step flashing

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Description: 
{{context|roofing}} Individual pieces of sheet metal material used to flash walls, around chimneys, dormers and such projections along the slope of a roof. Individual pieces are overlapped and stepped up the vertical wall.
Ngram Text: 
step flashing
Source: 
Wiktionary
Issue: 
0
Wiktionary tag: 
Ngram Count: 
2