee coupon, if you want the roof of ondulin to stand without problems for many years.
Experts advise not to start installation, if the temperature on the street exceeds 30 ° C. The heat increases the ductility of the sheets and it becomes inconvenient to work with them, especially to the beginning builder. In frosty weather, it's also not advisable to climb the roof, except to repair a small area. In addition, you run the risk of your health.
For marking straight objects such as a ruler, it is desirable to replace an unnecessary piece of paper. To hacksaw not hammered, when we cut off the excess part, it is sufficient to periodically wet it with water. Ideally for this purpose use an electric jigsaw, whose knife is cleaned with sawing a wooden beam.
On each sheet there are markings for fastening with nails, It is not necessary to deviate from the rules and change their number. Before installation, make sure that the material lies flat, since it is almost impossible to dismantle it without damage. It is recommended to practice the chess stacking order to avoid four sheets at the junction. To do this, you need to start even rows with a half part, and all the work from the lower ramp from the windless side of the building. You can not stretch the ondulin and walk on it between the waves.
Disadvantages of ondulin
Ondulin is a very good covering for the roof of the house or a gazebo . But like other roofing materials, it has its drawbacks. It is flammable, but spontaneous combustion is excluded, it has the property, only, to support combustion when it enters the fire. The material tends to lose its brightness, but this process is gradual. The loss of the dye takes more than ten years. Despite this, the roof with ondulin will still keep the heat in your house, as its waterproofing properties do not disappear. In addition, the sheets can be painted with acrylic water-based paint.
There is an opinion that ondulin is not strong. Such information is spread due to violations of its packing. A lot of experiments were carried out, which proved the opposite. The maximum permissible load per square meter of material is 960 kg. Many worry its roughness, which in winter does not allow snow to roll off the roof, although for others it is a virtue that keeps our health from a sudden snowfall.
The roof of onduline can stand for 15 years without problems, provided it is properly laid. It is for this period that you get a guarantee from the manufacturers.
| | | |
| | | |
| | | |
