{"product_id":"national-ventilation-monsoon-mon-dmevr100-100mm-continuous-running-extractor-fan-ipx5-white","title":"National Ventilation Monsoon MON-DMEVR100 100mm Continuous Running Extractor Fan – IPX5 White","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNational Ventilation Monsoon MON-DMEVR100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a quiet, energy-efficient \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100mm continuous running extractor fan\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e designed to provide reliable background ventilation in bathrooms, kitchens, utility rooms and other domestic spaces.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePart of the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMonsoon dMEV R range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this decentralised mechanical extract ventilation fan incorporates a high-pressure, low-noise impeller to deliver effective air extraction while maintaining quiet operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe manufacturer describes the range as operating at noise levels \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eas low as 11dB(A)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it an attractive choice for residential properties where continuous ventilation is required without excessive noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike conventional intermittent extractor fans, the MON-DMEVR100 operates continuously at a background extraction rate, helping remove moisture, stale air and airborne pollutants throughout the day.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen additional extraction is required, the fan can increase its ventilation rate using an appropriately connected external switching control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe standard MON-DMEVR100 also incorporates a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efixed overrun timer with Comfort Mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping manage boosted ventilation before returning to its background operating level.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to support compliance with the applicable requirements of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eUK Building Regulations Part F and Part L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the Monsoon dMEV R is suitable for domestic ventilation installations where continuous mechanical extraction is specified.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWith an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIPX5 water-resistance rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the fan is suitable for installation in bathroom Zones 1, 2 and 3, subject to correct installation and the manufacturer's instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100mm (4-inch) duct connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, discreet round white fascia and wall or ceiling mounting capability make it suitable for new-build properties, bathroom refurbishments and ventilation upgrades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMonsoon MON-DMEVR100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the standard version of the dMEV R 100mm range and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003edoes not include an integrated humidity sensor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e100mm (4-inch) continuous running extractor fan\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMonsoon dMEV R technology\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – decentralised mechanical extract ventilation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eContinuous background extraction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – helps manage condensation and stale air\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQuiet operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – manufacturer-stated range noise levels as low as 11dB(A)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHigh-pressure, low-noise impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – designed for effective ventilation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eExternal boost control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – increases extraction when required\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFixed overrun timer\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – supports continued boosted ventilation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComfort Mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – integrated ventilation control feature\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAdjustable airflow settings\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – supports installation commissioning\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIPX5 water-resistance rating\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for bathroom Zones 1, 2 and 3\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, subject to correct installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDesigned to support Building Regulations Part F and Part L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e100mm duct connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – suitable for compatible 4-inch ducting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWall or ceiling mounting\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRound white fascia\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – discreet appearance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSuitable for kitchens, utility rooms and bathrooms\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eStandard model without integrated humidistat\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eContinuous Mechanical Extract Ventilation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Monsoon MON-DMEVR100 is designed to operate continuously, providing a consistent level of background extraction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis helps maintain airflow through moisture-prone rooms rather than relying solely on occasional periods of ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eContinuous mechanical extract ventilation is particularly useful in modern, well-insulated properties where natural air movement may be limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe fan's adjustable operating settings allow the installer to configure the airflow to suit the requirements of the installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eQuiet Running Performance\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Monsoon dMEV R range is designed for low-noise operation, with manufacturer-stated sound levels \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eas low as 11dB(A)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts high-pressure impeller is designed to provide effective ventilation while reducing unnecessary operating noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis makes the fan suitable for bathrooms, en-suites, utility rooms and other domestic spaces where quiet continuous operation is desirable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eActual sound levels depend on the selected airflow setting, ductwork and installation conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eExternal Boost Control and Fixed Timer\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100 is the standard, non-humidistat version\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of the Monsoon dMEV R 100mm fan.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe fan provides continuous background ventilation and can be boosted through an appropriately wired external control.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt also features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efixed overrun timer with Comfort Mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, supporting continued extraction following boost activation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor installations requiring automatic humidity-responsive ventilation, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the corresponding humidistat-equipped model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIPX5 Bathroom Protection\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe MON-DMEVR100 carries an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIPX5 rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, providing protection against water jets.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe manufacturer specifies the Monsoon dMEV R range as suitable for bathroom Zones 1, 2 and 3 when correctly installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis makes it suitable for domestic bathroom ventilation projects where an appropriately water-resistant extractor fan is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDesigned for UK Building Regulations\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Monsoon dMEV R range is designed to support the ventilation and energy-efficiency requirements of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBuilding Regulations Part F and Part L\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts continuous extraction operation makes it suitable for domestic ventilation designs specifying decentralised mechanical extract ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCompliance of the finished installation depends on correct product selection, ductwork design, airflow commissioning and installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSuitable Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDomestic bathrooms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShower rooms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEn-suite bathrooms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKitchens\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUtility rooms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eToilets and cloakrooms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNew-build residential properties\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBathroom refurbishments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDomestic ventilation upgrades\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eContinuous mechanical extract ventilation installations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNational Ventilation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMonsoon\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003edMEV R\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMON-DMEVR100\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eContinuous Running Extractor Fan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFan Size\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100mm \/ 4 Inch\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVentilation Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDecentralised Mechanical Extract\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eContinuous Running\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHumidistat\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eExternal Boost Control\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOverrun Timer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFixed\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eComfort Mode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAirflow Adjustment\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAdjustable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eImpeller\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigh-Pressure, Low-Noise Design\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAdvertised Range Noise\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAs Low As 11dB(A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eIP Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIPX5\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBathroom Zones\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1, 2 and 3*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWall or Ceiling\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDuct Connection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100mm Nominal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpigot Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e99mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFascia Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e195mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eColour\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWhite\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDomestic Ventilation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRegulatory Design\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBuilding Regulations Part F \u0026amp; L\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eBathroom zone suitability is subject to the manufacturer's instructions and applicable electrical regulations.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the National Ventilation MON-DMEVR100?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 100mm continuous running extractor fan designed to provide background ventilation in domestic bathrooms, kitchens and utility rooms.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the MON-DMEVR100 run continuously?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The fan is designed to operate continuously at a background extraction rate, with a higher ventilation setting available when required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the MON-DMEVR100 have a humidity sensor?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNo. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100 does not include an integrated humidistat\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor automatic humidity-responsive ventilation, choose the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the MON-DMEVR100 have a timer?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The installation instructions identify a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efixed overrun timer with Comfort Mode\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e on the standard MON-DMEVR100 model.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow is the boost function activated?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eBoost operation can be activated using a suitable external switching arrangement, subject to the manufacturer's wiring instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eHow quiet is the Monsoon dMEV R?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe manufacturer advertises noise levels \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eas low as 11dB(A)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e across the range. Actual noise depends on the operating speed and installation conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the MON-DMEVR100 suitable for bathroom Zone 1?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The fan is IPX5 rated, and the manufacturer specifies suitability for bathroom Zones 1, 2 and 3, subject to correct installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan it be installed in a kitchen?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The Monsoon dMEV R range is designed for kitchens, bathrooms and utility rooms. The installation must be commissioned to meet the required ventilation rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan the fan be ceiling mounted?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The MON-DMEVR100 is suitable for wall or ceiling mounting in accordance with the manufacturer's instructions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat size ducting does it require?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe fan has a nominal \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100mm (4-inch) duct connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the difference between MON-DMEVR100 and MON-DMEVR100HT?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the standard continuous running model with external boost control and a fixed timer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e includes an additional integrated humidity sensor for automatic humidity-responsive ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBoth belong to the Monsoon dMEV R range and are IPX5 rated.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this an intermittent extractor fan?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNo. It is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003econtinuous running decentralised mechanical extract ventilation fan\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, designed to provide ongoing background extraction.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation Information\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe National Ventilation Monsoon MON-DMEVR100 should be installed by a suitably competent person in accordance with the manufacturer's instructions and applicable requirements of BS 7671.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSuitable ductwork, electrical isolation and correct airflow commissioning are essential for reliable operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhere installed in a bathroom, the fan's IPX5 rating and the requirements of the relevant electrical zone must be considered as part of the complete installation.\u003c\/span\u003e\u003c\/p\u003e","brand":"National Ventilation","offers":[{"title":"Default Title","offer_id":55135268602202,"sku":"MON-DMEVR100","price":71.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/6232\/6106\/files\/dMEV-R-1_1.avif?v=1793971873","url":"https:\/\/account.alertelectrical.com\/products\/national-ventilation-monsoon-mon-dmevr100-100mm-continuous-running-extractor-fan-ipx5-white","provider":"Alert Electrical","version":"1.0","type":"link"}