Phrases with «proper air circulation»

She wanted something that protected her children from the elements but that also allowed proper air circulation — so she invented it. (inc.com)
Moreover, the roll - up mesh design provides proper air circulation system to the babies. (topdoublestrollers.net)
Due to the design of most hamster habitats, there's a concern about proper air circulation and overheating. (caringpets.org)
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