So your options include in-wall, in-ceiling, in-wall/on-wall hybrids or flat panel mount speakers. The focus here is in-wall and in-ceiling products but many of the guidelines I outline can be utilized for all of these speaker types.
Oil of lemon eucalyptus: When the oil of this Australian plant is refined into a substance known as p-menthane-3, 8-diol, or PMD, it becomes an effective repellent that helps ward off mosquitoes. Itâs currently found in the Off! Familycare Botanicals line, as well as under the Repel Natural and Cutter brands.
The lemon grass plant or the oil extracted from it are used in cooking, aromatherapy, medicinal preparations, teas and cosmetics. Lemon grass also has insecticidal properties and the extracted oil is used in insect repellents and insecticidal sprays. The same chemical compounds are found in all lemon grass varieties, but the amounts may differ. Citronella oil, a common mosquito repellent, is extracted from citronella grass (Cymbopogon nardus).