{"product_id":"mitsubishi-5kw-ecodan-r290-1ph-mono-ashp-outdoor-unit-coastal-puz-wz50vaa-bs","title":"Mitsubishi 5kW Ecodan R290 1Ph Mono ASHP Outdoor Unit Coastal — PUZ-WZ50VAA-BS","description":"\u003c!-- SEO Product Name: Mitsubishi 5kW Ecodan R290 1Ph Mono ASHP Outdoor Unit Coastal — PUZ-WZ50VAA-BS (MITS-682515) --\u003e\n\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.55;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eMitsubishi Ecodan PUZ-WZ50VAA-BS\u003c\/strong\u003e is the coastal-protection version of Mitsubishi's \u003cstrong\u003e5 kW R290 monobloc\u003c\/strong\u003e air source heat pump — single-phase, ultra-quiet, and built on the next-generation natural refrigerant platform. With a GWP of just 3 and the ability to deliver \u003cstrong\u003eflow temperatures up to 75°C\u003c\/strong\u003e, it's the most future-proof choice for UK properties, now with enhanced corrosion resistance for coastal installations. This listing is the \u003cstrong\u003eoutdoor unit only\u003c\/strong\u003e; pair it with a Mitsubishi FTC7 pre-plumbed cylinder or hydrobox for a complete system.\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e5 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eHeating output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eGWP 3 refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003eSCOP 4.62\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003e35°C seasonal efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eMax flow temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e1-Phase\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003e230V supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e-25°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eGuaranteed operation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F3F1;border-left:4px solid #008377;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:4px;\"\u003eBUS grant eligible\u003c\/div\u003e\n\u003cdiv\u003eEligible for the UK \u003cstrong\u003eBoiler Upgrade Scheme grant\u003c\/strong\u003e when installed by an MCS-certified installer in an eligible property. The grant is paid directly to your installer and discounted from your quote.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F3F1;border-left:4px solid #008377;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:4px;\"\u003e-BS coastal protection\u003c\/div\u003e\n\u003cdiv\u003eThe \u003cstrong\u003e-BS suffix\u003c\/strong\u003e denotes Mitsubishi's coastal-protection specification: enhanced corrosion-resistant casing treatment designed for installations exposed to salt-laden air near the sea. Functionally identical to the standard unit in output, efficiency and control compatibility — choose -BS specifically for coastal or otherwise corrosive environments.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFF6E0;border-left:4px solid #C89200;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#C89200;margin-bottom:4px;\"\u003eR290 outdoor unit siting\u003c\/div\u003e\n\u003cdiv\u003eR290 is an A3 flammable refrigerant. UK installation requires the outdoor unit to maintain minimum clearances from openings, drains and ignition sources per Mitsubishi's technical manual — always check the current installation manual rather than an older cached PDF.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FBEAE9;border-left:4px solid #B3261E;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#B3261E;margin-bottom:4px;\"\u003eMCS-certified installer required\u003c\/div\u003e\n\u003cdiv\u003eTo claim the BUS grant and validate full Mitsubishi manufacturer warranty, this heat pump must be installed and commissioned by an \u003cstrong\u003eMCS-certified heat pump installer\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F3F1;border-left:4px solid #008377;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:4px;\"\u003eProperty fit\u003c\/div\u003e\n\u003cdiv\u003eThe 5 kW Ecodan R290 typically suits: \u003cstrong\u003e2 to 3 bedroom well-insulated UK homes\u003c\/strong\u003e. Sizing should always follow a calculated heat loss assessment — Quality Heating offers free heat loss calculations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin:14px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eR32 refrigerant\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eLower GWP than legacy R410A units, with a sealed factory-charged circuit — no on-site F-Gas brazing required at install.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eTrue monobloc\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eAll refrigerant work happens inside the outdoor unit at the factory. The installer only connects water pipes indoors, reducing install time and risk.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eCoastal corrosion protection\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eThe -BS casing treatment is specifically designed to resist salt-air corrosion — extending outdoor unit lifespan in coastal and other harsh environments.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eMELCloud enabled\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eBuilt-in MELCloud connectivity for remote control, monitoring, maintenance and technical support — no separate Wi-Fi module required to get started.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eUltra-quiet operation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eEngineered for low sound levels suited to boundary-sensitive sites — see the sound pressure and power figures in the specification table for this exact model.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eUK manufacturer warranty\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eBacked by Mitsubishi's UK warranty when commissioned by a Mitsubishi-approved engineer. Warranty registration documentation is supplied in the box.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eTechnical specification\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14.5px;margin:8px 0;\"\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eModel code\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003ePUZ-WZ50VAA-BS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eQuality Heating SKU\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eMITS-682515\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eRated heating output\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eR290 (GWP 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eRefrigerant charge\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e0.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eHeating capacity (A7\/W35)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e6.2 kW, COP 5.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eHeating capacity (A2\/W35)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e5.8 kW, COP 2.95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eHeating capacity (A-7\/W35)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e5.2 kW, COP 2.68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eErP rating — 35°C flow\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eA+++, SCOP 4.62\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eErP rating — 55°C flow\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eA++, SCOP 3.53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eMaximum water outlet temperature\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eGuaranteed operating range\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e-25°C to +46°C ambient\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eElectrical supply\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e220-240V, 50Hz, single phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eMaximum current\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e13 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eFuse rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e16 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eSound pressure level at 1m\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e40 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eSound power level\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e56 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eWater flow rate\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e14 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eWater pressure drop\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e18.16 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eWater pipe connections\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e22 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eDimensions (W × D × H)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e1020 × 480 × 1050 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e89 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eCoastal protection\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eYes (-BS specification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eCompatible control platform\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eMitsubishi FTC7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eSmart connectivity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eMELCloud enabled (built in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eBUS grant eligibility\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eYes, when MCS-installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul style=\"padding-left:22px;margin:8px 0;\"\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eMitsubishi Ecodan R290 outdoor monobloc unit (PUZ-WZ50VAA-BS)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eManufacturer installation and commissioning documentation\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eMitsubishi UK warranty registration card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eWhat you'll also need (sold separately)\u003c\/h3\u003e\n\u003cul style=\"padding-left:22px;margin:8px 0;\"\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eFTC7 indoor controller (PAC-IF082B-E) or a pre-plumbed FTC7 cylinder\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eOutdoor unit wall bracket or floor stand\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eAnti-freeze valves on primary flow and return\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eMagnetic system filter on the primary return\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eInsulated flexible primary hoses and isolation valves\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eWhat does the -BS suffix mean?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003e-BS denotes Mitsubishi's \u003cstrong\u003ecoastal protection specification\u003c\/strong\u003e — an enhanced corrosion-resistant casing treatment for the outdoor unit. Output, efficiency and control compatibility are identical to the standard PUZ-WZ50VAA; only the casing durability differs.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eDo I need to be MCS-registered to install this heat pump?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eThe Ecodan can technically be installed by any competent heating engineer, but to claim the UK \u003cstrong\u003eBoiler Upgrade Scheme grant\u003c\/strong\u003e the install must be carried out by an MCS-certified installer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eIs R290 safe for domestic use?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eYes. R290 is widely used across Europe in domestic heat pumps and refrigeration. The refrigerant is \u003cstrong\u003esealed inside the outdoor unit\u003c\/strong\u003e. UK installation rules govern minimum siting clearances to ensure safety.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eDoes this include the indoor cylinder?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003e\n\u003cstrong\u003eNo — this listing is for the outdoor unit only.\u003c\/strong\u003e You'll need either a Mitsubishi FTC7 pre-plumbed cylinder, or a third-party cylinder with the FTC7 Master Controller.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eHow far from the coast should I be to need the -BS variant?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eMitsubishi don't publish an exact distance threshold — the -BS spec is generally recommended for installations within a few kilometres of the coast, or anywhere exposed to salt-laden air. If you're unsure, ask your installer or contact us for guidance based on your exact location.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":63355462353245,"sku":"MITS-682515","price":3300.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/PUHZ-W-VAA-ULTRA-QUIET.jpg?v=1770564908","url":"https:\/\/qualityheating.co.uk\/products\/mitsubishi-5kw-ecodan-r290-1ph-mono-ashp-outdoor-unit-coastal-puz-wz50vaa-bs","provider":"AIZO Quality Heating","version":"1.0","type":"link"}