{"id":3159,"date":"2026-06-03T09:04:02","date_gmt":"2026-06-03T09:04:02","guid":{"rendered":"https:\/\/mywarmhome.co.uk\/stage\/?page_id=3159"},"modified":"2026-10-13T08:12:00","modified_gmt":"2026-10-13T08:12:00","slug":"how-heat-pumps-work","status":"publish","type":"page","link":"https:\/\/mywarmhome.co.uk\/stage\/how-heat-pumps-work\/","title":{"rendered":"How Heat Pumps Work"},"content":{"rendered":"\n<div class=\"wp-block-group alignfull mwh-mp1 has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<style>\n.mwh-mp1 { --mwh-teal:#134558; --mwh-ink:#173b49; --mwh-line:#d8ded9; color:var(--mwh-ink); width:100%; max-width:none!important; margin:0!important; font-family:inherit; }\n.mwh-mp1, .mwh-mp1 * { box-sizing:border-box; }\n.mwh-mp1 .wp-block-group, .mwh-mp1 .wp-block-cover { max-width:none; }\n.mwh-mp1 .mwh-mp1__inner, .mwh-mp1 .mwh-mp1__hero-inner { width:min(1320px,calc(100% - 48px)); max-width:1320px!important; margin-inline:auto!important; text-align:left!important; 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}\n.mwh-mp1 .mwh-mp1__body { max-width:940px; margin:8px 0!important; font-size:17px; line-height:1.62; text-align:left!important; }\n.mwh-mp1 .mwh-mp1__actions { margin:17px 0!important; display:flex; gap:12px; flex-wrap:wrap; }\n.mwh-mp1 .mwh-mp1__actions .wp-block-button__link { border-radius:7px; background:#e98143!important; color:#173b49!important; font-weight:800; padding:13px 20px; text-decoration:none; }\n.mwh-mp1 .mwh-mp1__details { margin:20px 0 0!important; padding:16px 20px; border:1px solid #ccd8d4; border-radius:10px; background:#fffdfa; color:var(--mwh-ink); max-width:1000px!important; }\n.mwh-mp1 .mwh-mp1__details summary { cursor:pointer; font-weight:750; color:var(--mwh-teal); line-height:1.45; }\n.mwh-mp1 .mwh-mp1__details p { text-align:left!important; }\n.mwh-mp1 .mwh-mp1__manufacturer-list { columns:3 220px; column-gap:32px; padding-left:23px!important; margin:16px 0 0!important; line-height:1.8; }\n.mwh-mp1 .mwh-mp1__manufacturer-list li { break-inside:avoid; padding-right:6px; overflow-wrap:anywhere; }\n@media (max-width:900px) { .mwh-mp1 .mwh-mp1__nav-grid, .mwh-mp1 .mwh-mp1__grid { grid-template-columns:repeat(2,minmax(0,1fr)); } .mwh-mp1 .mwh-mp1__grid--three { grid-template-columns:repeat(2,minmax(0,1fr)); } }\n@media (max-width:620px) { .mwh-mp1 .mwh-mp1__inner, .mwh-mp1 .mwh-mp1__hero-inner { width:calc(100% - 32px); } .mwh-mp1 .mwh-mp1__hero { min-height:440px!important; padding:56px 0; } .mwh-mp1 .mwh-mp1__nav-grid, .mwh-mp1 .mwh-mp1__grid, .mwh-mp1 .mwh-mp1__grid--three, .mwh-mp1 .mwh-mp1__grid--two { grid-template-columns:1fr; } .mwh-mp1 .mwh-mp1__nav-grid { gap:8px; } .mwh-mp1 .mwh-mp1__nav-item a { padding:10px 14px; } .mwh-mp1 .mwh-mp1__card { padding:21px!important; } }\n<\/style>\n\n\n\n<div class=\"wp-block-cover alignfull has-parallax mwh-mp1__hero\" style=\"min-height:368px;aspect-ratio:unset;\"><div role=\"img\" aria-label=\"heating\" class=\"wp-block-cover__image-background wp-image-3906 size-large has-parallax\" style=\"background-position:50% 50%;background-image:url(https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/09\/heat1-1024x576.png)\"><\/div><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-40 has-background-dim\" style=\"background-color:#134558\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-group mwh-mp1__hero-inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__eyebrow wp-block-paragraph\">MYWARMHOME \/ HEATING EXPLAINED<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">How heat pumps work<\/h1>\n\n\n\n<p class=\"mwh-mp1__hero-lede wp-block-paragraph\">A heat pump uses electricity to collect heat from outside and move it into your home. Here is the four-step cycle, how the warmth reaches your rooms, and what makes a good installation.<\/p>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group alignfull mwh-mp1__chapter-nav has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"background-color:#f3eee4;padding-top:23px;padding-bottom:23px\">\n<div class=\"wp-block-group mwh-mp1__inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__nav-grid has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__nav-item wp-block-paragraph\"><a href=\"#mwh-hp-idea\"><strong>01<\/strong>The simple idea<\/a><\/p>\n\n\n\n<p class=\"mwh-mp1__nav-item wp-block-paragraph\"><a href=\"#mwh-hp-cycle\"><strong>02<\/strong>The four steps<\/a><\/p>\n\n\n\n<p class=\"mwh-mp1__nav-item wp-block-paragraph\"><a href=\"#mwh-hp-types\"><strong>03<\/strong>Types and home heating<\/a><\/p>\n\n\n\n<p class=\"mwh-mp1__nav-item wp-block-paragraph\"><a href=\"#mwh-hp-plan\"><strong>04<\/strong>Planning your system<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull mwh-mp1__section mwh-mp1__section--light has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"mwh-hp-idea\" style=\"background-color:#f3eee4;padding-top:23px;padding-bottom:23px\">\n<div class=\"wp-block-group mwh-mp1__inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__eyebrow wp-block-paragraph\">01 \/ The simple idea<\/p>\n\n\n\n<h2 class=\"wp-block-heading mwh-mp1__section-title\">Move heat, then raise its temperature<\/h2>\n\n\n\n<p class=\"mwh-mp1__section-lede wp-block-paragraph\">The outdoor heat source can feel cold to us and still contain energy a heat pump can collect.<\/p>\n\n\n\n<div class=\"wp-block-group mwh-mp1__callout has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\"><strong>Cold air still contains usable heat.<\/strong> The refrigerant can be colder than the air around it, so heat flows into it even when the weather feels chilly.<\/p>\n<\/div>\n\n\n\n<p class=\"mwh-mp1__body wp-block-paragraph\">A heat pump works much like a fridge in reverse. A fridge moves heat out of its cabinet; a heat pump gathers heat from the air, ground or water and moves it into the heating system. Electricity powers the compressor and circulation.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull mwh-mp1__section mwh-mp1__section--light has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"mwh-hp-cycle\" style=\"background-color:#ffffff;padding-top:23px;padding-bottom:23px\">\n<div class=\"wp-block-group mwh-mp1__inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__eyebrow wp-block-paragraph\">02 \/ The refrigeration cycle<\/p>\n\n\n\n<h2 class=\"wp-block-heading mwh-mp1__section-title\">Four steps that keep repeating<\/h2>\n\n\n\n<p class=\"mwh-mp1__section-lede wp-block-paragraph\">The refrigerant circulates inside a sealed circuit. Your radiators receive heat through the heating water; refrigerant does not flow through them.<\/p>\n\n\n\n<div class=\"wp-block-group mwh-mp1__grid has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Step 01<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Collect<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">A refrigerant absorbs low-temperature heat at an outdoor heat exchanger and evaporates into a gas.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Step 02<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Compress<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">An electric compressor raises the refrigerant\u2019s pressure and temperature.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Step 03<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Release<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">At another heat exchanger, the hot refrigerant transfers heat to water for radiators, underfloor heating or a hot-water cylinder.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Step 04<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Reset<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">An expansion valve reduces its pressure and temperature. The refrigerant returns to collect more heat.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ad58d06a4d99&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ad58d06a4d99\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"737\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/10\/heatpumpinfomain-1024x737.jpg\" alt=\"\" class=\"wp-image-5365\" srcset=\"https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/10\/heatpumpinfomain-1024x737.jpg 1024w, https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/10\/heatpumpinfomain-300x216.jpg 300w, https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/10\/heatpumpinfomain-768x553.jpg 768w, https:\/\/mywarmhome.co.uk\/stage\/wp-content\/uploads\/2026\/10\/heatpumpinfomain.jpg 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull mwh-mp1__section mwh-mp1__section--dark has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"mwh-hp-types\" style=\"background-color:#134558;padding-top:23px;padding-bottom:23px\">\n<div class=\"wp-block-group mwh-mp1__inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__eyebrow wp-block-paragraph\">03 \/ Sources and emitters<\/p>\n\n\n\n<h2 class=\"wp-block-heading mwh-mp1__section-title\">Different sources. The same core idea.<\/h2>\n\n\n\n<p class=\"mwh-mp1__section-lede wp-block-paragraph\">Air, ground and water systems collect heat differently. The indoor system must then deliver the right amount of warmth to every room.<\/p>\n\n\n\n<div class=\"wp-block-group mwh-mp1__grid mwh-mp1__grid--three has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Air source<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Heat from outside air<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">An outdoor unit draws warmth from the air. Air-to-water systems pass this heat to central-heating water.<\/p>\n\n\n\n<p class=\"mwh-mp1__card-link wp-block-paragraph\"><a href=\"https:\/\/mywarmhome.co.uk\/stage\/heat-pump-types-ashp\/\">Explore air source \u2192<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Ground source<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Heat from the ground<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Pipes buried horizontally or in boreholes collect heat from the ground for a heat pump indoors.<\/p>\n\n\n\n<p class=\"mwh-mp1__card-link wp-block-paragraph\"><a href=\"https:\/\/mywarmhome.co.uk\/stage\/heat-pump-types-gshp\/\">Explore ground source \u2192<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Water source<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Heat from water<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">A suitable body of water can provide the heat source, subject to the site, permissions and system design.<\/p>\n\n\n\n<p class=\"mwh-mp1__card-link wp-block-paragraph\"><a href=\"https:\/\/mywarmhome.co.uk\/stage\/heat-pump-types-wshp\/\">Explore water source \u2192<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__subheading\">How the heat reaches your rooms<\/h3>\n\n\n\n<div class=\"wp-block-group mwh-mp1__grid mwh-mp1__grid--three has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Heat delivery<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Radiators<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Existing radiators can sometimes stay. A room-by-room calculation shows whether each one supplies enough heat at the proposed water temperature.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Heat delivery<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Underfloor heating<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">A large floor area can deliver comfortable heat using lower water temperatures when the floor construction and design suit it.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Heat delivery<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Fan convectors<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Fan-assisted units are another option where a compact emitter needs to deliver more heat.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__callout has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"wp-block-paragraph\"><strong>Hot water is part of the design too.<\/strong> Many air-to-water and ground-source systems use a hot-water cylinder. The right arrangement depends on the home, available space and demand.<\/p>\n<\/div>\n\n\n\n<p class=\"mwh-mp1__body wp-block-paragraph\">Hybrid systems combine a heat pump with another heat source, such as a boiler. Whether that arrangement makes sense depends on the property and a proper system design.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull mwh-mp1__section mwh-mp1__section--light has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" id=\"mwh-hp-plan\" style=\"background-color:#f3eee4;padding-top:23px;padding-bottom:23px\">\n<div class=\"wp-block-group mwh-mp1__inner has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__eyebrow wp-block-paragraph\">04 \/ From idea to installation<\/p>\n\n\n\n<h2 class=\"wp-block-heading mwh-mp1__section-title\">Good design makes the difference<\/h2>\n\n\n\n<p class=\"mwh-mp1__section-lede wp-block-paragraph\">A heat pump can work in many kinds of home. The survey and design determine the right size, heat emitters, hot-water setup and controls.<\/p>\n\n\n\n<div class=\"wp-block-group mwh-mp1__grid has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">01 \/ Survey<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Measure heat loss<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Assess the building fabric and ventilation, then calculate heat loss room by room so the heat pump and emitters can be sized.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">02 \/ Emitters<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Check radiators and pipework<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Compare each radiator\u2019s output with its room\u2019s heat loss at the proposed flow temperature; inspect pipework and circulation requirements.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">03 \/ Hot water<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Plan the cylinder<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Check space for a cylinder, hot-water demand and how the system will heat and store domestic hot water.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">04 \/ Operation<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">Set up controls<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Plan location, noise, controls and weather compensation. The installer should explain schedules and sensible temperature settings.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__subheading\">What do COP and SCOP mean?<\/h3>\n\n\n\n<p class=\"mwh-mp1__body wp-block-paragraph\">These figures describe the ratio of useful heat delivered to electricity used. Real running costs also depend on the home, system design, controls and energy tariffs.<\/p>\n\n\n\n<div class=\"wp-block-group mwh-mp1__grid mwh-mp1__grid--two has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">At one test point<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">COP<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Coefficient of Performance compares heat delivered with electricity used under a defined set of conditions.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group mwh-mp1__card has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p class=\"mwh-mp1__card-kicker wp-block-paragraph\">Across a season<\/p>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__card-title\">SCOP<\/h3>\n\n\n\n<p class=\"mwh-mp1__card-copy wp-block-paragraph\">Seasonal Coefficient of Performance estimates the same ratio across a heating season and a range of conditions.<\/p>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading mwh-mp1__subheading\">Before you commit<\/h3>\n\n\n\n<p class=\"mwh-mp1__body wp-block-paragraph\">An online guide is a useful first check; it cannot replace a property survey and a room-by-room heat-loss calculation. Ask for a clear design showing the proposed flow temperature and the heat each room\u2019s emitter will deliver.<\/p>\n\n\n\n<div class=\"wp-block-buttons mwh-mp1__actions is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.heat-pump-check.service.gov.uk\/\" target=\"_blank\" rel=\"noopener\">Check your home with the government guide \u2192<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"mwh-mp1__body wp-block-paragraph\">Read more about <a href=\"https:\/\/mywarmhome.co.uk\/stage\/controls\/\">heating controls<\/a> and <a href=\"https:\/\/mywarmhome.co.uk\/stage\/understanding-scop-and-cop\/\">COP and SCOP<\/a>.<\/p>\n\n\n\n<details class=\"wp-block-details mwh-mp1__details is-layout-flow wp-block-details-is-layout-flow\"><summary>Manufacturer links from the original page<\/summary>\n<p class=\"mwh-mp1__body wp-block-paragraph\">A starting list for comparing products. Ask the designer or installer to explain which model meets your home\u2019s heat loss, hot-water and system requirements.<\/p>\n\n\n\n<ul class=\"wp-block-list mwh-mp1__manufacturer-list\">\n<li><a href=\"https:\/\/www.airahome.com\">Aira<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.worcester-bosch.co.uk\">Bosch \/ Worcester Bosch<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.calorex.com\">Calorex<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.carrier.com\">Carrier<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.daikin.co.uk\">Daikin<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.dimplex.co.uk\">Dimplex<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.fujitsu-general.com\">Fujitsu General<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.grantuk.com\">Grant UK<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.gree.com\">Gree<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.hitachiaircon.com\">Hitachi<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.hoval.com\">Hoval<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/idealheating.com\">Ideal Heating<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.kronoterm.com\">Kronoterm<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.lg.com\/uk\/business\/air-solution\">LG<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.mastertherm.com\">MasterTherm<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.midea.com\">Midea<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/les.mitsubishielectric.co.uk\">Mitsubishi Electric<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.nibe.eu\">NIBE<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.ochsner.com\">Ochsner<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.aircon.panasonic.eu\/GB_en\">Panasonic<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.samsung.com\/uk\/business\/climate\">Samsung<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.stiebel-eltron.co.uk\">Stiebel Eltron<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.toshiba-aircon.co.uk\">Toshiba<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.trane.com\">Trane<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.vaillant.co.uk\">Vaillant<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.viessmann.co.uk\">Viessmann<\/a><\/li>\n<\/ul>\n<\/details>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>01The simple idea 02The four steps 03Types and home heating 04Planning your system 01 \/ The simple idea Move heat, then raise its temperature The outdoor heat source can feel cold to us and still contain energy a heat pump can collect. Cold air still contains usable heat. The refrigerant can be colder than the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"pagelayer_contact_templates":[],"_pagelayer_content":"","footnotes":""},"class_list":["post-3159","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/pages\/3159","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/comments?post=3159"}],"version-history":[{"count":20,"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/pages\/3159\/revisions"}],"predecessor-version":[{"id":5366,"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/pages\/3159\/revisions\/5366"}],"wp:attachment":[{"href":"https:\/\/mywarmhome.co.uk\/stage\/wp-json\/wp\/v2\/media?parent=3159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}