{"version":"1.0","provider_name":"Produttore rinomato di grigliati in acciaio cinesi, passerelle portacavi in acciaio inox e ringhiere","provider_url":"https:\/\/www.steelgratingchina.com\/it","author_name":"adminwxzd","author_url":"https:\/\/www.steelgratingchina.com\/it\/author\/adminwxzd\/","title":"High\u2011Security Close Mesh Grating - China Steel grating, stainless steel cable tray, railing, well-known manufacturer","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xmoHq78L87\"><a href=\"https:\/\/www.steelgratingchina.com\/it\/product_new\/high-security-close-mesh-grating\/\">Griglia a maglie fitte ad alta sicurezza<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.steelgratingchina.com\/it\/product_new\/high-security-close-mesh-grating\/embed\/#?secret=xmoHq78L87\" width=\"600\" height=\"338\" title=\"&#8220;High\u2011Security Close Mesh Grating&#8221; &#8212; China Steel grating, stainless steel cable tray, railing, well-known manufacturer\" data-secret=\"xmoHq78L87\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.steelgratingchina.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/High\u2011Security-Close-Mesh-Grating.webp","thumbnail_width":800,"thumbnail_height":600,"description":"Introduction Industrial elevated platforms, municipal public infrastructures, offshore energy facilities, and restricted perimeter sites face persistent safety threats including personnel falls, object dropping, vandalism, and unauthorized penetration. Standard steel gratings with common mesh spacing can deliver basic ventilation and drainage but fail to provide reliable safety barriers, leaving large enough gaps for tools, debris, or [&hellip;]"}