{"product_id":"megaflo-essential-indirect-unvented-cylinders","title":"Megaflo Essential Indirect Unvented Cylinders","description":"\u003c!--\nPRODUCT TITLE: Megaflo Essential Indirect Unvented Cylinder | 170–300L | 7894517–7894520\nSEO TITLE: Megaflo Essential Indirect Cylinder 170–300L | Baxi Replacement\nMETA DESCRIPTION: Megaflo Essential Indirect unvented cylinder for system \u0026 regular boilers, 170–300L. Coil-in-coil, internal expansion, 20yr warranty. Replaces Baxi Indirect.\nURL HANDLE: megaflo-essential-indirect-unvented-cylinders\n--\u003e\n\u003cdiv class=\"sb\"\u003e\n\u003cstyle\u003e\n.sb{width:100%;font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#1f2a2e;font-size:15px;line-height:1.65;box-sizing:border-box}\n.sb *{box-sizing:border-box}\n.sb p{margin:0 0 14px 0;font-size:15px;line-height:1.65}\n.sb .sb-h2{font-size:20px;font-weight:800;color:#0a4f4a;margin:34px 0 12px 0;letter-spacing:.02em;text-transform:uppercase}\n.sb .sb-stats{display:-webkit-box;display:-webkit-flex;display:flex;-webkit-flex-wrap:wrap;flex-wrap:wrap;gap:10px;margin:18px 0 22px 0}\n.sb .sb-stat{-webkit-flex:1 1 calc(20% - 10px);flex:1 1 calc(20% - 10px);min-width:110px;background:#eef7f6;border-radius:10px;padding:14px 8px;text-align:center}\n.sb .sb-stat-num{display:block;font-size:20px;font-weight:800;color:#008377;line-height:1.2}\n.sb .sb-stat-lbl{display:block;font-size:12px;color:#44545a;margin-top:3px;line-height:1.3}\n.sb .sb-box{border-radius:0 10px 10px 0;padding:14px 18px;margin:0 0 14px 0;font-size:14px}\n.sb .sb-box p{font-size:14px;margin:0}\n.sb .sb-warn{background:#fff8e6;border-left:5px solid #e0a100}\n.sb .sb-info{background:#eef7f6;border-left:5px solid #008377}\n.sb .sb-baxi{background:#eef3fb;border-left:5px solid #1f5fa8}\n.sb .sb-feats{display:-webkit-box;display:-webkit-flex;display:flex;-webkit-flex-wrap:wrap;flex-wrap:wrap;gap:14px}\n.sb .sb-feat{-webkit-flex:1 1 calc(50% - 14px);flex:1 1 calc(50% - 14px);min-width:calc(50% - 14px);border:1px solid #dfe9e8;border-radius:10px;padding:16px}\n.sb .sb-feat-t{font-weight:800;color:#008377;font-size:16px;margin:0 0 6px 0}\n.sb .sb-feat p{font-size:14px;margin:0}\n.sb .sb-tablewrap{width:100%;overflow-x:scroll;-webkit-overflow-scrolling:touch;margin:12px 0;border:1px solid #dfe9e8;border-radius:10px}\n.sb table.sb-table{width:100%;border-collapse:collapse;table-layout:auto !important;min-width:560px;font-size:13px}\n.sb table.sb-table th,.sb table.sb-table td{box-sizing:border-box;vertical-align:middle;padding:9px 10px;text-align:left;border-bottom:1px solid #e6eeed}\n.sb table.sb-table th{background:#008377;color:#ffffff;font-weight:700;white-space:nowrap}\n.sb table.sb-table tr:nth-child(even) td{background:#f6faf9}\n.sb table.sb-table td:first-child{font-weight:700;color:#0a4f4a}\n.sb table.sb-baxi-table th{background:#1f5fa8}\n.sb .sb-small{font-size:12px;color:#66767c}\n.sb details{border:1px solid #dfe9e8;border-radius:10px;margin:0 0 10px 0}\n.sb summary{cursor:pointer;padding:13px 16px;font-weight:700;color:#0a4f4a;font-size:15px;list-style:none}\n.sb summary::-webkit-details-marker{display:none}\n.sb summary::after{content:'\\002B';float:right;color:#008377;font-weight:800}\n.sb details[open] summary::after{content:'\\2212'}\n.sb .sb-faq-a{padding:0 16px 12px 16px}\n.sb .sb-faq-a p{font-size:14px}\n.sb a{color:#008377}\n.sb .sb-range{background:#f6faf9;border:1px solid #dfe9e8;border-radius:10px;padding:14px 18px;margin:22px 0 0 0;font-size:14px}\n.sb .sb-range p{font-size:14px;margin:0}\n@media (max-width:640px){.sb .sb-stat{-webkit-flex:1 1 calc(50% - 10px);flex:1 1 calc(50% - 10px)}}\n@media (max-width:480px){.sb .sb-feat,.sb .sb-stat{min-width:100%;-webkit-flex:1 1 100%;flex:1 1 100%}}\n\u003c\/style\u003e\n\n\n\u003cp\u003eThe \u003cstrong\u003eMegaflo Essential Indirect\u003c\/strong\u003e is Heatrae Sadia's new entry-level \u003cstrong\u003eindirect unvented hot water cylinder\u003c\/strong\u003e, designed for use with \u003cstrong\u003esystem and heat-only (regular) boilers\u003c\/strong\u003e. Your boiler heats the water through a \u003cstrong\u003ecoil-in-coil heat exchanger\u003c\/strong\u003e, with a \u003cstrong\u003e3 kW immersion heater\u003c\/strong\u003e as backup. It also features Megaflo's newly developed \u003cstrong\u003einternal expansion mechanism\u003c\/strong\u003e, so no separate expansion vessel is needed, plus \u003cstrong\u003e50mm polyurethane foam insulation\u003c\/strong\u003e and a \u003cstrong\u003e20-year warranty on the stainless-steel inner tank\u003c\/strong\u003e, giving genuine Megaflo performance at a budget-friendly price. Available in \u003cstrong\u003e170, 210, 250 and 300 litres\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe Megaflo Essential Indirect is also the \u003cstrong\u003eofficial replacement for the discontinued Baxi Indirect and Baxi Assure Indirect cylinders\u003c\/strong\u003e. Looking for an old Baxi code? See the cross-reference table below.\u003c\/p\u003e\n\n\u003cdiv class=\"sb-stats\"\u003e\n  \u003cdiv class=\"sb-stat\"\u003e\n\u003cspan class=\"sb-stat-num\"\u003e170–300 L\u003c\/span\u003e\u003cspan class=\"sb-stat-lbl\"\u003e4 capacities\u003c\/span\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-stat\"\u003e\n\u003cspan class=\"sb-stat-num\"\u003eCoil-in-coil\u003c\/span\u003e\u003cspan class=\"sb-stat-lbl\"\u003eHeat exchanger\u003c\/span\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-stat\"\u003e\n\u003cspan class=\"sb-stat-num\"\u003e0\u003c\/span\u003e\u003cspan class=\"sb-stat-lbl\"\u003eExternal expansion vessels\u003c\/span\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-stat\"\u003e\n\u003cspan class=\"sb-stat-num\"\u003e50 mm\u003c\/span\u003e\u003cspan class=\"sb-stat-lbl\"\u003ePU foam insulation\u003c\/span\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-stat\"\u003e\n\u003cspan class=\"sb-stat-num\"\u003e20-year\u003c\/span\u003e\u003cspan class=\"sb-stat-lbl\"\u003eTank warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"sb-box sb-warn\"\u003e\u003cp\u003e\u003cstrong\u003e⚠ G3 Competent Person Required\u003c\/strong\u003e\u003cbr\u003eUnvented cylinders must be installed by a \u003cstrong\u003eG3 accredited competent person\u003c\/strong\u003e under Building Regulations Part G3. All electrical connections must be made by a \u003cstrong\u003equalified electrician\u003c\/strong\u003e, and the Benchmark commissioning checklist completed at handover.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"sb-box sb-info\"\u003e\u003cp\u003e\u003cstrong\u003eℹ Indirect, Direct or Heat Pump?\u003c\/strong\u003e\u003cbr\u003eThis \u003cstrong\u003eIndirect\u003c\/strong\u003e model is heated by your \u003cstrong\u003esystem or heat-only boiler\u003c\/strong\u003e (gas, LPG, oil or electric). No boiler? Choose the \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-direct-unvented-cylinders\"\u003eMegaflo Essential Direct\u003c\/a\u003e, heated by twin immersions. For an \u003cstrong\u003eair source heat pump\u003c\/strong\u003e, choose the \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-ashp-heat-pump-cylinder-210-300l-7912274-7912276\"\u003eMegaflo Essential ASHP\u003c\/a\u003e, whose coil is sized for heat pump temperatures.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"sb-box sb-baxi\"\u003e\u003cp\u003e\u003cstrong\u003e🔄 Replacing a Baxi Indirect cylinder?\u003c\/strong\u003e\u003cbr\u003eBaxi has discontinued its Baxi Indirect and Baxi Assure Indirect cylinders and moved its residential range under the Megaflo brand. The Megaflo Essential Indirect is the like-for-like replacement in 170, 210, 250 and 300 litre sizes.\u003c\/p\u003e\u003c\/div\u003e\n\n\u003cp class=\"sb-h2\"\u003eKey Features\u003c\/p\u003e\n\u003cdiv class=\"sb-feats\"\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003eNew Internal Expansion Mechanism\u003c\/p\u003e\n\u003cp\u003eMegaflo pioneered internal expansion, and the Essential introduces a \u003cstrong\u003enewly developed internal expansion mechanism\u003c\/strong\u003e. Expansion is accommodated inside the cylinder, so there's \u003cstrong\u003eno external expansion vessel\u003c\/strong\u003e to buy, mount or maintain.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003eCoil-in-Coil Heat Exchanger\u003c\/p\u003e\n\u003cp\u003eMegaflo's \u003cstrong\u003ecoil-in-coil heat exchanger\u003c\/strong\u003e provides efficient heat recovery from \u003cstrong\u003esystem and heat-only boilers\u003c\/strong\u003e, with full coil heat-up in \u003cstrong\u003e41 to 65 minutes\u003c\/strong\u003e depending on size.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003e3 kW Backup Immersion\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003e3 kW immersion heater\u003c\/strong\u003e keeps hot water flowing if the boiler is off for servicing or repair.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003e50mm Polyurethane Insulation\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e50mm of polyurethane foam\u003c\/strong\u003e minimises standing heat loss, keeping water hot between heating cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003eStainless Steel, 20-Year Warranty\u003c\/p\u003e\n\u003cp\u003eStainless-steel inner tank backed by a \u003cstrong\u003e20-year manufacturer's warranty\u003c\/strong\u003e. \u003cstrong\u003eKIWA approved\u003c\/strong\u003e, complying with Water Regulation 4 and Building Regulations G3.\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"sb-feat\"\u003e\n\u003cp class=\"sb-feat-t\"\u003eMegaflo Quality, Budget Price\u003c\/p\u003e\n\u003cp\u003eStrong, consistent pressure at every tap and shower at an \u003cstrong\u003eentry-level price\u003c\/strong\u003e. Ideal for boiler upgrades, landlords, refurbishments and new-build developments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"sb-h2\"\u003eTechnical Specifications\u003c\/p\u003e\n\u003cdiv class=\"sb-tablewrap\"\u003e\u003ctable class=\"sb-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e170L\u003c\/th\u003e\n\u003cth\u003e210L\u003c\/th\u003e\n\u003cth\u003e250L\u003c\/th\u003e\n\u003cth\u003e300L\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct code\u003c\/td\u003e\n\u003ctd\u003e7894517\u003c\/td\u003e\n\u003ctd\u003e7894518\u003c\/td\u003e\n\u003ctd\u003e7894519\u003c\/td\u003e\n\u003ctd\u003e7894520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume (L)\u003c\/td\u003e\n\u003ctd\u003e174\u003c\/td\u003e\n\u003ctd\u003e190\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003ctd\u003e276\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e1414\u003c\/td\u003e\n\u003ctd\u003e1516\u003c\/td\u003e\n\u003ctd\u003e1766\u003c\/td\u003e\n\u003ctd\u003e2086\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter (mm)\u003c\/td\u003e\n\u003ctd\u003e553\u003c\/td\u003e\n\u003ctd\u003e553\u003c\/td\u003e\n\u003ctd\u003e553\u003c\/td\u003e\n\u003ctd\u003e553\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmpty \/ full weight (kg)\u003c\/td\u003e\n\u003ctd\u003e38 \/ 212\u003c\/td\u003e\n\u003ctd\u003e41 \/ 231\u003c\/td\u003e\n\u003ctd\u003e48 \/ 278\u003c\/td\u003e\n\u003ctd\u003e55 \/ 331\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP rating\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStanding heat loss (kWh\/24h)\u003c\/td\u003e\n\u003ctd\u003e1.54\u003c\/td\u003e\n\u003ctd\u003e1.68\u003c\/td\u003e\n\u003ctd\u003e1.80\u003c\/td\u003e\n\u003ctd\u003e2.21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMixed water at 40°C, V40 (L)\u003c\/td\u003e\n\u003ctd\u003e215\u003c\/td\u003e\n\u003ctd\u003e242\u003c\/td\u003e\n\u003ctd\u003e295\u003c\/td\u003e\n\u003ctd\u003e347\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil heat-up time (min)\u003c\/td\u003e\n\u003ctd\u003e41.1\u003c\/td\u003e\n\u003ctd\u003e45.9\u003c\/td\u003e\n\u003ctd\u003e49.8\u003c\/td\u003e\n\u003ctd\u003e64.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil rating (kW)\u003c\/td\u003e\n\u003ctd\u003e11.0\u003c\/td\u003e\n\u003ctd\u003e11.1\u003c\/td\u003e\n\u003ctd\u003e12.4\u003c\/td\u003e\n\u003ctd\u003e11.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil surface area (m²)\u003c\/td\u003e\n\u003ctd\u003e0.51\u003c\/td\u003e\n\u003ctd\u003e0.51\u003c\/td\u003e\n\u003ctd\u003e0.51\u003c\/td\u003e\n\u003ctd\u003e0.51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil pressure drop (bar)\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackup immersion (No. × kW)\u003c\/td\u003e\n\u003ctd\u003e1 × 3\u003c\/td\u003e\n\u003ctd\u003e1 × 3\u003c\/td\u003e\n\u003ctd\u003e1 × 3\u003c\/td\u003e\n\u003ctd\u003e1 × 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat-up, immersion (min)\u003c\/td\u003e\n\u003ctd\u003e218\u003c\/td\u003e\n\u003ctd\u003e232\u003c\/td\u003e\n\u003ctd\u003e287\u003c\/td\u003e\n\u003ctd\u003e366\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary return\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"sb-small\"\u003eAll connections accept 22mm outside-diameter pipe (compression nuts and olives supplied); thread ¾\" BSP male parallel to accept standard ¾\" BSP female fittings. Data per Heatrae Sadia\/Megaflo; information correct at time of publication.\u003c\/p\u003e\n\n\u003cp class=\"sb-h2\"\u003eBaxi Indirect Cylinder Replacement Guide\u003c\/p\u003e\n\u003cp\u003eLooking for a \u003cstrong\u003eBaxi Indirect\u003c\/strong\u003e or \u003cstrong\u003eBaxi Assure Indirect\u003c\/strong\u003e cylinder? Find your old code below:\u003c\/p\u003e\n\u003cdiv class=\"sb-tablewrap\"\u003e\u003ctable class=\"sb-table sb-baxi-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eOld Baxi model\u003c\/th\u003e\n\u003cth\u003eOld Baxi code\u003c\/th\u003e\n\u003cth\u003eMegaflo Essential replacement\u003c\/th\u003e\n\u003cth\u003eNew code\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi 170L Indirect\u003c\/td\u003e\n\u003ctd\u003e7798180\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 170L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894517\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi 210L Indirect\u003c\/td\u003e\n\u003ctd\u003e7798181\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 210L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894518\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi 250L Indirect\u003c\/td\u003e\n\u003ctd\u003e7798182\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 250L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894519\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi 300L Indirect\u003c\/td\u003e\n\u003ctd\u003e7798183\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 300L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi Assure Indirect 170i\u003c\/td\u003e\n\u003ctd\u003e7737261\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 170L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894517\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi Assure Indirect 210i\u003c\/td\u003e\n\u003ctd\u003e7737262\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 210L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894518\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi Assure Indirect 250i\u003c\/td\u003e\n\u003ctd\u003e7737264\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 250L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894519\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaxi Assure Indirect 300i\u003c\/td\u003e\n\u003ctd\u003e7737265\u003c\/td\u003e\n\u003ctd\u003eMegaflo Essential 300L Indirect\u003c\/td\u003e\n\u003ctd\u003e7894520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp class=\"sb-small\"\u003eNeed a smaller size? The Baxi 125L and 145L Indirect (7798178, 7798179) don't yet have a Megaflo Essential equivalent. The \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-eco-slimline-indirect-cylinder-7034087-91-100-200l-491mm\"\u003eMegaflo Eco Slimline Indirect\u003c\/a\u003e covers 100–200 litres, or \u003ca href=\"https:\/\/qualityheating.co.uk\/pages\/contact\"\u003econtact us\u003c\/a\u003e for a Megaflo Eco 125L or 145L Indirect.\u003c\/p\u003e\n\n\u003cp class=\"sb-h2\"\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cdetails\u003e\u003csummary\u003eIs the Megaflo Essential Indirect the replacement for Baxi Indirect cylinders?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eYes. Baxi has discontinued its Baxi Indirect and Baxi Assure Indirect cylinders, and the Megaflo Essential Indirect is the recommended like-for-like replacement in 170, 210, 250 and 300 litre sizes. For example, the Baxi 210L Indirect (7798181) is replaced by the Megaflo Essential 210L Indirect (7894518).\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the difference between Megaflo Essential Indirect and Megaflo Eco Indirect?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eThe Essential is the entry-level option, with 50mm insulation, a 20-year tank warranty and an 11–12 kW coil. \u003cstrong\u003eMegaflo Eco\u003c\/strong\u003e is the premium range, with 60mm insulation, a 30-year duplex stainless-steel tank warranty, faster coil recovery and more versions, including the narrow 491mm \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-eco-slimline-indirect-cylinder-7034087-91-100-200l-491mm\"\u003eEco Slimline Indirect\u003c\/a\u003e, SystemFit, SystemReady and \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/heatrae-sadia-megaflo-eco-solar-pv-ready-unvented-cylinder-indirect-210-300l\"\u003eSolar PV Ready\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhich boilers work with the Essential Indirect?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eIt's designed for both \u003cstrong\u003esystem boilers\u003c\/strong\u003e and \u003cstrong\u003eheat-only (regular) boilers\u003c\/strong\u003e, including gas, LPG, oil and electric models such as the \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/baxi-amptec-s-electric-system-boiler-4kw-to-18kw-electric-central-heating\"\u003eBaxi Amptec S\u003c\/a\u003e electric system boiler and the \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/baxi-800-system-2-gas-system-boiler-818-824-830-7814313-7814314-7814315\"\u003eBaxi 800 System 2\u003c\/a\u003e gas system boiler.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use it with a heat pump?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eNo. The Essential Indirect coil is sized for boiler flow temperatures. For heat pumps, choose the \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-ashp-heat-pump-cylinder-210-300l-7912274-7912276\"\u003eMegaflo Essential ASHP\u003c\/a\u003e cylinder, which has a 2–3 m² heat exchanger designed for lower heat pump temperatures.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it need an expansion vessel?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eNo. The Megaflo Essential Indirect uses Megaflo's new internal expansion mechanism, which absorbs thermal expansion inside the cylinder. That saves wall space, parts and installation time.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes it include a secondary return connection?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eNo. The Essential Indirect does not have secondary return. If you need one for long pipe runs, consider the Megaflo Eco range.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat size Megaflo Essential Indirect do I need?\u003c\/summary\u003e\u003cdiv class=\"sb-faq-a\"\u003e\u003cp\u003eAs a guide, 170L suits a smaller home with one bathroom, 210L a typical 3-bedroom family home, and 250–300L larger homes with several bathrooms. Check ceiling height too: the 300L model is 2086mm tall. Not sure? \u003ca href=\"https:\/\/qualityheating.co.uk\/pages\/get-a-quote\"\u003eAsk our team\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\n\u003cdiv class=\"sb-range\"\u003e\u003cp\u003e\u003cstrong\u003eAlso in the Megaflo Essential range:\u003c\/strong\u003e \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-direct-unvented-cylinders\"\u003eEssential Direct (electric)\u003c\/a\u003e · \u003ca href=\"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-ashp-heat-pump-cylinder-210-300l-7912274-7912276\"\u003eEssential ASHP (heat pump)\u003c\/a\u003e · \u003ca href=\"https:\/\/qualityheating.co.uk\/blogs\/learn-more\/megaflo-cylinders-guide-theres-a-megaflo-for-that\"\u003eMegaflo cylinder buying guide\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Baxi","offers":[{"title":"170L","offer_id":67609579553158,"sku":"7894517","price":895.0,"currency_code":"GBP","in_stock":true},{"title":"210L","offer_id":67609570476422,"sku":"7894518","price":929.0,"currency_code":"GBP","in_stock":true},{"title":"250L","offer_id":67609570509190,"sku":"7894519","price":999.0,"currency_code":"GBP","in_stock":true},{"title":"300L","offer_id":67609570541958,"sku":"7894520","price":1095.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/MegafloEssentialIndirectUnventedCylinder.png?v=1791814357","url":"https:\/\/qualityheating.co.uk\/products\/megaflo-essential-indirect-unvented-cylinders","provider":"AIZO Quality Heating","version":"1.0","type":"link"}