About Gu Nai Gu Nai Intelligent Equipment Manufacturing (Shandong) Co., Ltd. was established in 2009. It is an enterprise dedicated to improving indoor air quality through research and development, production, sales, and service. Its subsidiaries include Gu Nai Product Research Institute, Gu Nai International Group (Hong Kong) Co., Ltd., and Gu Nai Intelligent Equipment Manufacturing (Shandong) Co., Ltd. Gu Nai has collaborated with leading companies in the professional air governance industry in the United States to create a globally leading fresh air system. Its main product, Gu Nai Fresh Air System, has been exported to countries and regions such as China, South Korea, Germany, France, the United States, Southeast Asia, and Eastern Europe. Gu Nai has won unanimous recognition from global customers with its internationally leading research and development team, cost-effective products, excellent service system, and good reputation.


古耐全系列产品均采用310V高压直流变频马达，做功效率更好、寿命更长、噪音更低、静压更大，使用寿命长达10万小时。
A1壁挂智能新风机---触摸+APP
300-1000风量单向流+智能内循环---触摸+红外+APP
150壁挂全热双向流---触摸+红外+APP+485
500全热双向流---触摸+红外+APP---（壁挂、落地）
1000全热双向流---触摸+红外+APP---（壁挂、落地）
智能检测、控制、联动系统
智能检测空气质量、逻辑联动其他设备，实现全屋智能净化系统
空气使者
自动检测PM2.5、CO2、温湿度等数值，配备WIFI通讯模块，可以无线联动其他传统电器。
WIFI86智能控制器
控制310V直流变频风机，触摸控制、配备WIFI模块，可以手机远程操控中央吊顶机。
全屋呼吸宝
超静音负压设计，可以根据空气质量自动运行、启停，无需布管道实现全屋新风净化。
全热双向流中央吊顶机
全热交换模块、310V直流变频马达、超薄机身、低静音，配备辅热模块与紫外线消毒灯。

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