Na 2014, Hangzhou Dryair's Low Dew Point Desiccant Dehumidifier ZCH-15000，ZCH-18000 e ji na-enye ala igirigi isi ikuku na -45 ℃ (73F) maka 1040 square mita (11200 square ụkwụ) akọrọ ime ụlọ.
Na 2011, a tụgharịa igodo akọrọ ụlọ nke 7500 sq.feet gụnyere ala igirigi ebe desiccant dehumidifiers ZCH-8000,ZCH-12000,ZCH-15000,ZCH-16000,ZCH-22000 na-enye ikuku na Td≤-40℃.
Oge nzipu: Mee-31-2018