{"id":3081,"date":"2022-09-24T16:32:52","date_gmt":"2022-09-24T16:32:52","guid":{"rendered":"https:\/\/p69.com.vn\/?p=3081"},"modified":"2022-09-29T08:32:37","modified_gmt":"2022-09-29T08:32:37","slug":"lap-dat-he-thong-chua-chay-bang-bot-foam","status":"publish","type":"post","link":"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/","title":{"rendered":"Detailed instructions for installing a foam fire suppression system"},"content":{"rendered":"<p>Installation of foam fire extinguishing systems, which are used in certain locations with a high danger of fire and explosion, requires the right foam concentrates, foam mixing systems, and foaming equipment, as well as the efficient blending of these components in a fire extinguishing system.<\/p>\n<p>How does a foam fire suppression system work, then? Why is a foam fire suppression system installed, and how is it installed? In the next post, let&#8217;s find out with the help of <a href=\"https:\/\/p69.com.vn\/\" target=\"_blank\" rel=\"noopener\"><strong>P69 Company<\/strong><\/a>.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-69d8e039126fe\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-69d8e039126fe\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#What_is_Foam_fire_extinguishing_System\" title=\"What is Foam fire extinguishing System?\">What is Foam fire extinguishing System?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Foam_composition\" title=\"Foam composition.\">Foam composition.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Why_is_it_necessary_to_install_a_foam_fire_suppression_system\" title=\"Why is it necessary to install a foam fire suppression system?\">Why is it necessary to install a foam fire suppression system?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Instructions_for_installing_a_foam_fire_suppression_system\" title=\"Instructions for installing a foam fire suppression system\">Instructions for installing a foam fire suppression system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Some_types_of_Foam_are_used_a_lot\" title=\"Some types of Foam are used a lot\u00a0\">Some types of Foam are used a lot\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Fire_fighting_principle_of_foam_fire_extinguishing_system\" title=\"Fire fighting principle of foam fire extinguishing system\">Fire fighting principle of foam fire extinguishing system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#The_main_equipment_of_Foam_fire_extinguishing_system\" title=\"The main equipment of Foam fire extinguishing system\">The main equipment of Foam fire extinguishing system<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#1_Fire_alarm_push_button\" title=\"1. Fire alarm push button\">1. Fire alarm push button<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#2_Fire_detectors_smoke_heat\" title=\"2. Fire detectors (smoke, heat)\">2. Fire detectors (smoke, heat)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#3_Central_control_cabinet\" title=\"3. Central control cabinet\">3. Central control cabinet<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#4_Horns_bells_fire_lights\" title=\"4. Horns, bells, fire lights\">4. Horns, bells, fire lights<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#5_Foam_nozzle\" title=\"5. Foam nozzle\">5. Foam nozzle<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#6_Compound_tank\" title=\"6. Compound tank\">6. Compound tank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#7_Powder_Mix_Foam\" title=\"7. Powder Mix Foam\">7. Powder Mix Foam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#8_Pipes_Foam_nozzles\" title=\"8. Pipes, Foam nozzles\">8. Pipes, Foam nozzles<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/p69.com.vn\/en\/lap-dat-he-thong-chua-chay-bang-bot-foam\/#Contact_information_P69_-_M_E_Contractor\" title=\"Contact information P69 \u2013 M&amp;E Contractor\">Contact information P69 \u2013 M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_Foam_fire_extinguishing_System\"><\/span>What is Foam fire extinguishing System?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Foam fire extinguisher system is a foam fire suppression system that, when activated, releases a foam covering the surface of gasoline, oil, etc, separating flammable liquids from air and fire, thereby the fire is extinguished.<\/p>\n<p>Foam fire extinguishing system Foam works on the principle of primary isolation.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Foam_composition\"><\/span><strong>Foam composition.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Foam is created by 3 components: water, concentrated foam, and air. Water is mixed with foam concentrate, forming a foam solution. This solution is mixed with air (aspirated by air) to produce a type of firefighting foam, which is bulkier, durable, air-filled, and has a smaller density than oil, gasoline, or water.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_is_it_necessary_to_install_a_foam_fire_suppression_system\"><\/span><strong>Why is it necessary to install a foam fire suppression system?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_3083\" aria-describedby=\"caption-attachment-3083\" style=\"width: 888px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3083 size-full\" title=\"T\u1ea1i sao c\u1ea7n ph\u1ea3i l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam?\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/lap_dat_he_thong_chua_chay_bot_foam_c6616b1a43804fc198ed90a71cc8c110_master.jpg\" alt=\"T\u1ea1i sao c\u1ea7n ph\u1ea3i l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam?\" width=\"888\" height=\"591\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/lap_dat_he_thong_chua_chay_bot_foam_c6616b1a43804fc198ed90a71cc8c110_master.jpg 888w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/lap_dat_he_thong_chua_chay_bot_foam_c6616b1a43804fc198ed90a71cc8c110_master-300x200.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/lap_dat_he_thong_chua_chay_bot_foam_c6616b1a43804fc198ed90a71cc8c110_master-768x511.jpg 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/lap_dat_he_thong_chua_chay_bot_foam_c6616b1a43804fc198ed90a71cc8c110_master-600x399.jpg 600w\" sizes=\"auto, (max-width: 888px) 100vw, 888px\" \/><figcaption id=\"caption-attachment-3083\" class=\"wp-caption-text\"><em>Why is it necessary to install a foam fire suppression system?<\/em><\/figcaption><\/figure>\n<p>Foam fire extinguishing system is widely applied in areas with high risk of fire and explosion such as petrol tanks, chemical warehouses, etc.<\/p>\n<p>Foam is used to fight fires\u00a0 for classes A, B.<\/p>\n<p>Foam fire extinguishing system is a very effective fire fighting system for flammable and explosive substances such as gasoline, oil, paint and areas with high explosion risk,&#8230; Foam effectively extinguishes indoor and outdoor fires.<\/p>\n<p>Foam fire extinguishing system helps to reduce the amount of water need to put out the fire. This means minimizing the damage of equipment and utensils, reducing environmental pollution caused by sprayed water, especially in places where hazardous substances are contained.<\/p>\n<p>With high expansion foam, there is almost no damage to goods and equipment. After only a short time, the space that is extinguished with Foam will return to normal<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Instructions_for_installing_a_foam_fire_suppression_system\"><\/span>Instructions for installing a foam fire suppression system<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8211; <strong>Step 1:<\/strong> Survey the common ground, measure and then design into a complete drawing, dissect up the exact and specific volume of equipment and materials, immediately after being approved, proceed with construction.<\/p>\n<p>&#8211;<strong> Step 2:<\/strong> Based on the drawing, prepare to measure, mark and cut to be suitable for the installation of the fire fighting system.<\/p>\n<p>&#8211; <strong>Step 3:<\/strong> Install the compound tank, underground pipes and upper pipes in accordance with the requirements of the drawing on location and must be fixed and fastened according to each structure of the floor.<\/p>\n<p>&#8211;<strong> Step 4:<\/strong> Connect pipes, install pipes, Foam nozzles and accessories according to technical requirements.<\/p>\n<p>&#8211; <strong>Step 5:<\/strong> Perform cleaning and cleaning of pipes, valves and fittings at the installation location.<\/p>\n<p>&#8211;<strong> Step 6:<\/strong> Test pressure, pipe leakage.<\/p>\n<p>&#8211; <strong>Step 7:<\/strong> Connect to complete the system.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Some_types_of_Foam_are_used_a_lot\"><\/span><strong>Some types of Foam are used a lot\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>+ Foam AFFF is a foam that will create a mist over the plane of hydrocarbon fuels.<\/p>\n<p>+ Foam ARC (alcohol-resistant concentrate) is a foam that will create a sticky film on the plane of the insoluble fuel.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Fire_fighting_principle_of_foam_fire_extinguishing_system\"><\/span>Fire fighting principle of foam fire extinguishing system<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>When the detector detects a fire and transmits the signal to the control center cabinet will quickly transmit the signal to the output devices (horns, bell, fire alarm lights). When the temperature in the fire area reaches about 60\u00b0C to 80\u00b0C, the Sprinkler head breaks, water sprays out system pressure drops, the\u00a0 pump automatically activates to supply water to the compound tank.<\/p>\n<p>When the water passes through the pipeline, the solenoid valve will open, a apart of the water will go into the Foam tank to create pressure with the Foam storage cabinet inside the tank and this pressure will push the foam out in the direction of the nozzle to Cover the fire area.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_main_equipment_of_Foam_fire_extinguishing_system\"><\/span><strong>The main equipment of Foam fire extinguishing system<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The main equipment of the foam fire extinguishing system includes:<\/p>\n<figure id=\"attachment_3084\" aria-describedby=\"caption-attachment-3084\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3084 size-full\" title=\"C\u00e1c thi\u1ebft b\u1ecb ch\u00ednh c\u1ee7a\u00a0h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/he-thong-chua-chay-foam-an-do-0.jpg\" alt=\"C\u00e1c thi\u1ebft b\u1ecb ch\u00ednh c\u1ee7a\u00a0h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam\" width=\"800\" height=\"319\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/he-thong-chua-chay-foam-an-do-0.jpg 800w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/he-thong-chua-chay-foam-an-do-0-300x120.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/he-thong-chua-chay-foam-an-do-0-768x306.jpg 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/09\/he-thong-chua-chay-foam-an-do-0-600x239.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-3084\" class=\"wp-caption-text\"><em>The main equipment of Foam fire extinguishing<\/em><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"1_Fire_alarm_push_button\"><\/span><strong>1. Fire alarm push button<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Fire alarm push button is connected to fire alarm and fire fighting system, used manually by human. When detecting a fire, the detector only needs to press the button, the signal will quickly transmit information to the central cabinet.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Fire_detectors_smoke_heat\"><\/span>2. Fire detectors (smoke, heat)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Fire detector is a device sensitive to fire incidents, responsible for detecting fire and transmitting information to the central control cabinet.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Central_control_cabinet\"><\/span>3. Central control cabinet<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The central control cabinet is capable of monitoring and controlling the equipment in the fire fighting system.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4_Horns_bells_fire_lights\"><\/span>4. Horns, bells, fire lights<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Horns, bells and fire alarm lights are arranged right in front of the door to the room to promptly notify people inside about the fire incident.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5_Foam_nozzle\"><\/span>5. Foam nozzle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>When a fire or explosion occurs, the foam nozzles will absorb the surrounding heat, when the temperature reaches the explosion temperature threshold, the mercury-containing particles will be broken, creating a way for the foam to spray and cover the fire.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"6_Compound_tank\"><\/span>6. Compound tank<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Compound tank is a system consisting of a pressure tank inside a thick rubber bag to contain Foam, using water pressure to squeeze the rubber bag, pushing the foam out into the foam mixer.<\/p>\n<p>Comes with the tank are valve accessories, rubber bag (pre-installed inside), mixer, chemical inlet and outlet valves, water discharge valve, vent valve.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"7_Powder_Mix_Foam\"><\/span>7. Powder Mix Foam<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Foam mixing powder has the effect of releasing a concentrated amount of foam powder into the water source at the design rate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"8_Pipes_Foam_nozzles\"><\/span>8. Pipes, Foam nozzles<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The foam nozzle is attached directly to the foam nozzle. When there is a fire, the foam will be mixed and distributed through the duct, to the nozzle and through the nozzle to cover the fire area.<\/p>\n<p>Contact us today for a free consultation and answer at:<\/p>\n<div dir=\"auto\">\n<h2><span class=\"ez-toc-section\" id=\"Contact_information_P69_-_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span>Contact information P69 \u2013 M&amp;E Contractor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Address: No. 6\/165C Xuan Thuy, Cau Giay District, Hanoi<\/p>\n<p>Website: https:\/\/p69.com.vn\/<\/p>\n<p>Hotline : 02437688156 \u2013 0965937799<\/p>\n<p>Email: kd@cokhip69.com.vn<\/p>\n<p>Facebook:\u00a0<a href=\"https:\/\/www.facebook.com\/p69nhathaucodien\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/www.facebook.com\/p69nhathaucodien<\/a><\/p>\n<p>LinkedIn:\u00a0<a href=\"https:\/\/www.linkedin.com\/in\/congtyp69\/\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/www.linkedin.com\/in\/congtyp69\/<\/a><\/p>\n<p>Youtube :\u00a0<a href=\"https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA<\/a><\/p>\n<\/div>\n<p><\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;3081&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;3&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (3 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (3 votes)    <\/div>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Installation of foam fire extinguishing systems, which are used in certain locations with a high danger of fire and explosion, requires the right foam concentrates, foam mixing systems, and foaming equipment, as well as the efficient blending of these components in a fire extinguishing system. How does a foam fire suppression system work, then? Why [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3083,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-3081","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam chi ti\u1ebft<\/title>\n<meta name=\"description\" content=\"Vi\u1ec7c l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y b\u1eb1ng b\u1ecdt Foam \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng t\u1ea1i nh\u1eefng n\u01a1i \u0111\u1eb7c bi\u1ec7t c\u00f3 r\u1ee7i ro cao v\u1ec1 ch\u00e1y n\u1ed5, \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ef1a th\u1eadn tr\u1ecdng\" \/>\n<meta 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