{"product_id":"ducobox-energy-comfort-d400-uk-mvhr-unit-400-m-h-heat-recovery-ventilation","title":"DucoBox Energy Comfort D400 (UK) MVHR Unit – 400 m³\/h Heat Recovery Ventilation","description":"\u003cdiv style=\"font-family:inherit;color:#1f2a36;line-height:1.65;max-width:1000px;margin:0 auto\"\u003e\n\u003cdiv style=\"background:linear-gradient(135deg,#eaf6ef 0%,#f7fbf9 60%,#ffffff 100%);border:1px solid #d9ece1;border-radius:20px;padding:28px 26px;margin:0 0 26px\"\u003e\n\u003cspan style=\"display:inline-block;background:#1f8a5b;color:#fff;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:999px\"\u003eDUCO · MVHR Unit\u003c\/span\u003e\u003ch2 style=\"margin:14px 0 8px;font-size:26px;line-height:1.25;color:#13212c\"\u003eDucoBox Energy Comfort D400 (UK) MVHR Unit\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 12px;font-size:16px;color:#34434f\"\u003eThe D400 delivers extra capacity for larger houses while keeping the compact, lightweight Energy Comfort footprint.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#4a5663\"\u003eThe DucoBox Energy Comfort (Plus) range is Duco’s compact mechanical ventilation with heat recovery (MVHR) platform, covering everything from small flats to large family homes.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 16px;font-size:15px;color:#4a5663\"\u003e\u003cstrong style=\"color:#13212c\"\u003eKey figures:\u003c\/strong\u003e Airflow 400 m³\/h (111 l\/s) at 200 Pa · Duct connections 4 × Ø180 mm · Dimensions (W×H×D) 756 × 800 × 584 mm\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px\"\u003e\n\u003cspan style=\"background:#fff;border:1px solid #bfe0cc;color:#13212c;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600\"\u003e400 m³\/h\u003c\/span\u003e\u003cspan style=\"background:#fff;border:1px solid #bfe0cc;color:#13212c;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600\"\u003e4 × Ø180 mm\u003c\/span\u003e\u003cspan style=\"background:#13212c;color:#fff;border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600\"\u003eSKU 0000-4757\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;margin:0 0 14px;color:#13212c\"\u003eWhy choose it\u003c\/h3\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0 0 26px\"\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #e3ebe7;border-radius:16px;padding:18px;box-shadow:0 2px 10px rgba(19,33,44,.04)\"\u003e\n\u003cdiv style=\"width:36px;height:4px;background:#1f8a5b;border-radius:4px;margin-bottom:12px\"\u003e\u003c\/div\u003e\n\u003cstrong style=\"display:block;font-size:15px;color:#13212c;margin-bottom:6px\"\u003eLeft\/right by software\u003c\/strong\u003e\u003cspan style=\"font-size:14px;color:#4a5663\"\u003eA patented double bypass lets the installer switch between left- and right-hand configuration in software, with no physical changes.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #e3ebe7;border-radius:16px;padding:18px;box-shadow:0 2px 10px rgba(19,33,44,.04)\"\u003e\n\u003cdiv style=\"width:36px;height:4px;background:#1f8a5b;border-radius:4px;margin-bottom:12px\"\u003e\u003c\/div\u003e\n\u003cstrong style=\"display:block;font-size:15px;color:#13212c;margin-bottom:6px\"\u003eAUTO calibration\u003c\/strong\u003e\u003cspan style=\"font-size:14px;color:#4a5663\"\u003eConstant-pressure calibration cuts commissioning time by up to 50%.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #e3ebe7;border-radius:16px;padding:18px;box-shadow:0 2px 10px rgba(19,33,44,.04)\"\u003e\n\u003cdiv style=\"width:36px;height:4px;background:#1f8a5b;border-radius:4px;margin-bottom:12px\"\u003e\u003c\/div\u003e\n\u003cstrong style=\"display:block;font-size:15px;color:#13212c;margin-bottom:6px\"\u003eLightweight and compact\u003c\/strong\u003e\u003cspan style=\"font-size:14px;color:#4a5663\"\u003eEasy for one person to carry and install, and small enough for a utility cupboard.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #e3ebe7;border-radius:16px;padding:18px;box-shadow:0 2px 10px rgba(19,33,44,.04)\"\u003e\n\u003cdiv style=\"width:36px;height:4px;background:#1f8a5b;border-radius:4px;margin-bottom:12px\"\u003e\u003c\/div\u003e\n\u003cstrong style=\"display:block;font-size:15px;color:#13212c;margin-bottom:6px\"\u003eSmart demand control\u003c\/strong\u003e\u003cspan style=\"font-size:14px;color:#4a5663\"\u003eOptional CO₂ and humidity sensors plus dynamic filters keep efficiency and air quality high.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff;border:1px solid #e3ebe7;border-radius:16px;padding:18px;box-shadow:0 2px 10px rgba(19,33,44,.04)\"\u003e\n\u003cdiv style=\"width:36px;height:4px;background:#1f8a5b;border-radius:4px;margin-bottom:12px\"\u003e\u003c\/div\u003e\n\u003cstrong style=\"display:block;font-size:15px;color:#13212c;margin-bottom:6px\"\u003eCopy function\u003c\/strong\u003e\u003cspan style=\"font-size:14px;color:#4a5663\"\u003eSettings can be copied from one unit to the next, ideal for serial housing projects.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:0 0 26px\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0926\/4309\/8997\/files\/PureClima-Duco-comfort-1.jpg\" alt=\"DucoBox Energy Comfort D400 (UK) MVHR Unit – DUCO ventilation\" loading=\"lazy\" style=\"width:100%;height:220px;object-fit:contain;background:#f4f7f6;border-radius:16px;padding:10px;box-sizing:border-box\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0926\/4309\/8997\/files\/PureClima-Duco-comfort-unit.jpg\" alt=\"DucoBox Energy Comfort D400 (UK) MVHR Unit – DUCO ventilation\" loading=\"lazy\" style=\"width:100%;height:220px;object-fit:contain;background:#f4f7f6;border-radius:16px;padding:10px;box-sizing:border-box\"\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px;margin:0 0 12px;color:#13212c\"\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:separate;border-spacing:0;font-size:14px;border:1px solid #e3ebe7;border-radius:14px;overflow:hidden;margin:0 0 26px\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#f6faf8\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003eDUCO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eSKU\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e0000-4757\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f6faf8\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eAirflow\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e400 m³\/h (111 l\/s) at 200 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eDuct connections\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e4 × Ø180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f6faf8\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eDimensions (W×H×D)\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e756 × 800 × 584 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e31 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f6faf8\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eFan power\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003e2 × 72.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff\"\u003e\n\u003ctd style=\"padding:11px 16px;width:42%;color:#4a5663;border-bottom:1px solid #eef2f0\"\u003eBypass\u003c\/td\u003e\n\u003ctd style=\"padding:11px 16px;font-weight:600;color:#13212c;border-bottom:1px solid #eef2f0\"\u003ePatented double bypass, 100% software L\/R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px\"\u003e\n\u003cdiv style=\"background:#13212c;color:#fff;border-radius:16px;padding:20px 22px\"\u003e\n\u003cstrong style=\"color:#7fe0a8;font-size:13px;letter-spacing:.08em;text-transform:uppercase\"\u003eIdeal for\u003c\/strong\u003e\u003cp style=\"margin:8px 0 0;font-size:15px;color:#e8eef2\"\u003eApartments, new-build houses and premium renovations that need efficient balanced ventilation with heat recovery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f4f7f6;border:1px solid #e3ebe7;border-radius:16px;padding:20px 22px\"\u003e\n\u003cstrong style=\"color:#1f8a5b;font-size:13px;letter-spacing:.08em;text-transform:uppercase\"\u003eBuy with confidence\u003c\/strong\u003e\u003cp style=\"margin:8px 0 0;font-size:15px;color:#34434f\"\u003eGenuine DUCO product supplied by PureClima. Not sure which components your system needs? Get in touch and our team will help you specify the right DUCO solution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Duco","offers":[{"title":"Default Title","offer_id":57614382825845,"sku":"0000-4757","price":2853.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0926\/4309\/8997\/files\/PureClima-DucoBox-Energy-Comfort-D400-UK-MVHR-Unit-400-m3-h-Heat-Recovery-Ventilation.jpg?v=1790679243","url":"https:\/\/pureclima.co.uk\/products\/ducobox-energy-comfort-d400-uk-mvhr-unit-400-m-h-heat-recovery-ventilation","provider":"PureClima","version":"1.0","type":"link"}