Liquid Masking for Glass
Roll-on masking film that peels off window panes in one sheet.
The sharp square ends of a new roller sleeve are what print those ridged lines on the wall — snip the fiber at each end into a rounded profile with scissors and the roller stops leaving tracks.
roller streaks on wall, stripes down the wall when painting, double lines from paint roller
Those parallel ridge lines a roller leaves down the wall — painters call them roping or track marks — mostly come from one place: the squared-off ends of the roller sleeve. The sharp edge at each end of the nap carries a concentrated bead of paint and stamps it onto the wall with every pass. You can feather and re-roll to chase the marks, or you can remove what makes them.
Some manufacturers sell sleeves with the ends already tapered for exactly this reason — if yours are square, the scissors get you the same sleeve for nothing.
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