Home›Cooling technology›熱膨脹閥🌐中文EnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaالعربيةفارسی中文EntityQ279421· pop 17· linked from 257 articles熱膨脹閥component of air conditioning and refrigeration systemsAvailable in 17 languagesEspañolFrançaisDeutsch中文PortuguêsItalianoالعربيةCatalanGalicianNederlandsConnectionsRadiant heating and cooling systemsEntitystandard temperature and pressureEntityCategoriesCooling technologyValves