roof first assume all of the external effects of weather, solar ultraviolet radiation, seasonal temperature changes.Precipitation in the form of rain and snow contain harmful chemicals, industrial emissions, smoke and exhaust fumes.All of these factors are gradually destroying the roof covering.Melted snow and ice keep the roof surface wet for a long time, which is also a negative impact on its performance characteristics.Careless removal of snow in the winter can also damage the paint of the metal roof.There are many ways to protect the roof, one of the main - painting the roof.
- Why do I need to paint the roof video
- Choosing paint for metal roofing
- Preparation for painting metal roofing products Tikkurila Paints, Tikkurila
- for metal roofing
- Dye Slate Video
- Rubber paint, what is it?
Why do I need to paint the roof
Painting roofs significantly extends the service life of the metal coating, improving the appearance of the
the metal roof needs periodic maintenance.At least once a year to clean from leaves, branches and possible waste, to clean the gutters.It is also necessary every year to explore the state of the roof surface for possible damage.
Schedule roof repair is necessary in advance.If repairs should be aware of safety, be sure to use safety belts and ropes.
Before painting the surface of the roof is necessary to prepare a prior.Therefore cleaning of the roof surface - an important point in the preparatory work, which should not be neglected.Proper cleaning of the roof and the quality is a prerequisite for the success of the paint work.
useful tips for work on the roof:
Choosing paint for metal roofing
By choosing paint for the roof need to be taken responsibly.Not every color can work effectively in harsh conditions change temperature, humidity, direct sunlight and ultraviolet radiation.At the time, used alkyd and oil paints.But they have little flexibility when temperature fluctuations metal "plays", which leads to flaking.Technology development has created special formulations designed for such conditions.Such paints contain a special corrosion inhibitors, thermal stability, have good elasticity, have high mechanical strength.
Preparation for painting metal roofing products Tikkurila
If the coating is already evident signs of corrosion, these places can be processed further rust converter.With the roof surface, remove rust and old loose paint.Thereafter, clean the metal surface with a solution of detergent.For these purposes the perfect cleanser Panssaripesu from Tikkurila.
necessary to prepare a solution of a combination of 1: 4: one part detergent to 4 parts water.
prepared solution, apply to the desired surface and thoroughly clean the brush with stiff bristles.Remains of cleaning solution must be washed with water.In these cases it is advisable to use a pressure washer.
When the surface is dry, apply the surface anti-corrosion composition ROSTEX Super.It contains special antikorrozitsionnye substances that provide excellent adhesion to the substrate, is a good basis for the topcoat.Drying time coats at ambient temperature of + 23 ° C and does not exceed 90 minutes.
Tikkurila Paints for metal roofing
Tikkurila is one of the most common brands of paint and offers a line for painting metal surfaces.
classic representative of Tikkurila paints for roofs is the coating alkyd paint..
This paint contains active pigments protivkorozitsionnye.Before starting work, the paint should be diluted with White Spirit 1050 to 5% in volume.The paint can be applied in various ways: by brush, roller or spray.The thickness of the applied paint layer must not exceed 40-60mkm.The color is better to spend two or three thin coats than one thick.After applying the paint surface is considered to be dry to touch after 5-6 hours.
Tikkurila has launched as an acrylate water dispersion coating paint REPKO.
It is perfect for painting galvanized roofs.First, all stripped of rust space is needed paint primer ROSTEX Super, and then cover the entire painted surface primer.After the primer has dried, but not earlier than 12 hours, you can apply paint REPKO.Term of drying 2-3 hours.
Paints for slate
As metal roofing slate before painting to clear.A few years after the start of operation is covered by dark slate plaque.It is formed by a variety of lichens and fungi may eventually grow lichens and moss.The vegetation on the roof of this kind spoils the appearance of the coating, and absorbs moisture, increasing the load on the truss roofing system as a whole.
Dry slate surface well cleaned with a brush with metal bristles.You can also use high-pressure washers.
next step after cleaning the slate of pollution will be its disinfection.For this purpose, one can use any disinfectant that is in the building, beforehand with water to prepare a solution.You can also buy ready-made preservatives.This operation will prevent re-infestation of the coating material by fungi and lichens.
For better paint adhesion to the surface of slate, it is desirable to use a primer deep penetration.It strengthens the structure of the material, as well as reduced consumption of paint, it falls more evenly.Apply the primer by brush, roller or spray - any way you want.
Rule - Two thin coats are better than one thick - works here.The paint should be applied in thin layers after drying the previous one.The number of layers for the coloring of the slate must consist of at least two.The first - the substrate, the second - the finish.Paint as a primer can be applied by various methods.
For coloring a slate roof paint used domestic and foreign manufacturers.Large assortment, price range products available to most buyers.And the problem than to paint slate, should not arise.
Among spetskrasok mention those which are widely available on the market:
- «Polifan" - Universal exterior paint is used for painting the brick, concrete, slate;
- «Unisal" - Acrylic water-dispersion paint for outdoor use with high resistance UV exposure;
- «Bhutan" - latex with silicon additives, perfect for outdoor activities;
- «Akrilama Slate" - specially developed paint for cement-asbestos products, including slate;
- «Polifarb - Akrofarb» - acrylic paint manufactured in Poland.Designed for painting tile and slate roofs;
- «Kilpi» - water-dispersion paint from the Finnish company Tikkurila.Used for various roofing materials, including slate.It does not require priming, but increases the paint consumption.
choosing paint from the catalog should take into account the financial component, as the color of branded paints foreign manufacturers will be much more expensive than the domestic equivalent.
Rubber paint, what is it?
paint manufacturers do not get tired to surprise consumers with new covers.In each year, and even more often, a new coating vocation fully occupy this market.But this is no one has.
few years ago, the construction market has a new paint based on acrylic latex.The paint is water-dispersion.Designed for protective and decorative protection of different materials: wood, stone, galvanized steel, aluminum, ferrous metals, asphalt, concrete, asbestos-cement and other materials.Wide range of applications has improved the popularity of paint.The consumption of ink per unit area does not exceed 100-200gram / m2 in coloring in a single layer.This figure is on the background of the same color from Tikkurila (flow rate can reach up to 400-500grm / m2) leaves a pleasant impression from the use of paint.The durability of the coating, which is guaranteed by the manufacturer, up to 10 years.
paint different properties of high ductility and can "play" at the site of the product to which it is applied, without breaking the surface of the film, what happens with conventional formulations.
Paint also has high heat resistance, in this case, it is perfect for painting the roofs of houses.The price of rubber paint depends on the manufacturer, but is in the medium price range of coatings.
What and how to paint the roof - it's up to you, but to upgrade the roof covering the presence of traces of corrosion or damage is mandatory.