{"product_id":"wall-mounted-heat-recovery-unit-valsir-ariosa-dot-e","title":"Wall-mounted Heat recovery unit Valsir Ariosa DOT E","description":"\u003ch6 style=\"text-align: center;\"\u003eDescription\u003c\/h6\u003e\n\u003cp\u003e\u003cstrong\u003eValsir ARIOSA DOT E\u003c\/strong\u003e is a dual flow wall-mounted heat recovery ventilation unit for single room applications in residential buildings, small offices, studios, etc. It is a plug and play solution that does not require a distribution duct system, only two wall openings and an electrical connection. ARIOSA DOT E is designed for renovation projects or spaces where a central HRV system cannot be installed, but where balanced ventilation and comfort still matter.\u003c\/p\u003e\n\u003cp\u003eThe unit delivers up to \u003cstrong\u003e100 m³\/h\u003c\/strong\u003e of balanced air exchange and is typically suitable for rooms or small apartments up to around \u003cstrong\u003e70 m²\u003c\/strong\u003e. It has four fan speeds (Night, Minimum, Medium and Maximum) so the airflow can be adjusted to occupancy and time of day.\u003c\/p\u003e\n\u003cp\u003eARIOSA DOT E is equipped with a \u003cstrong\u003ecounterflow enthalpic heat exchanger\u003c\/strong\u003e, which recovers heat and transfers part of the humidity from the extracted air back to the incoming fresh air. This helps reduce the typical dryness that can occur during the heating season and improves indoor comfort compared to sensible only heat recovery.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eEnergy efficiency and moisture recovery\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe enthalpic heat exchanger transfers heat and a portion of water vapour from the exhaust air stream to the supply air stream. The unit has a declared \u003cstrong\u003edry thermal efficiency\u003c\/strong\u003e of up to \u003cstrong\u003e78%\u003c\/strong\u003e and an \u003cstrong\u003eefficiency of humidity transfer\u003c\/strong\u003e up to \u003cstrong\u003e60%\u003c\/strong\u003e. This combination supports energy saving ventilation while maintaining a more stable indoor humidity level in well insulated homes.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAir filtration and indoor comfort\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eARIOSA DOT E 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. These filters help reduce dust, pollen, smog and fine particulates (PM10, PM2.5 and PM1), improving indoor air quality in everyday living spaces. The filters are accessible through independent cap type doors for simple inspection and replacement.\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 onboard \u003cstrong\u003etemperature\u003c\/strong\u003e and \u003cstrong\u003erelative humidity\u003c\/strong\u003e probes for demand based ventilation and comfort functions such as free-cooling and free-heating management. A \u003cstrong\u003eremote LCD control panel\u003c\/strong\u003e allows configuration of fan speeds, operating modes and programmes. Built in \u003cstrong\u003eWi-Fi\u003c\/strong\u003e enables remote control via the \u003cem\u003eValsir HRV\u003c\/em\u003e App, while a \u003cstrong\u003eModbus interface\u003c\/strong\u003e supports 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 E is designed for indoor wall-mounting along a perimeter wall and can be installed under a window thanks to its slim profile. Installation requires two 125 mm wall openings for intake and exhaust air ducts and a condensate drain connection either to the outside or to a nearby drainage point. One unit is typically sufficient for a one or two room apartment or a small office, while larger dwellings can use multiple units in different rooms.\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 ventilation.\u003c\/li\u003e\n\u003cli\u003eMaximum airflow 100 m³\/h with four fan speeds (Night, Minimum, Medium, Maximum).\u003c\/li\u003e\n\u003cli\u003eCounterflow \u003cstrong\u003eenthalpic\u003c\/strong\u003e heat exchanger for heat and moisture recovery.\u003c\/li\u003e\n\u003cli\u003eDry thermal efficiency up to 78% and humidity transfer efficiency up to 60%.\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 EC fans with multispeed control for low electrical consumption and low noise.\u003c\/li\u003e\n\u003cli\u003eRemote LCD control panel, WiFi connectivity and Valsir HRV App support.\u003c\/li\u003e\n\u003cli\u003eModbus interface for integration with home automation or BMS systems.\u003c\/li\u003e\n\u003cli\u003eEPP structure with ABS cover and painted steel front panel for discreet 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 about the ARIOSA DOT range from Valsir website\" 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\"\u003eCounterflow enthalpic 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\"\u003e78%\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\"\u003eEfficiency of humidity transfer\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"spp-table-value-col\"\u003e\n\u003cdiv class=\"spp-table-value\"\u003e60%\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\"\u003e0.350 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 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\"\u003e40.4 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\"\u003eConnection to outside or to a nearby drainage point\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\"\u003eSynthetic panel filter, ISO 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\"\u003eSynthetic panel filter, ISO 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 + 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 or 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":53397845836122,"sku":"VS0430823","price":1529.0,"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\/wall-mounted-heat-recovery-unit-valsir-ariosa-dot-e","provider":"Māja elpo","version":"1.0","type":"link"}