{"product_id":"wanas-334-und-444-waermetauscher-modul-fuer-combo-lueftungsgeraete-wasser-oder-kaeltemittel-r32","title":"WANAS 334 and 444 heat exchanger module for COMBO ventilation units, water or refrigerant R32","description":"\u003cp\u003eThe WANAS 334 and 444 heat exchanger modules equip the COMBO ventilation units with a heating and cooling function for the supply air. According to the manufacturer module 334 fits COMBO 430 and 630, module 444 fits COMBO 830, 1030 and 1330. The water version is connected to a heat pump or another heating and cooling source, the R32 version to a refrigerant outdoor unit.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModule for WANAS COMBO ventilation units\u003c\/li\u003e\n\u003cli\u003eHeating and cooling of the supply air\u003c\/li\u003e\n\u003cli\u003eWater or refrigerant version (R32)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical data according to the manufacturer\u003c\/h3\u003e\n\u003ctable\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eMax. heating capacity\u003c\/th\u003e\u003cth\u003eMax. cooling capacity\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003e334 (COMBO 430, 630), Refrigerant R32\u003c\/td\u003e\u003ctd\u003e3.5 kW\u003c\/td\u003e\u003ctd\u003e2.9 kW\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e444 (COMBO 830, 1030, 1330), Refrigerant R32\u003c\/td\u003e\u003ctd\u003e5.3 kW\u003c\/td\u003e\u003ctd\u003e5.6 kW\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eVersions\u003c\/h3\u003e\n\u003ctable\u003e\u003cthead\u003e\u003ctr\u003e\u003cth\u003eItem number\u003c\/th\u003e\u003cth\u003eModule\u003c\/th\u003e\u003cth\u003eMedium\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eRE-CHŁO WODNA 334 W\u003c\/td\u003e\u003ctd\u003e334 (COMBO 430, 630)\u003c\/td\u003e\u003ctd\u003eWater\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eP-WYM WODNY 444\u003c\/td\u003e\u003ctd\u003e444 (COMBO 830, 1030, 1330)\u003c\/td\u003e\u003ctd\u003eWater\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRE-CHŁO FREON 334\u003c\/td\u003e\u003ctd\u003e334 (COMBO 430, 630)\u003c\/td\u003e\u003ctd\u003eRefrigerant R32\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eP-WYM R32 FREON 444\u003c\/td\u003e\u003ctd\u003e444 (COMBO 830, 1030, 1330)\u003c\/td\u003e\u003ctd\u003eRefrigerant R32\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesign, balancing, installation and maintenance by a qualified ventilation contractor. On request we can arrange an installation partner for mounting, commissioning and maintenance.\u003c\/li\u003e\n\u003cli\u003eThe R32 version is connected to a refrigerant circuit. Connection, charging and commissioning by a certified refrigeration contractor only.\u003c\/li\u003e\n\u003cli\u003eTechnical data according to the manufacturer WANAS. The manufacturer data sheet and instructions apply; they are available in English or Polish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDownloads\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wanas.pl\/wp-content\/uploads\/2025\/12\/Installation-and-Operation-manual-water-exchanger-for-COMBO-units-2.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and operating manual WANAS 334 water heat exchanger\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wanas.pl\/wp-content\/uploads\/2025\/12\/Installation-and-Operation-manual-freon-exchanger-for-COMBO-units.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and operating manual WANAS 334 R32 freon heat exchanger\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eManufacturer: WANAS Sp. z o.o., Nisko, Poland, www.wanas.pl\u003c\/p\u003e\n\u003cdiv data-wt=\"fgas2910\"\u003e\n\u003ch3\u003eRefrigerant and fluorinated greenhouse gases\u003c\/h3\u003e\n\u003cp\u003eApplies to the versions with refrigerant R32: they rely for their functioning on the fluorinated greenhouse gas R32 (GWP 675). GWP according to Annexes I and VI of Regulation (EU) 2024\/573. The water versions do not contain any refrigerant.\u003c\/p\u003e\n\u003cp\u003eAccording to the WANAS manual, the coil is connected on site to a refrigerant outdoor unit; after a nitrogen leak test and a vacuum test, the system is charged with R32. The charge and CO2 equivalent (charge x 675) depend on the outdoor unit and pipe length. The contractor labels the system with refrigerant, charge, GWP and CO2 equivalent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation only by a certified contractor:\u003c\/strong\u003e Installation, commissioning, leak checks, maintenance and repair of the refrigerant circuit may only be carried out by a contractor certified under Art. 10 of Regulation (EU) 2024\/573. On request, our installation partners take care of mounting, installation and maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"Wanas","offers":[{"title":"334 (COMBO 430, 630) \/ Water","offer_id":55549354672469,"sku":"RE-CHŁO WODNA 334 W","price":517.99,"currency_code":"EUR","in_stock":true},{"title":"444 (COMBO 830, 1030, 1330) \/ Water","offer_id":55549354705237,"sku":"P-WYM WODNY 444","price":566.49,"currency_code":"EUR","in_stock":true},{"title":"334 (COMBO 430, 630) \/ Refrigerant R32","offer_id":55549354738005,"sku":"RE-CHŁO FREON 334","price":682.49,"currency_code":"EUR","in_stock":true},{"title":"444 (COMBO 830, 1030, 1330) \/ Refrigerant R32","offer_id":55549354770773,"sku":"P-WYM R32 FREON 444","price":712.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0977\/1247\/2405\/files\/169720046654-600x600_nagrzewnica_combo.png?v=1793113600","url":"https:\/\/wohnungstechnik.de\/en\/products\/wanas-334-und-444-waermetauscher-modul-fuer-combo-lueftungsgeraete-wasser-oder-kaeltemittel-r32","provider":"Wohnungstechnik.de","version":"1.0","type":"link"}