This is an optional accessory for Square TMD and Square TMD Display products, which allows to flush-mount these products in Dry-Wall. Policarbonate frame of the product should be removed according with instructions. The internal temperature probe should not be used, since a right measurement when flush-mounted cannot be guaranteed. Accessory of the references: ZVI-SQTMDD, ZVI-SQTMD1, ZVI-SQTMD2, ZVI-SQTMD4, ZVI-SQTMD6, ZAC-SQAT