runoff Tag

RDM Architecture / Posts tagged "runoff"

Damn Ice Dams.

Photo: coolflatroof.com While icicles hanging off of roofs or gutters might look beautiful, they are actually a sign of problems. Icicles typically mean an ice dam is nearby which spells trouble for homeowners. What are ice dams? Ice dams form when melting snow on a roof refreezes at the edge of the roof. The snow melts because of heat rising through the house, warming the roof to a temperature above 32° F. The melted snow then runs down the roof and re-freezes as...