{"product_id":"baxi-424-combi-2-1-24kw-gas-boiler-7872835-erp-a-rated","title":"Baxi 424 Combi 2.1 24kW Gas Boiler | 7872835 | ErP A Rated","description":"\u003c!-- SEO Product Name: Baxi 424 Combi 2.1 24kW Gas Boiler | 7872835 | ErP A Rated --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; color:#2B2B2B; line-height:1.6; font-family:Arial, Helvetica, sans-serif;\"\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eThe \u003cstrong\u003eBaxi 424 Combi 2.1\u003c\/strong\u003e is a 24kW combi boiler built for compact UK homes that need reliable heating and hot water without a bulky footprint. Part of Baxi's revamped 400 Combi 2.1 range, it is \u003cstrong\u003elightweight, quiet and compact enough to fit inside a 290mm deep cupboard\u003c\/strong\u003e, making it a practical replacement boiler for flats, terraces and small-to-medium properties.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eInside, a \u003cstrong\u003estainless steel heat exchanger\u003c\/strong\u003e and \u003cstrong\u003ebrass hydraulics\u003c\/strong\u003e are paired with an \u003cstrong\u003eErP A energy efficiency rating\u003c\/strong\u003e for both space heating and hot water, so running costs stay low while durability stays high. The boiler runs on \u003cstrong\u003enatural gas or LPG without needing a separate conversion kit\u003c\/strong\u003e, giving installers flexibility on a single unit code.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eEveryday reliability features include a \u003cstrong\u003epre-heated condensate trap\u003c\/strong\u003e to guard against freezing in cold weather, a \u003cstrong\u003ecombined pressure relief valve with separate drain\u003c\/strong\u003e for safer, faster drain-downs during servicing, and an \u003cstrong\u003eexternal analogue pressure gauge\u003c\/strong\u003e that lets homeowners top up system pressure themselves, cutting down on avoidable call-outs.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:0 -6px 24px -6px;\"\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e24kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eDHW Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003eA\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eErP Efficiency Rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e10.2 l\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eDHW Flow Rate (ΔT 35°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e28kg\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eInstaller Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e7L\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eIntegral Expansion Vessel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; min-width:140px; background:#F7FAFA; border:1px solid #D9EDEA; border-top:3px solid #008377CF; border-radius:8px; padding:16px 10px; text-align:center; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e5 Yr\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#5B5B5B; margin-top:4px;\"\u003eParts \u0026amp; Labour Warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F4F3; border-left:4px solid #008377CF; border-radius:6px; padding:14px 18px; margin:0 0 20px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px; font-size:14px;\"\u003eGood to Know\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; color:#2B2B2B;\"\u003eThis is the \u003cstrong\u003e24kW model (424)\u003c\/strong\u003e in the Baxi 400 Combi 2.1 range. The same platform is also available as the 30kW (430 Combi 2.1) and 36kW (436 Combi 2.1) for larger heat and hot water demand — check property size and radiator count before ordering.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:0 -6px 24px -6px;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eDual Fuel Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eWorks on \u003cstrong\u003enatural gas or LPG without a conversion kit\u003c\/strong\u003e, so the same unit code covers both fuel types on site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eCompact \u0026amp; Lightweight\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eAt \u003cstrong\u003e395 x 700 x 285mm\u003c\/strong\u003e and a 28kg installer lift weight, it fits \u003cstrong\u003e290mm deep cupboards\u003c\/strong\u003e and is easy to manoeuvre into place single-handed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eRobust Build\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eA \u003cstrong\u003estainless steel heat exchanger\u003c\/strong\u003e and \u003cstrong\u003ebrass hydraulics\u003c\/strong\u003e are used throughout for long-term corrosion resistance and reliability.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eWinter-Ready Condensate\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eA \u003cstrong\u003epre-heated condensate trap\u003c\/strong\u003e reduces the risk of the condensate pipe freezing during cold snaps, helping avoid winter lockouts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eSafer Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eThe \u003cstrong\u003ecombined pressure relief valve with a separate drain\u003c\/strong\u003e allows a faster, safer boiler drain-down when repairs or servicing are needed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; background:#FFFFFF; border:1px solid #D9EDEA; border-radius:8px; padding:16px 18px; margin:6px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#00625D; font-size:15px; margin-bottom:6px;\"\u003eSmart Control Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; color:#3D3D3D; line-height:1.55;\"\u003eCompatible with the \u003cstrong\u003eBaxi uSense 2 Smart Room Thermostat\u003c\/strong\u003e and the \u003cstrong\u003eBaxi Easy-Flue system\u003c\/strong\u003e for quicker, safer one-person flue installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFF6E5; border-left:4px solid #E0942A; border-radius:6px; padding:14px 18px; margin:0 0 20px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#E0942A; margin-bottom:4px; font-size:14px;\"\u003ePlease Note\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; color:#2B2B2B;\"\u003eBoiler installation, commissioning and any gas or LPG conversion work must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e in accordance with current Building Regulations and Benchmark requirements.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eIdentification\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e7872835\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eProduct Range\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eBaxi 400 Combi 2.1\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eModel\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e424 Combi 2.1\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eGTIN \/ Barcode\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e5033313046194\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eBoiler Type\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eGas Combi Boiler\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eGas \u0026amp; Efficiency\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eFuel Type\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eNatural Gas or LPG (no conversion kit required)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eInlet Supply Pressure, Natural Gas (nominal)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e20 mbar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eMaximum Gas Rate, G20 (Qmax)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e2.61 m³\/hr\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Input CH, Max Gross (QnHs)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e20.6 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Input CH, Min Gross (QnHs)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e4.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Output CH Non-Condensing, Max (Pn)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e20 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Output CH Non-Condensing, Min (Pn)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e4.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Output CH Condensing, Max (Pnc)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e21.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Output CH Condensing, Min (Pnc)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e5.2 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Input DHW, Max Gross (QnwHs)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e27.4 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeat Output DHW, Max\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e24 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eWater Heating Efficiency Class\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eSpace Heating Efficiency Class\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eHydraulic\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eMaximum DHW Flow Rate (ΔT 35°C rise)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e10.2 l\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eMinimum DHW Flow Rate Required\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e2 l\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eMinimum Operating DHW Pressure Required\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e0.5 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eIntegral Expansion Vessel Size\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e7 litres\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eMaximum CH System Capacity\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e100 litres\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eIntegral Automatic Bypass\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eElectrical\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003ePermanent Live Required\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eExternal Fuse Rating (connection board)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eF0.5A L250VP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003ePump Overrun\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eIntegral Boiler-Only Frost Thermostat\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eDimensions \u0026amp; Weight\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e700mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eWidth\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e395mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eDepth\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e285mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eSide Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e2.5mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eUpper Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e178mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eLower Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e150mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eFront Clearance (operation \/ servicing)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e5mm \/ 450mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eInstaller Lift Weight\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e28kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:10px 16px; border-radius:6px 6px 0 0; font-size:15px; margin-top:18px;\"\u003eCompatibility \u0026amp; Warranty\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eSmart Thermostat Compatibility\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eBaxi uSense 2 Smart Room Thermostat\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F7FAFA; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eFlue System Compatibility\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003eBaxi Easy-Flue (internal fit, short \u0026amp; long)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#FFFFFF; padding:10px 16px; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 55%; color:#5B5B5B; font-size:14px;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 45%; color:#2B2B2B; font-size:14px; font-weight:bold;\"\u003e5 years parts and labour\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eWhat is the output of the Baxi 424 Combi 2.1?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eThe Baxi 424 Combi 2.1 (MPN 7872835) has a \u003cstrong\u003e24kW domestic hot water output\u003c\/strong\u003e, with a condensing central heating output of up to \u003cstrong\u003e21.8kW\u003c\/strong\u003e. It suits smaller to medium UK homes with modest hot water demand.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eCan this boiler run on LPG?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eYes. The Baxi 424 Combi 2.1 is designed to work on \u003cstrong\u003enatural gas or LPG without requiring a separate conversion kit\u003c\/strong\u003e, though installation and any fuel-related setup must still be carried out by a Gas Safe registered engineer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eWill it fit in a standard kitchen cupboard?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eThe boiler measures \u003cstrong\u003e395mm (W) x 700mm (H) x 285mm (D)\u003c\/strong\u003e and is designed to fit within a \u003cstrong\u003e290mm deep cupboard\u003c\/strong\u003e, making it suitable for typical UK kitchen and utility installations.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eWhat smart thermostat is this boiler compatible with?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eThe Baxi 424 Combi 2.1 is compatible with the \u003cstrong\u003eBaxi uSense 2 Smart Room Thermostat\u003c\/strong\u003e, which allows heating schedules to be controlled remotely via a smartphone app.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eWhat warranty does the Baxi 424 Combi 2.1 come with?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eIt carries a \u003cstrong\u003e5-year parts and labour warranty\u003c\/strong\u003e as standard, subject to annual servicing and registration in line with Baxi's terms and conditions.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #D9EDEA; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; font-weight:bold; padding:12px 16px; cursor:pointer; font-size:15px; list-style:none;\"\u003eHow does the pre-heated condensate trap help in winter?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; color:#2B2B2B; line-height:1.6;\"\u003eThe \u003cstrong\u003epre-heated condensate trap\u003c\/strong\u003e reduces the risk of the condensate discharge pipe freezing in cold weather, which is one of the most common causes of boiler lockouts during winter.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Baxi","offers":[{"title":"Default Title","offer_id":66013318807901,"sku":"7872835","price":870.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Baxi-400-Combi-2.1-NG-or-LPG-Boiler.jpg?v=1783688218","url":"https:\/\/qualityheating.co.uk\/products\/baxi-424-combi-2-1-24kw-gas-boiler-7872835-erp-a-rated","provider":"AIZO Quality Heating","version":"1.0","type":"link"}