Car owners are often faced with the need to put the appearance of their garage in order, especially when it comes to the entrance area, which takes the brunt of bad weather. Gate trim - This is not just an aesthetic improvement, but also a way to protect the structure from rust, temperature changes and mechanical damage. The choice of material depends on many factors, including budget, climatic conditions of the region and the type of sashes themselves.
The modern construction market offers a wide range of solutions, from classic wood to high-tech polymer composites. It is important to understand that the outside of the gate is exposed to aggressive effects of ultraviolet radiation, rain, snow and dust, therefore durability of the coating comes to the fore. An incorrectly selected material can quickly lose its appearance, fade or begin to rot, which will require repeated repairs after a short period of time.
In this article, we will analyze in detail the best way to sheathe a garage door from the outside, compare the technical characteristics of popular materials and consider the nuances of their installation. You will learn how to properly prepare the surface, whether additional insulation is needed, and what tools you will need to do the work yourself.
Requirements for materials for external finishing
Before you go to the store to purchase, you need to clearly formulate the requirements for the future coating. Garage doors are a moving structure that constantly experiences vibration loads when opening and closing. Therefore, the facing material must have sufficient flexibility or strength so as not to crack or deform during use.
The second critical parameter is moisture resistance. Since we are talking about the outside, the material should not absorb water, swell or corrode. Even microscopic damage to the protective layer can become a source of rust on metal gates or rot on wooden ones.
⚠️ Attention: When choosing a material, be sure to consider the total weight of the structure. Heavy cladding can overload the hinges and automation drive, which will lead to their premature failure.
It is also worth paying attention to resistance to ultraviolet radiation. Cheap types of plastic or poorly painted wood can fade in one season, turning from presentable to faded and unattractive. High-quality material must retain its original color and structure over the years.
Corrugated sheeting: leader in popularity and reliability
The most common answer to the question of how to sheathe a garage door from the outside is corrugated sheet. This material is a steel sheet profiled by cold rolling, which gives it high rigidity with relatively low weight. Stiffening ribs allow the material to withstand wind loads and mechanical stress.
Modern corrugated sheets are covered with a multilayer protective coating, including zinc, anti-corrosion primer and a polymer layer (polyester, pural or plastisol). This makes it virtually invulnerable to precipitation. Installation corrugated sheeting is simple and does not require specialized equipment, which makes it an ideal choice for do-it-yourself work.
- 🔩 High strength and resistance to deformation.
- 🌧️ Complete immunity to moisture and temperature changes.
- 🎨 Wide range of colors and the ability to imitate wood or stone.
However, corrugated sheets have their own characteristics. If the protective layer is damaged, corrosion may begin at the scratch site, so during installation it is necessary to use special self-tapping screws with EPDM gasketsthat seal the hole. In addition, the material can be noisy when it rains, although this is rarely a critical problem for a garage.
Wooden lining and block house: classic and environmentally friendly
For connoisseurs of natural materials and traditional style, this would be an excellent solution. wooden lining or block house. Wooden cladding gives the garage a noble appearance and has excellent thermal insulation properties. Natural wood “breathes”, which prevents the formation of condensation inside the gate structure.
The main enemy of wood is moisture and biological factors such as fungus, mold and insects. To wood paneling served for a long time, it is necessary to use only well-dried material and use high-quality antiseptic impregnations. Regular updating of the paint and varnish coating is a mandatory condition of operation.
Installation of wooden slats is carried out on the lathing, which allows you to lay a layer of insulation between the gate frame and the finishing coating. This is especially true for regions with cold winters, where it is important to retain heat indoors. Block house, imitating a rounded log, looks even more massive and impressive, but requires a more powerful frame.
To extend the life of wood paneling, use oils with UV filters and water-repellent properties, rather than ordinary varnishes, which can crack in the cold.
Vinyl and metal siding
Siding is a universal solution that is often used for finishing facades, but it is also great for garage doors. Vinyl siding lightweight, does not rot, does not rust and is easy to clean. It is available in various colors and textures, which allows you to harmoniously fit the garage into the overall ensemble of the site.
Metal siding, in turn, is stronger than vinyl and better withstands mechanical stress, although it is more expensive. Both types of materials are mounted on a pre-installed sheathing, which evens out the surface of the gate and hides all unevenness. An important advantage of siding is the ability to replace an individual damaged panel without dismantling the entire structure.
| Characteristics | Vinyl siding | Metal siding | Wooden lining |
|---|---|---|---|
| Weight | Low | Medium | High |
| Service life | 20-30 years | 30-50 years | 10-15 years (without care) |
| Fire resistance | Melting | Doesn't light up | Lit |
| Difficulty of installation | Low | Average | High |
When installing siding, it is necessary to strictly follow the technology for installing fasteners. Self-tapping screws or nails should not be tightened all the way; they must be left temperature gap 1-1.5 mm so that the material can freely expand and contract when the air temperature changes.
PVC panels and sandwich panels
Plastic panels and sandwich panels are the choice for those who want to combine finishing with high-quality insulation. Sandwich panels are a “pie” made of two metal sheets and a layer of polystyrene foam or polyurethane foam between them. They have excellent thermal insulation properties and high rigidity.
PVC panels are cheaper, lighter, but less durable. They are great for areas with mild climates or for garages that are not heated. Plastic is not afraid of water, chemicals and can be easily cleaned with a stream of water from a hose. However, in extreme cold, cheap plastic can become brittle.
⚠️ Attention: When working with sandwich panels, avoid damaging the protective polymer film until installation is complete. Scratches on the metal of a sandwich panel are difficult to repair unnoticed.
Installation of sandwich panels requires care and the use of special fasteners. They are often installed in special H-shaped profiles, which allows you to create a tight connection without visible joints. This gives the gate a monolithic and modern look.
Do I need to prime the metal before covering it?
Yes, if you use a metal frame or sheathing. Even if there is a layer of insulation and finishing cladding on top, condensation can form inside the structure. Treating the metal with anti-corrosion primer (for example, GF-021) will significantly extend the life of the entire gate structure.
Technology of preparation and installation of lathing
The quality and durability of the external cladding directly depend on the correct preparation of the base. The first step is always to clean the surface of the gate from rust, old paint and dirt. If the gate is metal, it must be treated rust converter and coat with primer.
Next, the sheathing is installed. For lightweight materials (siding, corrugated sheeting), you can use a wooden beam pre-treated with an antiseptic or a metal profile. The pitch of the lathing is usually 40-60 cm, which ensures rigidity of the structure. Fastening of the sheathing elements is carried out using rivets or self-tapping screws for metal.
☑️ Preparation for installation of sheathing
If insulation is planned, then heat-insulating material is placed tightly between the beams of the sheathing, for example, mineral wool or polystyrene foam. It is important not to leave voids to avoid cold bridges. It is recommended to stretch a windproof membrane over the insulation, which will protect the insulation from moisture, but allow it to “breathe”.
The use of lathing allows you to level the surface of the gate and create a ventilation gap that prevents rotting of the metal and the formation of condensation.
Finishing and protection of the structure
After installing the main cladding panel, it is necessary to install additional elements: corner profiles, end strips and trims. These elements not only give the gate a finished look, but also protect the joints from water leakage. Sealing seams is an important step that cannot be ignored.
To protect metal cutting areas from corrosion (if corrugated sheeting or sandwich panels were used), use special repair enamels in the color of the main coating. Even a small untreated cut can become a source of rust spreading under the cladding layer.
Regular maintenance will extend the life of your work. Periodically check the condition of the fasteners, the integrity of the coating and the operation of the hinges. Timely elimination of minor defects will avoid major repairs in the future.
In conclusion, it is worth noting that the choice of material is a balance between aesthetics, budget and functionality. Corrugated sheeting is suitable for practitioners, wood for connoisseurs of the classics, and sandwich panels for those who need warmth. In any case, high-quality cladding will turn your garage into a reliable and beautiful structure.
Do I need to remove old paint before covering?
If the old paint is holding firmly and is not blistering or peeling, it does not need to be removed completely. It is enough to clean the corrosion areas, degrease the surface and apply primer. However, if the paint comes off in pieces, it is better to remove it mechanically or by washing so that it does not crumble under the new skin.
Is it possible to combine different materials?
Yes, combining materials (for example, the bottom is made of corrugated sheets and the top is made of polycarbonate or wood) is possible and is often used to create a unique design. The main thing is to ensure a reliable connection of dissimilar materials and take into account the difference in their thermal expansion.
What thickness of corrugated metal should I choose?
For garage door cladding, the optimal metal thickness is considered to be 0.45-0.5 mm. A thinner sheet (0.35-0.4 mm) may be too soft and easily deformed, while a thicker sheet (over 0.6 mm) will significantly increase the weight of the gate and the load on the hinges without significant benefit.