{"product_id":"recupero-di-calore-ventilazione-serie-waller","title":"Reventon WALLER series heat recovery unit","description":"\u003cp\u003eReventon WALLER series is a heat recovery unit for professional use, with a 12 W motor and weighing 3.4 kg. Krollit, official Reventon distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModel: WALLER 64\u003c\/li\u003e\n\u003cli\u003eProduct code: WALLER-64-2046\u003c\/li\u003e\n\u003cli\u003eNominal air flow [m³\/h]: 20 - 64\u003c\/li\u003e\n\u003cli\u003eVoltage\/Frequency [V\/Hz]: 230\/50-60\u003c\/li\u003e\n\u003cli\u003eRated current [A]: 0.08\u003c\/li\u003e\n\u003cli\u003eMaximum efficiency [%]: 92\u003c\/li\u003e\n\u003cli\u003eMotor power [W]: 12\u003c\/li\u003e\n\u003cli\u003eIP protection degree: 22\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the WALLER series and for what\u003c\/h3\u003e\n\u003cp\u003eWarehouses and industries with large air exchange flows use the WALLER series for heat recovery from exhaust air, resulting in significant energy savings.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Reventon range\u003c\/h3\u003e\n\u003cp\u003eThe Reventon WALLER series is part of the Reventon heat recovery unit range, distributed in Italy by Krollit since 2007. The Reventon range includes models of various categories and performances: to choose the right machine for your use case, you can consult the Reventon catalog on Krollit or contact customer support for selection assistance.\u003c\/p\u003e\n\u003ch3\u003eKrollit logistics and support\u003c\/h3\u003e\n\u003cp\u003eMachine shipping in 5-9 working days (7 days to Southern Italy). For spare parts and accessories, shipping in 3-5 working days from Krollit warehouse. Customer support in Italian available for technical documentation, product sheets, and spare parts order management. Krollit has been an official distributor since 2007.\u003c\/p\u003e\n\u003ch3\u003eWho the WALLER series is for\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProfile\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003cth\u003eReason\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarehouses with large air exchange flows\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003ctd\u003eHeat recovery from exhaust air with energy savings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndustries with temperature-controlled processes\u003c\/td\u003e\n\u003ctd\u003eSuitable\u003c\/td\u003e\n\u003ctd\u003eReduces air conditioning costs while maintaining air quality\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmall residential environments\u003c\/td\u003e\n\u003ctd\u003eTo be evaluated\u003c\/td\u003e\n\u003ctd\u003eIndustrial machine: for home use, evaluate residential MVHR units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNot suitable for:\u003c\/strong\u003e applications that deviate from the technical specifications declared by the manufacturer. For doubts about compatibility, contact Krollit customer support.\u003c\/p\u003e\n\u003ch3\u003eMotor and power supply\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\/Frequency [V\/Hz]\u003c\/td\u003e\n\u003ctd\u003e230\/50-60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated current [A]\u003c\/td\u003e\n\u003ctd\u003e0.08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor power [W]\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eOther specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eWALLER 64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct code\u003c\/td\u003e\n\u003ctd\u003eWALLER-64-2046\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal air flow [m³\/h]\u003c\/td\u003e\n\u003ctd\u003e20 - 64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum efficiency [%]\u003c\/td\u003e\n\u003ctd\u003e92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIP protection degree\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight [kg]\u003c\/td\u003e\n\u003ctd\u003e3.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise [dB]\u003c\/td\u003e\n\u003ctd\u003e36.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy efficiency class\u003c\/td\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow does the WALLER series work?\u003c\/summary\u003e\n\u003cp\u003eIt recovers heat from the exhaust air and transfers it to the incoming fresh air via a heat exchanger.\u003c\/p\u003e\n\u003cp\u003eTypical recovery efficiency is 70-90% depending on the type of exchanger (plate, rotary, or cross-flow).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat airflow is it designed for?\u003c\/summary\u003e\n\u003cp\u003eSee \"Airflow\" in the technical table: typically 500-10,000 m³\/h.\u003c\/p\u003e\n\u003cp\u003eThe airflow should be sized based on the room volume and the hourly air changes required by regulations for the activity performed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it reduce air conditioning costs?\u003c\/summary\u003e\n\u003cp\u003eYes, by recovering heat (or coolness in summer), 50-80% of air treatment costs can be saved.\u003c\/p\u003e\n\u003cp\u003eThe economic payback depends on annual operating hours and energy costs. For continuous industrial use, it is typically 2-4 years.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat maintenance does it require?\u003c\/summary\u003e\n\u003cp\u003ePeriodic filter cleaning (3-6 months) and annual heat exchanger inspection.\u003c\/p\u003e\n\u003cp\u003eKrollit supplies original replacement filters. For plate heat exchangers, cleaning requires disassembly and washing with specific products.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat power supply does it require?\u003c\/summary\u003e\n\u003cp\u003eSee \"Voltage\" and \"Power\" of the fan motor: typically 230 V single-phase for small units, 400 V for industrial units.\u003c\/p\u003e\n\u003cp\u003eModels with EC motors consume less and allow modulated flow regulation based on demand.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Reventon","offers":[{"title":"WALLER WIFI RH - 50 m³\/h","offer_id":50697845080392,"sku":"WALLER-RH-2450","price":586.25,"currency_code":"EUR","in_stock":true},{"title":"WALLER WIFI CO2 - 50 m³\/h","offer_id":50697845113160,"sku":"WALLER-CO2-2451","price":598.06,"currency_code":"EUR","in_stock":true},{"title":"WALLER WIFI - 64 m³\/h","offer_id":50697845145928,"sku":"WALLER-WIFI-2446","price":406.25,"currency_code":"EUR","in_stock":true},{"title":"Waller 64 - 64 m³\/h","offer_id":50697845178696,"sku":"WALLER-64-2046","price":358.04,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Recupero_di_calore_ventilazione_serie_WALLER.webp?v=1751194238","url":"https:\/\/www.krollit.com\/products\/heat-recovery-ventilation-serie-waller","provider":"Krollit","version":"1.0","type":"link"}