{"product_id":"heat-recovery-unit-valsir-ariosa-dot","title":"Wall-mounted Heat recovery unit Valsir Ariosa DOT","description":"\u003ch6 style=\"text-align: center;\"\u003eDescription\u003c\/h6\u003e\n\u003cp\u003e\u003cstrong\u003eValsir ARIOSA DOT\u003c\/strong\u003e is a dual flow wall-mounted heat recovery ventilation unit for single room applications in residential buildings, small offices and professional studios. It is a plug and play solution that does not require a distribution duct system, but only two wall openings and an electrical connection. This heat recovery unit is ideal for renovations or spaces where a central HRV system cannot be installed.\u003c\/p\u003e\n\u003cp\u003eThe unit delivers up to \u003cstrong\u003e100 m³\/h\u003c\/strong\u003e of balanced air exchange and is suitable for rooms or small apartments with floor areas of around \u003cstrong\u003e70 m². \u003c\/strong\u003eThe device has four fan speeds (Night, Minimum, Medium and Maximum) to adapt airflow to occupancy and time of day. \u003c\/p\u003e\n\u003cp\u003eARIOSA DOT uses a high efficiency \u003cstrong\u003esensible counterflow heat exchanger\u003c\/strong\u003e to recover heat from the extracted air and transfer it to the incoming fresh air. Electronic fans with EC technology and multispeed control maintain constant airflow with low electrical consumption and very low acoustic impact, especially in Night mode.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eEnergy efficiency\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe static air-to-air counterflow heat exchanger in the sensible version provides a dry thermal efficiency of up to \u003cstrong\u003e88%\u003c\/strong\u003e, significantly reducing the heating energy required to maintain indoor comfort in winter. ARIOSA DOT is classified as \u003cstrong\u003eSEC class A\u003c\/strong\u003e in temperate climates, \u003cstrong\u003eA+\u003c\/strong\u003e in cold climates and \u003cstrong\u003eE\u003c\/strong\u003e in warm climates, with a specific fan power of approximately \u003cstrong\u003e0.36 W per m³\/h\u003c\/strong\u003e. These values place the unit among the high efficiency residential ventilation systems according to EU Regulation 1254\/2014, while keeping running costs low over the lifetime of the building.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAir filtration and comfort\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eARIOSA DOT is equipped with two high performance filters as standard: an \u003cstrong\u003eISO Coarse \u0026gt;65%\u003c\/strong\u003e filter on the extract air and an \u003cstrong\u003eISO ePM1 \u0026gt;50%\u003c\/strong\u003e (ex F7) filter on the supply air. Together they remove dust, pollen, smog, fine particulates (PM10, PM2.5 and PM1), bacteria and a large share of airborne viruses, improving hygiene and helping to prevent allergy symptoms in occupied rooms. The filters are accessible through independent cap type doors for simple inspection and replacement by the user or installer.\u003c\/p\u003e\n\u003cp\u003eBy continuously removing stale, humid air and supplying filtered outdoor air, the system helps to keep relative humidity and pollutant levels under control, reducing the risk of condensation, mould growth and indoor air quality problems that can affect both occupants and building fabric.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eControls and connectivity\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe unit includes an electronic control system with four onboard temperature and humidity probes for demand based ventilation, free cooling and free heating management. A \u003cstrong\u003eremote LCD control panel\u003c\/strong\u003e allows full configuration of fan speeds, operating modes (manual or automatic), hourly or daily programmes and comfort setpoints for temperature and humidity. Built in \u003cstrong\u003eWiFi\u003c\/strong\u003e connectivity enables remote control via the Valsir HRV App for smartphones and tablets, while a \u003cstrong\u003eModbus interface\u003c\/strong\u003e offers integration with home automation or BMS systems.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation and applications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eARIOSA DOT is designed for indoor wall-mounting along a perimeter wall and can even be installed beneath a window thanks to its slim profile. Installation requires two 125 mm wall openings for the intake and exhaust air ducts and a condensate drain either to the outside or to a nearby drainage point. A single unit is typically sufficient for a one or two room apartment or a small office. In larger dwellings multiple units can be installed in different rooms to guarantee adequate air exchange throughout the building.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDual-flow wall-mounted HRV unit for single room applications.\u003c\/li\u003e\n\u003cli\u003eMaximum airflow 100 m³\/h with four fan speeds (Night, Minimum, Medium, Maximum).\u003c\/li\u003e\n\u003cli\u003eHigh efficiency sensible counterflow heat exchanger with dry efficiency up to 88%.\u003c\/li\u003e\n\u003cli\u003eSynthetic panel filters: ISO Coarse \u0026gt;65% on extract air, ISO ePM1 \u0026gt;50% on supply air.\u003c\/li\u003e\n\u003cli\u003eElectronic fans with multispeed EC technology for low energy consumption and low noise.\u003c\/li\u003e\n\u003cli\u003eIntegrated temperature and humidity probes for automatic control and free cooling\/heating.\u003c\/li\u003e\n\u003cli\u003eRemote LCD control panel plus WiFi connectivity for management via Valsir HRV App.\u003c\/li\u003e\n\u003cli\u003eModbus interface for integration into home automation and BMS systems.\u003c\/li\u003e\n\u003cli\u003eCompact EPP structure with ABS and painted steel cover for discreet wall installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.valsir.it\/index.php\/en\/heat-recovery-ventilation\/ariosa-dot\" title=\"Information from manufacturer`s website\u0026gt;\" rel=\"noopener\" target=\"_blank\"\u003eInformation from manufacturer`s website\u0026gt;\u003c\/a\u003e\u003c\/p\u003e\n\u003ch6 style=\"text-align: center;\"\u003eTechnical specification\u003c\/h6\u003e\n\u003cdiv class=\"spp-table\"\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eAirflow performance\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eMaximum airflow\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e100 m³\/h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eNominal airflow at reference pressure\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e70 m³\/h (at 70% of maximum flow)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eAvailable fan speeds\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eNight (30%), Min (50%), Med (70%), Max (100%)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eRecommended floor area\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eup to 70 m²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eEfficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eHeat recovery type\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eSensible counterflow static air-to-air heat exchanger\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eDry thermal efficiency of the system\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e88%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eHumidity recovery\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e-\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eSpecific absorbed power (SFP)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e0.361 W per m³\/h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eSEC class (temperate \/ cold \/ warm climate)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eA \/ A+ \/ E\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eElectrical data\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003ePower supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e220–240 V, 1~ 50\/60 Hz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eMaximum absorbed power (two fans)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e41.3 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eMaximum current\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e1.35 A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eOperating temperature range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e-5 °C to +45 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eProtection rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eIP20\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eSound levels\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eSound power level LwA (radiated)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e55 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eInstallation data\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eMounting type\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eIndoor wall-mounting on perimeter wall\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eUnit dimensions (L × W × H)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e945,5 × 186 × 641,5 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eDuct connections\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e2 × DN 125 mm wall ducts (intake and exhaust)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eCondensate drain\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eto outside via wall outlet or to nearby drainage system\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eWeight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e24 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eFilters\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eExtract air filter\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eISO Coarse \u0026gt;65%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eSupply air filter\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eISO ePM1 \u0026gt;50%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eControls and sensors\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eOnboard sensors\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e4 × temperature + 1 × relative humidity probes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eControl panel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eRemote LCD control panel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eFan speed control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003emultispeed EC fans with manual or automatic control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eWiFi connectivity\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eYes - via Valsir HRV App\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eModbus\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003eYes - for integration with home automation \/ BMS\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-row-group-label-col\"\u003e\n\u003cdiv class=\"spp-table-row-group-label\"\u003eCertification and warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003eEuropean Quality Certificate CE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-row\"\u003e\n\u003cdiv class=\"spp-table-label-col\"\u003e\n\u003cdiv class=\"spp-table-label\"\u003e2-year warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Valsir","offers":[{"title":"Default Title","offer_id":53337282412890,"sku":"VS0430821","price":1295.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0607\/5416\/5992\/files\/Rekuperators-valsir-ariosa-dot.webp?v=1768476742","url":"https:\/\/elpo2.com\/products\/heat-recovery-unit-valsir-ariosa-dot","provider":"Māja elpo","version":"1.0","type":"link"}