Ice dam (roof)

An ice dam is an ice build-up on roofs of buildings which may cause water damage to the building and contents if the water leaks through the roof.

单词	Ice apron
释义	Ice apron 英语百科 Ice dam (roof) An ice dam is an ice build-up on roofs of buildings which may cause water damage to the building and contents if the water leaks through the roof.
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Ice apron