{"id":5352,"date":"2026-11-06T00:35:41","date_gmt":"2026-11-06T08:35:41","guid":{"rendered":"https:\/\/www.26yc.com\/tools\/selection-guide\/"},"modified":"2026-11-06T00:35:41","modified_gmt":"2026-11-06T08:35:41","slug":"selection-guide","status":"publish","type":"page","link":"https:\/\/www.26yc.com\/es\/tools\/selection-guide\/","title":{"rendered":"Air-to-Air Heat Exchanger Types Compared"},"content":{"rendered":"<p>Plate, enthalpy plate, rotary wheel, heat pipe and run-around coil each solve a different air-side problem. This comparison matrix puts leakage, effectiveness, pressure drop, frost behaviour and maintenance side by side, then walks through a five-step decision flow. Use it together with the application selector when you need a defensible first-pass choice for a specification.<\/p>\n<style>\r\n.yc-tp-selection-guide{font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#222;line-height:1.6;--ink:#1a3c5e;--accent:#0f6e56;--bg:#f5f8fa;--card:#fff;--line:#dce4ea;--muted:#5f6b75}\r\n.yc-tp-selection-guide h1{color:var(--ink);font-size:27px;margin:8px 0 6px;line-height:1.25}\r\n.yc-tp-selection-guide .lead{color:var(--muted);margin:0 0 22px;font-size:16px}\r\n.yc-tp-selection-guide .card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}\r\n.yc-tp-selection-guide .card h2{font-size:16px;margin:0 0 12px;color:var(--accent);text-transform:uppercase;letter-spacing:.04em}\r\n.yc-tp-selection-guide .rule{background:#eaf3ef;border:1px solid #bfe0d2;border-left:4px solid var(--accent);border-radius:8px;padding:14px 16px;margin:0 0 22px;font-size:14px}\r\n.yc-tp-selection-guide .rule b{color:var(--ink)}\r\n.yc-tp-selection-guide table.cmp{width:100%;border-collapse:collapse;font-size:13.5px;margin-top:4px}\r\n.yc-tp-selection-guide table.cmp th, .yc-tp-selection-guide table.cmp td{border:1px solid var(--line);padding:9px 10px;vertical-align:top;text-align:left}\r\n.yc-tp-selection-guide table.cmp thead th{background:var(--ink);color:#fff;font-size:13px}\r\n.yc-tp-selection-guide table.cmp thead th:first-child{background:#27496b}\r\n.yc-tp-selection-guide table.cmp tbody th{background:#eef3f7;color:var(--ink);font-weight:600;white-space:nowrap}\r\n.yc-tp-selection-guide table.cmp td.good{background:#eaf3ef}\r\n.yc-tp-selection-guide table.cmp td.warn{background:#fff6e8}\r\n.yc-tp-selection-guide .steps{counter-reset:s;list-style:none;padding:0;margin:0}\r\n.yc-tp-selection-guide .steps li{position:relative;padding:10px 0 10px 44px;border-bottom:1px solid var(--line);font-size:14.5px}\r\n.yc-tp-selection-guide .steps li:before{counter-increment:s;content:counter(s);position:absolute;left:0;top:8px;width:28px;height:28px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px}\r\n.yc-tp-selection-guide .grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:6px}\r\n.yc-tp-selection-guide .pc{border:1px solid var(--line);border-radius:10px;padding:14px;background:#fff}\r\n.yc-tp-selection-guide .pc h3{margin:0 0 6px;font-size:15px;color:var(--ink)}\r\n.yc-tp-selection-guide .pc .tag{display:inline-block;font-size:11px;background:#eef3f7;color:var(--muted);border-radius:20px;padding:2px 9px;margin:2px 3px 6px 0}\r\n.yc-tp-selection-guide .pc a{color:var(--accent);text-decoration:none;font-weight:600;font-size:13.5px}\r\n.yc-tp-selection-guide .pc p{font-size:13px;color:var(--muted);margin:6px 0 8px}\r\n.yc-tp-selection-guide .cta{margin-top:8px;background:#eaf3ef;border:1px solid #bfe0d2;border-radius:12px;padding:18px}\r\n.yc-tp-selection-guide .cta h2{margin:0 0 8px;color:var(--ink);font-size:18px}\r\n.yc-tp-selection-guide .cta a.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:10px 16px;border-radius:8px;font-weight:500;margin-top:8px}\r\n.yc-tp-selection-guide .cta .phone{font-weight:600;color:var(--ink)}\r\n.yc-tp-selection-guide .links{margin-top:14px;font-size:13px;color:var(--muted)}\r\n.yc-tp-selection-guide .links a{color:var(--accent);text-decoration:none}\r\n@media(max-width:640px){.yc-tp-selection-guide table.cmp{font-size:12px}\r\n.yc-tp-selection-guide table.cmp th, .yc-tp-selection-guide table.cmp td{padding:6px 6px}}\r\n<\/style>\r\n<div class=\"yc-tp yc-tp-selection-guide\">\r\n\r\n  \r\n  <p class=\"lead\">Plate, rotary wheel, heat pipe, enthalpy plate and run-around coil each win in different applications. Use the matrix to compare them at a glance, then follow the decision flow to pick the right core.<\/p>\r\n\r\n  <div class=\"rule\">\r\n    <b>Selection rules of thumb (QIYU engineering):<\/b> mines, contaminated or dusty exhaust &rarr; <b>heat pipe or plate, never a rotary wheel<\/b> (a wheel carries contaminants back into supply). Data centers \/ clean rooms &rarr; <b>plate or indirect evaporative, not a wheel<\/b>. Drying exhaust humidity recovery &rarr; <b>sensible plate only<\/b>. Pharma \/ clean exhaust &rarr; <b>isolated core, no air recirculation<\/b>. Boiler flue gas &rarr; <b>condensing \/ white-plume-abatement system<\/b>, not a standard HVAC core.\r\n  <\/div>\r\n\r\n  <div class=\"card\">\r\n    <h2>Side-by-side comparison<\/h2>\r\n    <table class=\"cmp\">\r\n      <thead>\r\n        <tr><th>Attribute<\/th><th>Sensible Plate<br>(aluminum)<\/th><th>Enthalpy Plate<br>(membrane)<\/th><th>Rotary Wheel<\/th><th>Tubo de calor<\/th><th>Run-Around Coil<\/th><\/tr>\r\n      <\/thead>\r\n      <tbody>\r\n        <tr><th>Heat-transfer mechanism<\/th><td>Solid-wall conduction<\/td><td>Membrane + moisture permeation<\/td><td>Rotating thermal mass<\/td><td>Phase-change working fluid<\/td><td>Two coils + circulating fluid<\/td><\/tr>\r\n        <tr><th>Energy recovered<\/th><td>Heat only<\/td><td class=\"good\">Heat + some moisture<\/td><td class=\"good\">Heat + moisture<\/td><td>Heat only<\/td><td>Heat only<\/td><\/tr>\r\n        <tr><th>Eficacia t\u00edpica<\/th><td>60&ndash;75%<\/td><td>55&ndash;70%<\/td><td class=\"good\">70&ndash;85%<\/td><td>50&ndash;65%<\/td><td>45&ndash;65%<\/td><\/tr>\r\n        <tr><th>Riesgo de contaminacion cruzada<\/th><td class=\"good\">None (separated)<\/td><td class=\"good\">None (membrane)<\/td><td class=\"warn\">Small carry-over<\/td><td class=\"good\">None (separated)<\/td><td class=\"good\">None (piped)<\/td><\/tr>\r\n        <tr><th>Piezas m\u00f3viles<\/th><td class=\"good\">Ninguno<\/td><td class=\"good\">Ninguno<\/td><td class=\"warn\">Motor + seal<\/td><td class=\"good\">Ninguno<\/td><td class=\"warn\">Pump (optional)<\/td><\/tr>\r\n        <tr><th>Pressure drop<\/th><td>Medium<\/td><td>Medium&ndash;high<\/td><td>Medium<\/td><td>Low&ndash;medium<\/td><td>Low&ndash;medium<\/td><\/tr>\r\n        <tr><th>Frost tolerance<\/th><td class=\"warn\">Needs strategy<\/td><td class=\"warn\">Needs strategy<\/td><td class=\"warn\">Needs strategy<\/td><td class=\"good\">Buena<\/td><td class=\"good\">Good (fluid)<\/td><\/tr>\r\n        <tr><th>Relative cost<\/th><td class=\"good\">Low&ndash;mid<\/td><td>Mid<\/td><td>Mid&ndash;high<\/td><td>Mid<\/td><td>Mid&ndash;high<\/td><\/tr>\r\n        <tr><th>Mejor para<\/th><td>Isolation, cost, drying<\/td><td>Isolation + humidity<\/td><td>Shared air, high humidity<\/td><td>Compact, frost, isolation<\/td><td>Strict isolation, remote loops<\/td><\/tr>\r\n        <tr><th>Avoid when<\/th><td>Max efficiency needed<\/td><td>Budget tight<\/td><td class=\"warn\">Streams risk-separated<\/td><td>Highest recovery needed<\/td><td>Space\/complexity limited<\/td><\/tr>\r\n      <\/tbody>\r\n    <\/table>\r\n  <\/div>\r\n\r\n  <div class=\"card\">\r\n    <h2>Decision flow<\/h2>\r\n    <ol class=\"steps\">\r\n      <li><b>Are the two airstreams risk-separated?<\/b> (exhaust carries fumes, dust, pathogens, odors) &mdash; If <b>yes<\/b>, use a separated core (sensible plate, enthalpy plate, heat pipe, or run-around coil). Never a rotary wheel.<\/li>\r\n      <li><b>Do you need moisture (latent) recovery?<\/b> &mdash; If <b>yes<\/b> and streams are shared, an <b>enthalpy rotary wheel<\/b> gives the highest total effectiveness. If streams are separated, use an <b>enthalpy (membrane) plate<\/b> core.<\/li>\r\n      <li><b>Is this a contaminated \/ mine \/ pharma \/ data-center exhaust?<\/b> &mdash; Pick <b>heat pipe<\/b> or <b>sensible plate<\/b>; these tolerate dust and guarantee isolation.<\/li>\r\n      <li><b>Priority?<\/b> &mdash; <b>Max efficiency<\/b> &rarr; rotary wheel (shared air only). <b>Compact \/ freeze-tolerant \/ easy retrofit<\/b> &rarr; heat pipe. <b>Lowest cost \/ robust<\/b> &rarr; sensible plate. <b>Remote or strictly isolated loops<\/b> &rarr; run-around coil.<\/li>\r\n      <li><b>Cold climate?<\/b> &mdash; Add freeze protection: preheat, bypass, or choose a heat-pipe \/ run-around design that tolerates frost better.<\/li>\r\n    <\/ol>\r\n    <p class=\"links\">Still unsure? <a href=\"https:\/\/www.26yc.com\/es\/tools\/application-wizard\/\">Open the application selector &rarr;<\/a><\/p>\r\n  <\/div>\r\n\r\n  <div class=\"card\">\r\n    <h2>Core types &amp; products<\/h2>\r\n    <div class=\"grid4\">\r\n      <div class=\"pc\">\r\n        <h3>Sensible Plate<\/h3>\r\n        <span class=\"tag\">Heat only<\/span><span class=\"tag\">No moving parts<\/span><span class=\"tag\">Isolated<\/span>\r\n        <p>Counter- or cross-flow aluminum core. Cheapest, most robust, ideal for drying, mines and contaminated exhaust.<\/p>\r\n        <a href=\"https:\/\/www.26yc.com\/es\/products\/plate-heat-exchanger\/\">Plate exchangers &rarr;<\/a>\r\n      <\/div>\r\n      <div class=\"pc\">\r\n        <h3>Enthalpy Plate<\/h3>\r\n        <span class=\"tag\">Heat + moisture<\/span><span class=\"tag\">Isolated<\/span>\r\n        <p>Membrane\/polymer core that also transfers humidity with zero mixing &mdash; the only latent option for separated streams.<\/p>\r\n        <a href=\"https:\/\/www.26yc.com\/es\/products\/air-to-air-heat-exchanger\/\">Air-to-air range &rarr;<\/a>\r\n      <\/div>\r\n      <div class=\"pc\">\r\n        <h3>Rotary Wheel<\/h3>\r\n        <span class=\"tag\">Heat + moisture<\/span><span class=\"tag\">Highest &epsilon;<\/span><span class=\"tag\">Moving part<\/span>\r\n        <p>Enthalpy or sensible wheel for shared-building air with the highest recovery (70&ndash;85%). Not for separated streams.<\/p>\r\n        <a href=\"https:\/\/www.26yc.com\/es\/products\/rotary-heat-wheel\/\">Rotary wheel &rarr;<\/a>\r\n      <\/div>\r\n      <div class=\"pc\">\r\n        <h3>Tubo de calor<\/h3>\r\n        <span class=\"tag\">Heat only<\/span><span class=\"tag\">Compact<\/span><span class=\"tag\">Freeze-tolerant<\/span>\r\n        <p>Passive phase-change core, no motor, easy retrofit, excellent for mines, pharma and cold climates.<\/p>\r\n        <a href=\"https:\/\/www.26yc.com\/es\/products\/heat-pipe-heat-exchanger\/\">Heat pipe &rarr;<\/a>\r\n      <\/div>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <section class=\"cta\">\r\n    <h2>Need a sizing or a second opinion?<\/h2>\r\n    <p>Send us your airflow, temperatures and exhaust description &mdash; our engineers will specify the core, freeze protection and pressure budget for your exact duty.<\/p>\r\n    <p class=\"phone\">Call: 15753355505<\/p>\r\n    <a class=\"btn\" href=\"https:\/\/www.26yc.com\/es\/contact-us\/\">Request a quote &rarr;<\/a>\r\n    <div class=\"links\">\r\n      Related:\r\n      <a href=\"https:\/\/www.26yc.com\/es\/tools\/application-wizard\/\">Application selector<\/a> &middot;\r\n      <a href=\"https:\/\/www.26yc.com\/es\/tools\/standards-glossary\/\">Standards &amp; glossary<\/a> &middot;\r\n      <a href=\"https:\/\/www.26yc.com\/es\/tools\/unit-converter\/\">Unit converter<\/a> &middot;\r\n      <a href=\"https:\/\/www.26yc.com\/es\/tools\/frost-estimator\/\">Frost estimator<\/a> |\r\n      <a href=\"https:\/\/www.26yc.com\/es\/industrial\/heat-exchanger\/\">Heat exchanger guide<\/a> &middot;\r\n      <a href=\"https:\/\/www.26yc.com\/es\/heat-recovery\/\">Heat recovery articles<\/a>\r\n    <\/div>\r\n  <\/section>\r\n\r\n<\/div>\n<h2>How to use this tool in a specification<\/h2>\n<p>These results are a first-pass screening aid. Confirm the duty point against certified test data (EN 308 \/ AHRI 1060), the applicable energy code, and the manufacturer datasheet before issuing a purchase specification. For a verified sizing, <a href=\"\/es\/contact-us\/\">send us your airflow and temperatures<\/a>.<\/p>\n<h2>Frequently asked questions<\/h2>\n<h3>Which heat exchanger recovers both heat and moisture?<\/h3>\n<p>Only total-energy (enthalpy) devices transfer latent load: an enthalpy rotary wheel and an enthalpy (membrane\/polymer) plate core. Sensible plate, sensible rotary wheel, heat pipe and run-around coil move heat only and pass no moisture.<\/p>\n<h3>What is the most contamination-safe heat exchanger?<\/h3>\n<p>Any type with physically separated airstreams: sensible plate, enthalpy plate, heat pipe and run-around coil. They guarantee zero mixing. A rotary wheel transfers a small fraction of exhaust into supply each revolution, so it is not used where streams are risk-separated (mines, pharma, contaminated exhaust).<\/p>\n<h2>Continue reading<\/h2>\n<p>Related: <a href=\"\/es\/tools\/application-wizard\/\">application selector<\/a>, <a href=\"\/es\/plate-vs-rotary-vs-heat-pipe\/\">placa vs rotativa vs tubo de calor<\/a>, <a href=\"\/es\/products\/plate-heat-exchanger\/\">intercambiador de placas<\/a> &middot; <a href=\"\/es\/tools\/\">all heat recovery tools<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Plate, enthalpy plate, rotary wheel, heat pipe and run-around coil each solve a different air-side problem. This comparison matrix puts leakage, effectiveness, pressure drop, frost behaviour and maintenance side by side, then walks through a five-step decision flow. Use it together with the application selector when you need a defensible first-pass choice for a specification. [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"parent":5323,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5352","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/pages\/5352","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/types\/page"}],"replies":[{"embeddable":true,"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/comments?post=5352"}],"version-history":[{"count":0,"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/pages\/5352\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/pages\/5323"}],"wp:attachment":[{"href":"https:\/\/www.26yc.com\/es\/wp-json\/wp\/v2\/media?parent=5352"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}