Q: I have a northern exposure to the front of my house. It does not get direct sun. … I have black streaks and a slight green color (moss?). I recall you talking about running a strip of copper under ...

As they say, individual results may vary. Zinc strips might not work for every application, but they're not terribly expensive, and they're not difficult for a roofer to install. If you have an ...

Reviews and recommendations are unbiased and products are independently selected. Postmedia may earn an affiliate commission from purchases made through links on this page. A: Yes, thin strips of ...

Zinc Strips on Mossy Roof, Four Years Later Starting in 2010 I began conducting fairly long-term experiment by installing zinc strips on a moss-covered garage roof, and showed before and after photos ...