plaster applied to the facade of a house or building, not only aligns it, but also protects against moisture and weathering, high and low temperatures.The finishing layer increases the resistance to heat transfer, reduces the sound conductivity and permeability.Correctly plastered façade is durable, it is pleasing to the eye and creates a good mood.
best surface for the plastering of the wall is considered keramsit with a rough surface.Such studies can also be performed on the walls of brick, light and ordinary concrete.Previously we used as a base plate of arbolita now they are used, laying on top of the masonry, or fixing on a wooden frame.
in wooden houses plaster is applied to the insulation boards made of cellular plastic or mineral wool.Decorative plaster provides a different surface structure from smooth (finishing plaster) to rough (plaster nabryzom) with different patterns.In the treatment of mortar on the brick wall a thin layer of plaster, through which emerges masonry or bricks can shine.
solutions for plastering
If you plan to paint the façade plastering is done with conventional solutions: lime, lime, gypsum, cement-lime or cement.All solutions, except for the lime-plaster used for plastering the brick and concrete surfaces, wood treated with lime-plaster.Plastered facade painted lime-cement paint.Use latex or synthetic dyes can cause peeling plaster.
mortar - liquid permeable, elastic, slowly hardens, cement - more durable.These solutions can not be used together!Today, more common lime-cement plaster - it combines the best qualities of both materials.
The composition decorative plasters are already colored solutions with various additives.As fillers used marble, granite chips, or red brick, sand, coarse fractions.
Plaster and preparatory work
Plaster work requires special knowledge.It is important to do the right thing: to find the right solution, thoroughly mix the ingredients, pre-prepared surface and quickly perform the work.
Before plastering arrange exterior waterproofing and roof with details and joints, install and fix all the metal frame of architectural elements on the facades of buildings, mount fixing device for gutters, clean facade from dirt, dust, dirt, asphalt, grease, salt stains.On concrete surfaces is performed (if necessary), cutting, notching, priming 7% solution of polyvinyl acetate emulsions, washed with a 10% solution of hydrochloric acid technical, correct all defects.
Plastering is usually carried out by beacons and grout do vrazgonku as when painting traces of grout round may be noticeable.Cap only plaster cement mortar in a ratio of 1: 3 or 1: 4, deepening the finishing layer in the ground below the sidewalk level 5-6 cm.
porous surface is reinforced stainless mesh.The plaster is placed in several stages: first sprayed, then primed with a layer thickness of about 10 mm, and then make the skim coat thickness of 2 mm for plaster and up to 7 mm - for the layer of decorative finishes.Grout skim layer is carried out in 30-40 minutes.
maintenance and repair stucco facade
Over time, plastered facades can appear cracks and flaking that many worried homeowners.Large settlement cracks that normally appear on the diagonal, should be sealed as moisture penetrates therein, causing various damages.From shrinkage cracks (hairline) can not touch, they do not cause problems.
reasons for peeling plaster can be the penetration of moisture in it due to poorly conducted plastering, leaks in the eaves of the roof, the low quality of the metal lining window sills, and other surfaces, etc.
Small areas of flaking plaster can be repaired by yourself, but if the entire layer is unstable, needs the general repair of the facade using solutions that are compatible with the old plaster.
plaster facade of the house of gazosilikata
Member Forum "Home and cottage» dmitry0876 presented his report on the stuccoed facade of the house of silicate blocks.The total area under the plaster (without doors and windows) was 235 square meters.The choice fell on "Cerezyme".
were also purchased these materials:
- plaster ST24 - 50 bags of 25 kg;
- primer ST17 - 10 buckets of 10 liters;
- primer ST16 - the same;
- plaster ST175 - 35 buckets of 25 kg, of which 21 bucket - 14 and yellow - red;
- for the corners of the house and window slopes - areas with glued net - 110 m .;
- tape and foam on the slopes.
dmitry0876 warns that the tape is very poor glued to the ST175, but according plasterers, CT64 with this problem should not be.
After all the work left 2 buckets ST17, the same - primers ST16, ST24 9 bags of plaster and 4 buckets of plaster ST175 (yellow and red tie), about 20 meters corner.The colors were chosen for plastering third ARIZONA COLORADO 3. The remaining materials forumchanin hopes to use next year for the porch and veranda.Problems arose with finding good people for plastering.
Note the correct arrangement of forests and determining their mounts.Forests should be fixed in places that on completion of the work will be carefully repaired.
on materials participants of the forum "Home and Cottage"