{"product_id":"national-ventilation-monsoon-mon-dmevr100ht-100mm-continuous-running-extractor-fan-with-humidistat-ipx5","title":"National Ventilation Monsoon MON-DMEVR100HT 100mm Continuous Running Extractor Fan with Humidistat – IPX5","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNational Ventilation Monsoon MON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a quiet, energy-efficient \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100mm continuous running extractor fan with an integrated humidistat\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 uses a high-pressure, low-noise impeller to deliver effective air extraction while maintaining quiet operation, with manufacturer-stated noise 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\u003eUnlike conventional intermittent extractor fans, the Monsoon dMEV R operates continuously to help remove moisture, stale air and indoor pollutants. Its built-in humidistat automatically responds to rising humidity, increasing ventilation when additional moisture extraction is required.\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 MON-DMEVR100HT 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 compact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100mm (4-inch) connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, discreet round white fascia and wall or ceiling mounting capability make it an excellent choice for new-build properties, bathroom refurbishments and ventilation upgrades.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether installed in an en-suite bathroom, kitchen or utility room, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMonsoon MON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides continuous, humidity-responsive ventilation with minimal disruption.\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\u003eIntegrated humidistat\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – automatically responds to increased humidity\u003c\/span\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 – continuous decentralised mechanical extract ventilation\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 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 impeller\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – designed for effective air extraction\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\u003eContinuous background ventilation\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\u003eHumidity-responsive boost operation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – increases extraction when needed\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 compliance\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 – compatible with suitable 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\u003eIdeal for new-build and refurbishment projects\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-DMEVR100HT is designed to operate continuously, providing a consistent background level of ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis helps remove moisture and stale air throughout the day rather than relying solely on short periods of extraction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eContinuous mechanical ventilation can be particularly beneficial in modern, well-insulated properties where natural air movement may be limited.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe fan can operate at a higher extraction rate when additional ventilation is required, helping to maintain suitable indoor air quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAutomatic Humidity Control\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100HT features an integrated humidistat\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e that monitors moisture levels and responds automatically when humidity rises.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is especially useful in bathrooms and shower rooms, where steam and condensation can build up rapidly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHumidity-responsive extraction helps remove excess moisture without requiring occupants to manually switch the fan on every time the room is used.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eQuiet Running – As Low As 11dB(A)\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 minimising operating noise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis makes the fan particularly suitable for en-suite bathrooms, family bathrooms and other areas where quiet continuous ventilation is desirable.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eActual noise levels depend on the selected operating setting, ductwork and installation conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIPX5 Rated for Bathroom Installation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Monsoon MON-DMEVR100HT features 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 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 the fan suitable for a wide range of domestic bathroom ventilation projects, including installations where a higher level of water protection 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 that specify decentralised mechanical extract ventilation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFinal compliance depends on correct fan selection, airflow commissioning, ductwork design and the overall ventilation 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\u003eBathrooms\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 systems\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-DMEVR100HT\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\u003eIntegrated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHumidity-Responsive Boost\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\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\u003eMinimum Stated 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\u003eFascia\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRound\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-DMEVR100HT?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMON-DMEVR100HT\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a 100mm continuous running extractor fan with an integrated humidistat, designed for domestic bathrooms, kitchens and utility rooms.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the MON-DMEVR100HT 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, increasing ventilation when additional extraction is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes the fan have a built-in humidistat?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eYes. The integrated humidistat responds automatically to rising humidity levels.\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 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. Actual noise depends on operating speed and installation conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs the MON-DMEVR100HT 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 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 domestic kitchens, utility rooms and bathrooms. The selected model must be commissioned to provide the airflow required for the installation.\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 fan is suitable for wall or ceiling mounting in accordance with the manufacturer's installation 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 MON-DMEVR100HT 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\u003eDoes the fan comply with Building Regulations?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe range is designed to support the requirements of Building Regulations Parts F and L. Compliance of the finished installation depends on correct specification, installation and commissioning.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs this a standard intermittent bathroom fan?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNo. It is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003econtinuous running dMEV extractor fan\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, designed to provide ongoing background ventilation.\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-DMEVR100HT should be installed by a suitably competent person in accordance with the manufacturer's instructions and applicable electrical regulations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAppropriate ductwork, electrical isolation and airflow commissioning are essential for correct 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":55135243862362,"sku":"MON-DMEVR100HT","price":74.18,"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-dmevr100ht-100mm-continuous-running-extractor-fan-with-humidistat-ipx5","provider":"Alert Electrical","version":"1.0","type":"link"}