{"product_id":"envirovent-evl-loftvent-mk2-whole-house-piv-unit","title":"Envirovent EVL LoftVent MK2 Whole House PIV Unit","description":"\u003ch4\u003e\u003cstrong\u003eEnviroVent EVL LoftVent MK2 Whole House PIV Ventilation Unit Without Heater\u003c\/strong\u003e\u003c\/h4\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe EnviroVent EVL LoftVent MK2 is an energy-efficient, loft-mounted Positive Input Ventilation (PIV) system designed to improve indoor air quality, reduce condensation and help prevent damp and mould throughout the home. Ideal for houses and bungalows with accessible loft spaces, this whole house ventilation unit delivers a continuous supply of fresh, filtered air to create a healthier and more comfortable living environment.\u003c\/p\u003e\n\n\u003cp\u003eDesigned for installation in the loft, the LoftVent MK2 introduces filtered air into the property through a centrally positioned ceiling diffuser, typically located on a landing or in the main hallway. The gentle airflow helps dilute and displace stale, moisture-laden air, reducing humidity levels and minimising condensation on windows, walls and other cold surfaces.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing an ultra-low-wattage brushless DC motor, long-life filters and an integrated hours run meter, the EnviroVent EVL provides reliable, quiet and economical ventilation. Its heater-free design makes it an ideal solution for homeowners seeking continuous whole house ventilation with minimal electricity consumption.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhole House Positive Input Ventilation:\u003c\/strong\u003e Continuously supplies fresh, filtered air to improve indoor air quality throughout the property.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective Condensation Control:\u003c\/strong\u003e Helps reduce moisture build-up on windows, walls and ceilings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamp and Mould Prevention:\u003c\/strong\u003e Reduces excess humidity and helps create conditions less favourable to mould growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low-Wattage DC Motor:\u003c\/strong\u003e Energy-efficient brushless motor technology designed for low running costs and dependable operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Engineered to provide continuous ventilation with minimal noise disturbance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Life Air Filters:\u003c\/strong\u003e High-quality filtration helps remove airborne particles from the incoming air supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Hours Run Meter:\u003c\/strong\u003e Allows operating time to be monitored for maintenance and performance checks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeater-Free Design:\u003c\/strong\u003e Provides efficient whole house ventilation without an integral electric comfort heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoft-Mounted Installation:\u003c\/strong\u003e Suitable for houses and bungalows with accessible loft spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Maintenance:\u003c\/strong\u003e Durable construction and long-life filters help minimise routine servicing requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-Year Warranty:\u003c\/strong\u003e Supported by a manufacturer warranty for additional peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eEnergy-Saving Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Energy Consumption:\u003c\/strong\u003e The ultra-low-wattage brushless DC motor provides efficient continuous ventilation while keeping electricity usage low.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural Solar Gain:\u003c\/strong\u003e Utilises air from the loft space, which can be naturally warmed by solar energy during daylight hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Heat Distribution:\u003c\/strong\u003e Helps circulate air throughout the property, supporting more even indoor temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Window Opening:\u003c\/strong\u003e Provides fresh, filtered ventilation without relying solely on opening windows during colder weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEconomical Continuous Operation:\u003c\/strong\u003e Designed for everyday use with minimal power consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Term Reliability:\u003c\/strong\u003e Durable motor technology and long-life filtration support efficient performance and manageable maintenance costs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCondensation, Damp \u0026amp; Mould Control\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eModern homes with improved insulation, double glazing and draught-proofing can experience restricted natural airflow. Without adequate ventilation, moisture generated by cooking, bathing, laundry and everyday activities can accumulate indoors, leading to condensation, musty odours, damp patches and mould growth.\u003c\/p\u003e\n\n\u003cp\u003eThe EnviroVent EVL LoftVent MK2 helps address these issues by introducing a continuous supply of filtered air into the living space. The resulting positive air pressure encourages stale, humid air to escape through existing ventilation routes, helping to maintain more balanced humidity levels.\u003c\/p\u003e\n\n\u003cp\u003eBy reducing excess moisture and improving air circulation, this PIV ventilation system helps protect internal surfaces from condensation and supports a fresher, more comfortable home.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIndoor Air Quality Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHelps replace stale indoor air with a continuous supply of fresh, filtered air.\u003c\/li\u003e\n\u003cli\u003eReduces excessive humidity that can contribute to condensation and mould.\u003c\/li\u003e\n\u003cli\u003eSupports improved ventilation in well-insulated and draught-proofed properties.\u003c\/li\u003e\n\u003cli\u003eHelps reduce persistent musty odours associated with poorly ventilated spaces.\u003c\/li\u003e\n\u003cli\u003eFilters incoming air to help limit the entry of airborne particles.\u003c\/li\u003e\n\u003cli\u003ePromotes a fresher and more comfortable indoor environment throughout the year.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow the EnviroVent LoftVent MK2 Works\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe EVL Positive Input Ventilation unit draws air from the loft space and passes it through long-life filters before gently distributing it into the home through a ceiling-mounted diffuser.\u003c\/p\u003e\n\n\u003cp\u003eThis continuous supply of filtered air creates a slight positive pressure within the property, helping to displace stale, moisture-laden air through natural leakage points and existing ventilation pathways.\u003c\/p\u003e\n\n\u003cp\u003eThe system operates quietly and efficiently, providing whole house ventilation without the need for an integral electric heater.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e EnviroVent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Range:\u003c\/strong\u003e LoftVent MK2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Code:\u003c\/strong\u003e EVL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVentilation Type:\u003c\/strong\u003e Positive Input Ventilation (PIV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Type:\u003c\/strong\u003e Loft Mounted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Whole House Ventilation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Technology:\u003c\/strong\u003e Ultra-Low-Wattage Brushless DC Motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral Comfort Heater:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir Filtration:\u003c\/strong\u003e Long-Life Filters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHours Run Meter:\u003c\/strong\u003e Integrated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Mode:\u003c\/strong\u003e Continuous Ventilation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3 Years\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuitable Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHouses and bungalows with accessible loft spaces\u003c\/li\u003e\n\u003cli\u003eHomes experiencing condensation on windows and walls\u003c\/li\u003e\n\u003cli\u003eProperties affected by excessive indoor humidity\u003c\/li\u003e\n\u003cli\u003eResidential damp and mould prevention projects\u003c\/li\u003e\n\u003cli\u003eEnergy-efficient whole house ventilation upgrades\u003c\/li\u003e\n\u003cli\u003eRetrofit installations and property refurbishments\u003c\/li\u003e\n\u003cli\u003eWell-insulated homes requiring improved air circulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eData Sheet:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.envirovent.com\/media\/blidcau5\/env1129_distribution-piv-loft-technical-data-sheet_v7.pdf\" title=\"EnviroVent EVL LoftVent MK2 Technical Data Sheet\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload EVL Technical Data Sheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstruction Manual:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.envirovent.com\/media\/tofjgldg\/env1128-disribution-piv_install-guide_v7.pdf\" title=\"EnviroVent EVL LoftVent MK2 Installation Instructions\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload EVL Installation Manual\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eProduct Brochure:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.envirovent.com\/media\/unibwpoa\/env1127-loftvent-mk2-brochure-v7.pdf\" title=\"EnviroVent LoftVent MK2 Product Brochure\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eDownload LoftVent MK2 Product Brochure\u003c\/a\u003e\u003c\/p\u003e","brand":"Envirovent","offers":[{"title":"Default Title","offer_id":59002371899773,"sku":"EVL","price":279.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/1693\/9618\/files\/black_loftmountedunit_new_noshadow_1_4e797049-56c0-4a50-ac0a-b3d500c3e59e.jpg?v=1793252091","url":"https:\/\/b2belectrical.com\/products\/envirovent-evl-loftvent-mk2-whole-house-piv-unit","provider":"B2Belectrical.com","version":"1.0","type":"link"}