{"version":"1.0","provider_name":"Tempco Blog","provider_url":"https:\/\/www.tempco.it\/blog\/en\/","author_name":"Marco Zambelli","author_url":"https:\/\/www.tempco.it\/blog\/en\/author\/marco\/","title":"Five fingers rule and heat exchangers - Tempco Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"W0j1ejK8GU\"><a href=\"https:\/\/www.tempco.it\/blog\/en\/8801\/five-fingers-rule-and-heat-exchangers\/\">Five fingers rule and heat exchangers<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.tempco.it\/blog\/en\/8801\/five-fingers-rule-and-heat-exchangers\/embed\/#?secret=W0j1ejK8GU\" width=\"600\" height=\"338\" title=\"&#8220;Five fingers rule and heat exchangers&#8221; &#8212; Tempco Blog\" data-secret=\"W0j1ejK8GU\" 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.tempco.it\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"The Five fingers rule when designing and sizing heat exchangers provides the five main parameters we have to know that include the kind of fluid to be heated or cooled and the working fluid, their flow rate and inlet and outlet temperatures involved.","thumbnail_url":"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2026\/10\/tempco-seo-1200.jpg","thumbnail_width":1200,"thumbnail_height":675}