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How to properly install a ridge unit on a metal roof? In this video, Andrey Fedorov (Chief Engineer of UNIKMA) and his students install a ridge unit step by step and analyze possible mistakes. UNIKMA standard for installing metal tiles https://unikma.ru/roofing_firm/build/... Subscribe to our channel / @unikma_krovli And join us on social networks: https://vk.com/unikma_krovli https://zen.yandex.ru/unikma30 00:00 An elongated sheet of metal tiles at the ridge. An important subtlety. 01:40 Aligning the level of the metal tiles on the ridge. 01:57 Checking the level of the metal tiles and the end board. 02:30 Trying on the ridge. 02:56 Removing shavings from the slope. 03:08 Ridge aerator element. 03:56 Installing the board for the aerator element. 06:32 Installing the ridge aerator element. 08:14 Installing the end strip. 10:09 Joint of the end strips. 12:38 Installing the straight ridge. 13:36 Semicircular ridge.