{"id":1937,"date":"2024-01-02T13:09:12","date_gmt":"2024-01-02T12:09:12","guid":{"rendered":"https:\/\/www.camaxis.cz\/?p=1937"},"modified":"2024-01-02T13:12:01","modified_gmt":"2024-01-02T12:12:01","slug":"jak-na-cisteni-betonu-a-bezproblemovou-udrzbu","status":"publish","type":"post","link":"https:\/\/www.camaxis.cz\/en\/jak-na-cisteni-betonu-a-bezproblemovou-udrzbu\/","title":{"rendered":"How to clean concrete and maintain it without problems"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Concrete cleaning is an important task that contributes to maintaining the life of concrete surfaces. Concrete is often used in a variety of construction and exterior applications such as flooring, <strong><a href=\"https:\/\/www.camaxis.cz\/en\/betonova-dlazba-tipy-a-trendy-pro-rok-2023\/\" target=\"_blank\" rel=\"noreferrer noopener\">sidewalks<\/a><\/strong>, walls and <a href=\"https:\/\/www.camaxis.cz\/en\/zamkova-dlazba-moderni-reseni-pro-venkovni-povrchy\/\"><strong>interlocking paving<\/strong><\/a>. Although concrete is a durable and resistant material, it is prone to the accumulation of dust, grease, algae and moss, which can cause it to become dirty and deteriorate its appearance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">There are several methods of cleaning concrete that you can use to maintain its cleanliness and appearance. You can use detergents, bleach, natural cleaners or vinegar that are commonly available. In some cases, especially with heavy pollution, a pressure washing method is used, which uses high-pressure water to remove dirt from the surface of the concrete.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Before starting cleaning, it is important to correctly diagnose the type of pollution and choose the appropriate method for its removal. During cleaning, safety precautions such as wearing protective gloves and goggles and following the cleaning agent manufacturer&#039;s instructions must be followed. This will ensure a safe and effective concrete cleaning process that will help maintain its attractive appearance and good function.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Concrete cleaning basics<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Types of concrete and their properties<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/cs.wikipedia.org\/wiki\/Beton\" target=\"_blank\" rel=\"noreferrer noopener\">Concrete<\/a> is a building material that consists of cement, water, sand and aggregate. There are several types of concrete with different properties. It is important to recognize what type of concrete you have so that you can use the correct cleaning methods.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Ordinary concrete<\/strong> \u2013 the most common type of concrete with good strength.<\/li>\n\n\n\n<li><strong>Waterproof concrete<\/strong> \u2013 resistant to water and used in environments with high humidity.<\/li>\n\n\n\n<li><strong>Lightweight concrete<\/strong> \u2013 has a reduced weight and is used in constructions with a small load capacity.<\/li>\n\n\n\n<li><strong>Colored concrete<\/strong> \u2013 contains color pigments for aesthetic purposes.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">No matter what type of concrete you use, regular cleaning and maintenance are essential for its long-term durability and appearance.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/7-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1938\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/7-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/7-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/7-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/7.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Recognition of dirt types<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When cleaning concrete surfaces, it is important to recognize the type of dirt you want to remove. Here are some common types of impurities and their characteristics:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fats and oils:<\/strong>&nbsp;These substances easily soak into the concrete and leave dark spots.<\/li>\n\n\n\n<li><strong>Dust and dirt:<\/strong>&nbsp;They accumulate on the surface of the concrete and can cause a gray or earthy appearance.<\/li>\n\n\n\n<li><strong>Moss and Algae:<\/strong>&nbsp;These organisms grow on moist surfaces and can cause green or black spots.<\/li>\n\n\n\n<li><strong>Corrosive impurities:<\/strong>&nbsp;They can cause discoloration on the concrete due to a chemical reaction with the surface.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Once you recognize the type of dirt, you can choose the appropriate method of removing it. Be sure to thoroughly clean the pores of the concrete during cleaning to make the surface as resistant as possible to further contamination.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Concrete cleaning methods<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Manual cleaning<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Manual cleaning of concrete is suitable for slightly dirty surfaces. This method uses sponges, brushes or rags to remove dirt and grease from the concrete. You can use common detergents or household products such as baking soda or vinegar for cleaning. When cleaning, try the following steps:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Mix the detergent with water.<\/li>\n\n\n\n<li>Apply the mixture to the concrete and let it work.<\/li>\n\n\n\n<li>Remove dirt and grease with a brush or sponge.<\/li>\n\n\n\n<li>Rinse the surface with clean water.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Chemical cleaning<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Chemical cleaning is suitable for heavily soiled concrete surfaces. You can use stronger cleaning agents such as hydrochloric acid, sulfuric acid, sodium acetate or sodium chloride to remove dirt. Be careful when using chemical cleaning agents and observe the following precautions:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use protective gloves and goggles.<\/li>\n\n\n\n<li>Work in a ventilated area.<\/li>\n\n\n\n<li>Apply the mixture to the concrete and let it work according to the instructions on the package.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">After using the chemical cleaner, rinse the surface thoroughly with clean water.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">High pressure cleaning<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">High-pressure cleaning is an effective method for removing heavy contamination from concrete, such as paints, adhesives or construction residues. This method uses high-pressure water, or hot steam, to clean concrete surfaces. High pressure cleaning can be done with a pressure washer or steam cleaner. Proceed as follows:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Before cleaning, remove loose dirt and dust from the surface.<\/li>\n\n\n\n<li>Set the pressure washer or steam cleaner to the appropriate power.<\/li>\n\n\n\n<li>Gradually clean the concrete surface and remove contamination.<\/li>\n\n\n\n<li>After cleaning, rinse the surface with clean water.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">High-pressure cleaning is especially effective for large or heavily soiled areas, but it requires experience and careful handling of the technique.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/1-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1939\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/1-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/1-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/1-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/1.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Special cleaning techniques<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Cleaning greasy and oily stains<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If you are dealing with greasy or oily stains on concrete, you can remove them with&nbsp;<strong>solvents<\/strong>&nbsp;and&nbsp;<strong>special preparations<\/strong>. To remove spilled oil or other stains, apply the solvent to the affected area and leave it on for about 15 minutes. Then use hard&nbsp;<strong>brush<\/strong>&nbsp;on a wire or nylon brush to clean the surface.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is important to use safe and appropriate concrete cleaning products. You can also find it on the market&nbsp;<strong>special preparations<\/strong>&nbsp;intended directly for degreasing concrete, which you can apply by spraying and then rinse with water.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Removing moss and dirt<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">It is important to carry out regular maintenance to remove moss and dirt from concrete, especially paving. Start by sweeping the surface and removing any coarse dirt. Then use a pressure washer and do regular cleaning that is effective in removing&nbsp;<strong>moss<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You can try the following techniques for effective concrete floor cleaning:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Cleaning with warm water with the addition of lemon juice or vinegar.<\/li>\n\n\n\n<li>Using a brush with wire bristles to remove moss.<\/li>\n\n\n\n<li>Application of special chemical preparations that are suitable for removing impurities from concrete.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Keep the surface clean and perform these maintenance activities regularly to improve the appearance of the concrete and extend its life. If necessary, contact the experts who can provide you with professional concrete cleaning services.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/4-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1940\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/4-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/4-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/4-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/4.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Prevention and protective coatings<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Concrete surfaces exposed to external influences may lose their original appearance and functionality over time. In this section you will learn about two main methods of preventive protection and maintenance of concrete: hydrophobic impregnation and application of protective layers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hydrophobic impregnation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Hydrophobic, or water-repellent, impregnation protects concrete surfaces from the penetration of moisture and other harmful substances. These impregnations are often used on the basis of&nbsp;<strong>detergents<\/strong>&nbsp;and increase the service life of concrete.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For the correct application of hydrophobic impregnation, proceed as follows:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>First&nbsp;<strong>clean the surface<\/strong>&nbsp;concrete and remove all dirt and dust.<\/li>\n\n\n\n<li>Then use the appropriate one&nbsp;<strong>applicator<\/strong>, for example a roller or spray device, for evenly applying the impregnation to the concrete surface.<\/li>\n\n\n\n<li>After finishing the application, let the impregnation dry. The drying time may depend on the product used and the humidity of the environment.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1943\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Application of protective layers<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Application of protective layers such as&nbsp;<strong>varnishes<\/strong>, polyurethane coatings or epoxy layers, provides concrete with additional protection against mechanical stress and chemical effects.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Follow these steps when applying protective layers:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>A clean and dry concrete surface is also key here.&nbsp;<strong>Clean the concrete<\/strong>&nbsp;before applying the layer.<\/li>\n\n\n\n<li>Choose the appropriate one&nbsp;<strong>protective coating<\/strong>. When choosing, keep in mind the weight and the environment to which the concrete will be exposed.<\/li>\n\n\n\n<li>Apply the coating evenly using&nbsp;<strong>applicator<\/strong>. Make sure the layer is applied with a consistent thickness.<\/li>\n\n\n\n<li>After application, let the coating dry thoroughly.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Always read and follow the manufacturer&#039;s recommendations for a particular product. Carefully applied protective coatings and hydrophobic impregnation will extend the life of concrete and ensure its long-term protection.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Concrete cleaning in various environments<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Interior concrete<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When cleaning interior concrete, it is important to choose the right cleaning products and procedures to avoid damaging the surface. In the interior, you can normally encounter concrete walls, floors or <a href=\"https:\/\/www.camaxis.cz\/en\/formy-na-schody\/\"><strong>stairs<\/strong><\/a>. The following methods will help you keep your concrete clean:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>To delete&nbsp;<strong>impurities<\/strong>&nbsp;and light deposits on concrete floors&nbsp;<strong>mop<\/strong>&nbsp;and&nbsp;<strong>quality cleaning products<\/strong>&nbsp;(with regard to pH).<\/li>\n\n\n\n<li>It can be used for deep cleaning of concrete surfaces, for example when removing strong stains&nbsp;<strong>hydrochloric acid, sulfuric acid, sodium acetate or sodium chloride<\/strong>. Always follow the appropriate safety instructions when using strong chemicals.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Concrete in the exterior<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Concrete outdoors, such as walkways, patios or garden paths, is often exposed to environmental contaminants such as sand, dust and plant material deposits, but it also discolours and can be overgrown with algae or moss. Several methods for keeping exterior concrete clean include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pressure washing method.<\/strong>&nbsp;Pressure washing is an effective cleaning method that uses high-pressure water to remove dirt from the concrete surface. It helps to remove heavy contamination such as paints, adhesives and other building work residues.<\/li>\n\n\n\n<li><strong>Using bleach or natural cleaners<\/strong>, such as vinegar, can be an effective way to clean concrete without using a pressure washer.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">When cleaning concrete, whether interior or exterior, it is important to regularly check the condition of the surface and keep it clean in order to extend its life and preserve the aesthetic value of the object.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/3-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1941\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/3-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/3-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/3-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/3.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">The most common problems and their solutions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Fats and oils<\/strong>: One of the most common problems when cleaning concrete is grease and oil stains. You can use degreaser or brake cleaner to remove these impurities. Apply the product to the stain and let it act according to the manufacturer&#039;s instructions. Then clean the surface with a brush with hard bristles and rinse with clean water.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Mosses and algae<\/strong>: Mosses and algae can also cause problems on concrete surfaces, especially outdoors. To remove this dirt, it is advisable to use a detergent or biocide. First, clean the surface with a coarse brush and then apply the product. Leave to act according to the manufacturer&#039;s instructions and then rinse with clean water.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Cracks and dents<\/strong>: Cracks and dents in concrete can cause aesthetic and functional problems. To solve them, it is first necessary to clean the damaged concrete and steel reinforcement from rust. After that, you can use special repair mortars and sealants for concrete, which you can use to fill cracks and hollows. Carefully follow the manufacturer&#039;s instructions for correct application of repair materials.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>For cleaning grease and oil<\/strong>: brake degreaser or cleaner<\/li>\n\n\n\n<li><strong>To remove moss and algae<\/strong>: detergent or biocide<\/li>\n\n\n\n<li><strong>For repairing cracks and dents<\/strong>: repair mortars and sealants<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">It is important to follow the manufacturer&#039;s instructions when using cleaning and repair products to achieve optimal results. Thorough and regular cleaning and maintenance of concrete surfaces ensures their long life and aesthetic appearance.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/2-1024x538.jpg\" alt=\"\u010di\u0161t\u011bn\u00ed betonu\" class=\"wp-image-1942\" srcset=\"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/2-1024x538.jpg 1024w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/2-300x158.jpg 300w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/2-768x403.jpg 768w, https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/2.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion and summary<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Concrete cleaning<\/strong>&nbsp;is an important process for maintaining the quality and appearance of concrete surfaces. Here are some aspects you should watch out for:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Maintenance<\/strong>: Regular maintenance helps prevent rapid concrete wear. Make sure you regularly remove dust, dirt and grime from the surface.<\/li>\n\n\n\n<li><strong>Choosing the right tools and procedures<\/strong>: Using any of the methods and procedures such as steam cleaning, brushing or pressure cleaning will significantly improve the quality of concrete cleaning.<\/li>\n\n\n\n<li><strong>Treatment of concrete<\/strong>: Precautions during concreting in adverse climatic conditions, such as low temperatures, it is necessary to minimize negative effects on fresh and young concrete.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">When you keep concrete surfaces in excellent condition, you contribute to increasing the life of concrete structures and improving their aesthetic appearance.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQs<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1704196605006\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">How to remove stains from a concrete surface?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>To remove stains from the concrete surface, you can use a cleaning agent or bleach. First, remove objects and a layer of dust or dirt from the concrete. Then apply the cleaning agent and let it act according to the manufacturer&#039;s recommendations. Finally, rinse the surface with water and let it dry.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1704196613483\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">What are the methods of polishing concrete?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Different polishing methods can be used to achieve a smooth and shiny concrete surface. The most common of them is the mechanical polishing of the concrete surface using special grinding and polishing machines. The use of wax emulsion can also improve the appearance and protection of the concrete surface.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1704196620197\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">How is concrete paving cleaned?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>When cleaning concrete paving, it is important to first remove all objects from the surface. Then the surface needs to be freed of dust and dirt, which can be done with a soft-bristled brush and water. After cleaning, you can use a natural cleaner or vinegar on the tiles, which acts as a disinfectant.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1704196627083\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">How to effectively remove dried concrete?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>Removing dried concrete requires patience and the right tools. You can use a metal brush or spatula, but for very hard layers, we recommend using a hammer and chisel or even an electric chipper with safety gloves, goggles and headphones.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1704196667653\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">What products are suitable for cleaning interlocking tiles?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>It is advisable to use non-aggressive cleaning agents that do not contain strong chemicals and are not harmful to concrete or the surrounding environment for cleaning interlocking paving. Natural cleaners such as vinegar or lemon juice can be effective in cleaning interlocking tiles. Always follow the manufacturer&#039;s instructions.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1704196675873\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\">How to clean old concrete?<\/h3>\n<div class=\"rank-math-answer\">\n\n<p>When cleaning old concrete, it is important to proceed carefully to avoid damaging the surface. First, remove the layer of dust and dirt with a soft-bristled brush and water. Then a natural cleaner such as vinegar or special cleaners for old concrete can be used. After applying the cleaning agent, rinse the surface with water and let it dry.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u010ci\u0161t\u011bn\u00ed betonu je d\u016fle\u017eit\u00fdm \u00fakolem, kter\u00fd p\u0159isp\u00edv\u00e1 k udr\u017eov\u00e1n\u00ed \u017eivotnosti betonov\u00fdch povrch\u016f. Beton je \u010dasto pou\u017e\u00edv\u00e1n v r\u016fzn\u00fdch stavebn\u00edch aplikac\u00edch a exteri\u00e9rech, jako jsou podlahy, chodn\u00edky, zdi a z\u00e1mkov\u00e1 dla\u017eba. A\u010dkoli je beton trvanliv\u00fd a odoln\u00fd materi\u00e1l, je n\u00e1chyln\u00fd k usazov\u00e1n\u00ed prachu, mastnot, \u0159as a mechu, kter\u00e9 mohou zp\u016fsobit jeho zne\u010di\u0161t\u011bn\u00ed a zhor\u0161en\u00ed vzhledu. Existuje [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1943,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[9],"tags":[],"class_list":["post-1937","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"jetpack_featured_media_url":"https:\/\/www.camaxis.cz\/wp-content\/uploads\/2024\/01\/6.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/posts\/1937","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/comments?post=1937"}],"version-history":[{"count":2,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/posts\/1937\/revisions"}],"predecessor-version":[{"id":1952,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/posts\/1937\/revisions\/1952"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/media\/1943"}],"wp:attachment":[{"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/media?parent=1937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/categories?post=1937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.camaxis.cz\/en\/wp-json\/wp\/v2\/tags?post=1937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}