Posts tagged: Double-glazing

Circle Squared

Four years ago I posted this photo of a strange phenomenon affecting our double-glazing. A strange spreading circle with a raggedy edge on the inside of the glass in the insulating cavity.

We were at a loss as to what they were or what they meant. Some sort of alien suburban crop circle, except on glass? A mutant algae that thrives in a vacuum? A mysterious message from the Planet Zog? Read more ›››