What are the features of ceiling insulation in a garage?
Severe temperature differences inside and outside the room affect the safety of items in the garage. When such a phenomenon occurs, the accumulated condensation and a feeling of moisture become noticeable in those places where it is very difficult with thermal insulation. The metal parts of the car begin to age at an accelerated rate, and rust appears.
It is possible to save the situation and prevent unpleasant consequences with your own hands or with the help of specialists. For the comfortable existence of various objects and a vehicle, good ventilation and maintaining a certain temperature - up to + 5 ° C in the winter time inside the garage - are necessary.
The need for ventilation when insulating a garage
It is not difficult to achieve optimal conditions and most men can do it. With minimal construction skills, you can insulate the ceiling. It is he who acts as a source of heat loss, therefore, this point should be given special attention.
When insulating a garage, it is worth noting that the main goal is to do all the work efficiently. A competent approach to business will exclude the subsequent appearance of corrosion due to condensation. Another plus of thermal insulation is saving money on heating the room.
Insulation with polyurethane foam
Liquid foam is blown out through a small hole.
Insulation of a garage with polyurethane foam begins with the construction of a false wall. This is the same metal frame, sewn up with some material. We have already decided that it will be an OSB plate. After the wall is ready, liquid polyurethane foam, also called penoizol, is pumped into the gap between it and the load-bearing wall. The advantages of this material:
- not afraid of moisture, so waterproofing is not needed;
- does not burn;
- fills all voids and takes their shape after solidification;
- does not skip sounds.
Penoizol can be in the form of crumbs or self-growing foam, which greatly increases in volume, but unlike polyurethane foam, it does not violate the geometry of the overlaps that restrain it. This is not to say that this is a budget insulation of the garage, but that it is of high quality and safe is no doubt. Plus, everything happens very quickly. How it all happens in practice:
- a team arrives with equipment;
- makes holes in the necessary places;
- foam is blown through the holes;
- along the way, the degree of filling the voids is controlled.
The price is indicated in cubic meters, but in square meters it reaches about 180 rubles. It turns out that the total cost of the work will be approximately 18,500 rubles.
What materials and tools are needed in the insulation process?
Before insulating the ceiling in the garage, it is worth planning what to do the work. Today, the choice of materials allows you to think about buying. The construction market offers a wide range of products. Entering the store, an inexperienced person in this matter will only be confused. Before buying it, it is important to plan the entire process of insulation to the smallest detail.
The main factor by which it is worth choosing this or that material is the climate of the region. Given the weather conditions in the northern regions, it is recommended to insulate the roof with dense and reliable building materials. In the central part and in the south, you can save money - make thinner insulation. In warm regions, it is not required as a heater, but as a moisture protector is necessary.
There are the following types of materials that are applicable in the thermal insulation of garages:
- mineral wool;
- polymer options (penoplex, polystyrene);
- fiberglass;
- foam-insulating, polyurethane foam and liquid heaters (astratek, corundum).
Installation of the presented types can be carried out independently. The stock of tools should be minimal - sharp knives are sufficient in most cases. All material is light in weight, it is easy to attach with the help of supporting structures.
Thermal insulation of walls and garage doors
Features of the installation of mineral wool and foam.
All works on thermal insulation of the garage are carried out in several stages:
- installation of battens for a thermal insulator,
- laying the heat insulator,
- sheathing of the inner surface with decorating material.
The lathing made of wood is needed to form a space between the walls of the garage and the trim, which will then be filled with insulation. It can be bolted to the wall surface of a metal garage.
In the manufacture of the lathing, the dimensions of its niches are adjusted to the dimensions of the plates of the purchased material: glass wool, mineral wool or expanded polystyrene. When the lathing is ready, place the thermal insulator material, laying it in the niches of the lathing.
It is possible to insulate the garage without crate. This option involves the usual gluing of foam sheets to a metal surface. At the end of this work, you can make a decorative finish using facing materials. Usually, PVC plates, fiberboard or lining are used for this.
You can also insulate your garage by simply spraying liquid insulation onto walls, gates, and flooring. Astratek and penoizol are the most popular among liquid heaters applied to metal. After hardening, they create a small but rather effective thermal layer on the plane.
Comparison of the characteristics of heaters.
Insulation starts from the garage door. For this, foam or mineral wool is suitable, and corrugated sheets for sheathing. Often the design of the door is such that thermal insulation can be carried out quickly and without problems. For an ordinary frame metal structure, sheathed with iron on the front side, a crate is made from the inside, with the help of which a heater is installed. Then it is sheathed with clapboard or corrugated board.
You can do it easier, attach the insulation to the door with glue or foam, then, using rubber, close up the gaps between the opening and the door leaf. It happens that the insulation of the gate is enough to keep the temperature above zero in the garage. It depends on the location of the garage.
The location of the garage also affects the insulation of the walls. They can be insulated both externally and internally. If there are a large number of shelves and racks inside, it is better to do this outside.
But most often the walls of the garage are insulated from the inside. For this, all the same foam is used. Its sheets are simply glued directly to the walls of the garage, and then sheathed with clapboard. Promptly and inexpensively.
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Mineral wool
The process of making the material is the melting of rocks. The resulting composition is used for insulation of premises. In the assortment of stores you can find mineral wool with a layer of foil with increased thermal insulation properties. The material does an excellent job of conserving heating resources, thereby saving the garage owner's money.
Mineral wool
Suitable only for waterproofed ceilings. The material itself is not resistant to moisture. It has a number of advantages - fire resistance, environmentally friendly and chemical resistance. One of the budget options for thermal insulation of the roof in the garage.
Polymer materials
Polyfoam is characterized by resistance to moisture. Estimating the cost of other materials, it is worth noting its cheapness. Its serious drawback is fire hazard. Sometimes the material is gnawed by mice. Usually, insulation of any ceiling in a garage with polystyrene foam is not difficult.
Styrofoam as insulation for the ceiling in the garage
Penoplex is similar to polystyrene, but is manufactured using an improved system. Rectangular sheets with beveled edges. Docking and laying is as easy as styrofoam. The method of warming is characterized by attaching one piece of foam to another. Sheets come in various thicknesses from 1 to 10 cm.
Penoplex
Fiberglass
Broken glass is the basis of the composition of the material. One of the important benefits is affordability. The material is whimsical about the water and humidity in the room. It has a detrimental effect on the fibers, gradually destroying their structure. Easily ignites.
The material is not easy to handle. Requires a waterproofing layer and, if possible, the installation of a fire barrier. Installation requires some protection - preventing glass wool dust from entering the respiratory tract and eyes.
Glass wool
Modern materials - penoizol, polyurethane foam and liquid insulation
New materials have already managed to establish themselves in the construction services market. They represent the spraying of a foam composition onto an indoor surface. Their popularity is due to a number of advantages among classic materials for thermal insulation:
- no deformation;
- long service life - up to 40 years;
- versatility - suitable for both the ceiling and walls;
- resistance to moisture, an obstacle to the development of an unfavorable microenvironment;
- porosity allows breathing.
You shouldn't even think about how you can insulate the ceiling in the garage with foam. Do it yourself and inexpensively - this expression does not fit these materials. Each of the material options requires special application skills. The mixture is in special containers. The specialists in this field will cope with the task best of all. They will do everything right and according to technology.
Polyurethane foam
Insulation of the garage with penoplex
The seams between the foam sheets are foamed.
Penoplex is similar to polystyrene not only in name - it is its modernized version, a new generation of garage heaters. Which one does not have to think better, of course, penoplex:
- more dense;
- less flammable;
- more resistant to mechanical stress;
- with equal characteristics, it has a smaller thickness.
Such insulation for the garage from the inside can be taken 3.5 cm and it will have the same degree of thermal conductivity as 5 cm foam. The cost of a square meter of foam is 175 rubles. The installation technique is no different from ordinary foam, so the same amount of consumables will be required. As a result, insulation of the garage with penoplex will cost 16,200 rubles. Considering the small difference of two thousand and the above-described advantages of penoplex, it is better to opt for it. They also read: “Insulation of walls outside and inside with penoplex”.
In addition, this type of thermal insulation comes with connecting locks, although foam is also available with such a device, but we considered a cheap option, without locks. The presence of connecting grooves prevents cold air from entering the room, creating an almost insurmountable barrier. For complete sealing, all joints must be blown out with polyurethane foam.
How to insulate a garage roof with your own hands?
Not all garage owners have the ability to insulate the outside. For this to be real, there must be an attic on the roof. Most motorists do not have such premises for a car, so it is worthwhile to dwell in more detail on thermal insulation from the inside. To cope with the task on their own using classic materials and a minimum set of tools, everyone can do it.
Installation with polystyrene and polystyrene foam
It is possible to insulate the ceiling from the inside directly onto concrete using polymers. This method of insulation is also applicable for metal floors, but using a slightly different technology.
The metal roof is insulated from the inside according to the following algorithm:
- The first thing to do is attach a wooden or metal profile to the roof.
- Next, stock up on an adhesive suitable for ceramic tiles, for example, the Ceresit brand.
- A notched trowel will work from the tools.
- Apply the diluted solution to foam sheets (1m * 1m) or to penoplex. Glue to the ceiling.
- Remove the formed seams using the same tile adhesive.
Styrofoam laying
The insulation scheme for a concrete pavement is similar. Only for this option, the construction of a wooden or metal lathing should be excluded. All cracks and joints are sealed with polyurethane foam.
After going through all the stages of the procedures, you get a decent ceiling. You can leave everything as it turned out - without beauties. Some will prefer to close the insulation by adding another layer of finishing material.
Glass wool installation
The most important thing in working with fiberglass is to observe safety precautions. You need to act carefully. It is necessary to protect the eyes and respiratory system from material dust. When preparing for installation, it is worth stocking up with plastic wrap and a sharp knife / scissors.
After going through the preparation stages, you can get down to business:
- The erection of the lathing - can be made of wood or metal, the first material will require mandatory antiseptic impregnation. The thickness of the beams should be equal to the layer of insulation. The structure is fastened with self-tapping screws, leaving a small gap from the edge of the ceiling and to the roof.
- It is necessary to create a layer of waterproofing - by laying the membrane with an overlap of about 10 cm and securing it with mounting tape. The sheets are fixed with a stapler. The membrane will save the entire contents of the garage from leaks. Omitting this step may indicate vain labor on insulation, the material will lose its properties from possible moisture.
- Next, the installation of the material begins - the work is done on polyethylene, where cotton wool is unfolded and laid out;
- The necessary pieces are cut, equal to the space between wooden or metal beams;
- Stacked in one layer, for the northern regions - in two layers;
- At the end of work with the base material, a vapor barrier layer is required. A cover film can be an excellent option. Large pieces of material are spread over the entire area of the ceiling with an overlap, fastened to a stapler or double-sided tape (stuck to the crate).
- it is necessary to complete the insulation with finishing; sheets of drywall may be appropriate here.
Laying glass wool
Installation of mineral wool
Mineral wool is laid in a similar pattern to fiberglass. The material is fastened with the help of nails and wire according to the scheme - nails are nailed into the beams at a distance of 40 cm, then a wire is pulled over them, imitating a mesh. As in the previous case, the material needs vapor barrier, one must not forget about the film flooring, otherwise the cotton wool will lose its declared heat preservation properties.
Laying mineral wool
Do-it-yourself wall insulation from the inside
The procedure for carrying out work is considered on the example of using foam (extruded polystyrene foam), which has all the qualities necessary for a heat insulator.
It is also allowed to insulate garage walls with this type of PP from the outside, this will require sheet blanks with a thickness of at least 20 mm.
The sequence of insulation operations:
- On the inner walls of the structure, a frame base (crate) is prepared from a wooden bar.
- The first layer of protective material is attached to it by means of a liquid adhesive composition.
- A second layer of insulation sheet is glued on top.
When installing the coating, it is important to observe the offset of the sheets laid in a checkerboard pattern, which excludes the coincidence of the butt joints. Due to their reliable overlap, the insulation will be as effective as possible.
The final stage
Insulation with polyurethane materials is usually completed with plastering and painting. Initially, the reinforcing mesh is fixed.After that, the selected composition is applied and the surface is covered with color. Wadded materials are covered with sheets of moisture-resistant drywall, pvc panels or corrugated board on the created crate.
How best to insulate the ceiling in the garage will have to be decided independently, based on a number of factors. First, you need to decide who will do this and what the limit of funds will be. If there is enough money for any services of craftsmen, then it is better to stop at liquid heaters. When planning to do everything with your own hands, it is worth additionally assessing the climate conditions and the safety of materials, and only then buy everything you need.
