For better or worse, signs of overly low humidity in a house - for example, levels below 30 percent for prolonged periods - eventually become hard to miss. Santa Fe Air Conditioning & Heating, owned by Duane Wood and located in Gardner, Kansas, offers a few telltale signs in an article posted online regarding when or if to use a whole-home humidification system.
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机译：不管是好是坏，房屋中湿度过低的迹象（例如，长时间低于30％的水平）最终都变得不容错过。杜安·伍德（Duane Wood）拥有并位于堪萨斯州加德纳（Gardner）的圣达菲空调与暖气公司（Santa Fe Air Conditioning＆Heating）位于堪萨斯州加德纳（Gardner），在网上发布的一篇文章中提供了一些有关何时或是否使用全屋加湿系统的明显标志。
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