{"product_id":"neomitis-28mm-2-port-motorised-zone-valve-mtv228-spring-return","title":"Neomitis 28mm 2 Port Motorised Zone Valve | MTV228 | Spring Return","description":"\u003cdiv style=\"font-size: 16px; max-width: 900px; margin: 0 auto; font-family: Arial, Helvetica, sans-serif; color: #222; line-height: 1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eNeomitis MTV228 28mm 2 Port Motorised Zone Valve\u003c\/strong\u003e is a reliable \u003cstrong\u003espring return zone valve\u003c\/strong\u003e for controlling water flow around \u003cstrong\u003ecentral heating\u003c\/strong\u003e and \u003cstrong\u003edomestic hot water\u003c\/strong\u003e circuits. Its \u003cstrong\u003enormally closed\u003c\/strong\u003e operation, \u003cstrong\u003epotential free end switch\u003c\/strong\u003e and standard \u003cstrong\u003e28mm compression connections\u003c\/strong\u003e make it a practical choice for homeowners upgrading heating controls and for installers zoning larger systems.\u003c\/p\u003e\n\u003cp\u003eWhen powered, the valve opens to allow heated water through the selected zone, when power is removed, the \u003cstrong\u003espring return actuator\u003c\/strong\u003e closes the valve automatically. The integrated end switch can be used to bring on the \u003cstrong\u003eboiler and\/or pump\u003c\/strong\u003e only when a zone genuinely requires heat, helping to improve comfort and reduce unnecessary energy use.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0;\"\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e28mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003eCompression Connections\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e2 Port\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003eMotorised Zone Valve\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e230V\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003e50Hz Supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e6W\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003ePower Consumption\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e10 Bar\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003eMaximum Static Pressure\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; min-width: 130px; border: 2px solid #008377CF; border-radius: 8px; padding: 12px; text-align: center;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px;\"\u003e2 Years\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px;\"\u003eManufacturer Warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #008377CF; background: #f2faf8; padding: 12px 15px; border-radius: 6px; margin: 18px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eUseful information:\u003c\/strong\u003e The valve is supplied with a \u003cstrong\u003e1m five core cable\u003c\/strong\u003e using industry standard colour coded wiring, helping to simplify connection to compatible heating controls.\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #d97706; background: #fff8eb; padding: 12px 15px; border-radius: 6px; margin: 18px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eCompatibility note:\u003c\/strong\u003e This is a \u003cstrong\u003e28mm compression\u003c\/strong\u003e model. Confirm your pipe size and system layout before ordering, a separate 22mm version is available for smaller pipework.\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #d64545; background: #fdf1f1; padding: 12px 15px; border-radius: 6px; margin: 18px 0;\"\u003e\n\u003cstrong style=\"color: #b91c1c;\"\u003eSafety and installation:\u003c\/strong\u003e Install the valve with the flow arrow pointing in the direction of water flow. Electrical work must be carried out in accordance with \u003cstrong\u003eBS 7671\u003c\/strong\u003e by a competent person, with the system correctly earthed, fused and provided with a means of isolation incorporating at least \u003cstrong\u003e3mm contact separation in all poles\u003c\/strong\u003e.\u003c\/div\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px; border-bottom: 3px solid #008377CF; padding-bottom: 6px; margin: 26px 0 14px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px;\"\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eAccurate Zone Control\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eThe \u003cstrong\u003e2 port motorised valve\u003c\/strong\u003e opens and closes a single heating or hot water circuit, allowing independent control of individual zones.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSpring Return Operation\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eA \u003cstrong\u003enormally closed, spring return\u003c\/strong\u003e design closes the valve when power is removed, supporting dependable system control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eBoiler \u0026amp; Pump Control\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eThe \u003cstrong\u003epotential free end switch\u003c\/strong\u003e enables electrical control of the \u003cstrong\u003eboiler and\/or pump\u003c\/strong\u003e when the zone valve opens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eReplaceable Actuator\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eThe actuator can be replaced \u003cstrong\u003ewithout draining down\u003c\/strong\u003e the heating system, helping to reduce maintenance time and disruption.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eManual Filling Lever\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eA \u003cstrong\u003emanual lever\u003c\/strong\u003e allows the valve to be held open during filling, venting or draining, making commissioning and servicing more straightforward.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #d8e6e3; border-top: 4px solid #008377CF; border-radius: 8px; padding: 14px;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eQuiet, Efficient Design\u003c\/div\u003e\n\u003cp style=\"margin: 0;\"\u003eThe \u003cstrong\u003emetal bodied valve\u003c\/strong\u003e is designed for quiet operation and low \u003cstrong\u003e6W power consumption\u003c\/strong\u003e, with standard compression fittings for straightforward installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px; border-bottom: 3px solid #008377CF; padding-bottom: 6px; margin: 26px 0 14px;\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #008377CF; border-radius: 8px; overflow: hidden;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eGeneral\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003eNeomitis\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eModel \/ MPN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003eMTV228\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eEAN \/ GTIN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e3760025250138\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eProduct Type\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e2 Port Motorised Zone Valve\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e2 Years\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eElectrical\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eVoltage\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e230V~ 50Hz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003ePower Consumption\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e6W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eCable\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e1m, five core, colour coded\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eEnd Switch\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003ePotential free end switch for boiler and\/or pump control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eHydraulic \u0026amp; Operating Data\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eValve Action\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003eNormally closed, spring return\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eConnection Size\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e28mm compression\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eMaximum Static Pressure\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e10.0 Bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eFluid Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e+5°C to +80°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eMaximum Ambient Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e+50°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 14px;\"\u003eDimensions \u0026amp; Construction\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eHousing\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003eMetal\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eOverall Length (A)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e87mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eWidth (B)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e55mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eHeight (C)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e60mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; border-bottom: 1px solid #d8e6e3;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eCentre-to-Centre Dimension (D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e117mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex;\"\u003e\n\u003cdiv style=\"flex: 1; padding: 9px 14px; font-weight: bold; background: #f7fbfa;\"\u003eDepth (E)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1.4; padding: 9px 14px;\"\u003e108mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 20px; border-bottom: 3px solid #008377CF; padding-bottom: 6px; margin: 26px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"border: 1px solid #d8e6e3; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eWhat is the Neomitis MTV228 used for?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eIt controls the flow of water in a \u003cstrong\u003ecentral heating\u003c\/strong\u003e or \u003cstrong\u003edomestic hot water\u003c\/strong\u003e zone. Used with controls such as a \u003cstrong\u003eroom thermostat\u003c\/strong\u003e, \u003cstrong\u003ecylinder thermostat\u003c\/strong\u003e and programmer, it helps direct heat only where it is required.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #d8e6e3; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eIs this valve normally open or normally closed?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eThe \u003cstrong\u003eMTV228\u003c\/strong\u003e is a \u003cstrong\u003enormally closed, spring return\u003c\/strong\u003e valve. It opens when powered and closes automatically when the electrical supply is removed.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #d8e6e3; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eCan it control my boiler and pump?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eYes. The valve includes a \u003cstrong\u003epotential free end switch\u003c\/strong\u003e that can be wired to control the \u003cstrong\u003eboiler and\/or pump\u003c\/strong\u003e once the zone valve has opened.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #d8e6e3; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eCan the actuator be replaced without draining the system?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eYes. The \u003cstrong\u003eactuator is replaceable without draining down\u003c\/strong\u003e the system, which can make future maintenance quicker and less disruptive.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #d8e6e3; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 14px; cursor: pointer;\"\u003eHow should the valve be installed?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 14px;\"\u003eFit the valve with the \u003cstrong\u003eflow arrow\u003c\/strong\u003e in the direction of water flow. It may be mounted vertically or horizontally, provided the valve head is not positioned below the horizontal level of the pipework. Use the \u003cstrong\u003emanual lever\u003c\/strong\u003e when filling, venting or draining the system.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Neomitis","offers":[{"title":"Default Title","offer_id":67783346782598,"sku":"MTV228","price":59.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Neomitis_28mm_2_Port_Motorised_Zone_Valve_1.jpg?v=1793010519","url":"https:\/\/qualityheating.co.uk\/products\/neomitis-28mm-2-port-motorised-zone-valve-mtv228-spring-return","provider":"AIZO Quality Heating","version":"1.0","type":"link"}