![]() ![]() Maybe one day I will try the whiteboard paint on top of one after I sand it down… I’m always looking for that magical treatment that would make my whiteboards pristine, but I haven’t found it yet. Möstenböcker’s Lift Off 3 Graffiti Remover.Goof Off Heavy Duty Spot Remover & Degreaser.See also the section below on rubbing compound.Īnd the ones I can’t yet report on because I haven’t tried them yet: Note: Since GMS Surface Tech was kind enough to send me two of their products to try, I should emphasize that my informal tests don’t at all suggest how well their products would work on regular whiteboards, only on fake-whiteboard surfaces like shower boards. Goof Off Heavy Duty Spot Remover & Degreaser - It works well.Too much elbow grease and you’ll quickly wear holes in the whiteboard suface. Clean Magic Eraser - It works well, though I have found that it only works well by abrading the surface. (The red and purple marks just came off with water.) Diluting it to about 35% resulting in something that didn’t work much better than diluted Dawn but with a more penetrating odor. 91% isopropanol (Wal-Mart) - It works OK (heavy polishing) in removing blue and green marks left for a day.(Full disclosure: GMS Surface Tech was kind enough to send me a sample bottle to try.) (The red and purple marks just came off with water.) It did leave a residue that increased ghosting and made it harder to erase. GMS Surface Tech’s HPG™ Odorless Whiteboard Rejuvenator Solution - It works well (minimal polishing) in removing blue and green marks left for a day.(The red and purple marks just came off with water.) (Full disclosure: GMS Surface Tech was kind enough to send me a sample bottle to try.) GMS Surface Tech’s Whiteboard Cleaner - It wouldn’t remove blue and green marks left for a day.Formula 409 Cleaner - I remember it working pretty well, but I ought to try it again.Diluted Simple Green - It works pretty well.Cleaning Vinegar (6% acidity) - It doesn’t work at all.Dirty Jobs Fresh Citrus Heavy-Duty Multi-Surface - It doesn’t work very well at all.Dirty Jobs All-Purpose Heavy-Duty Degreaser - It works well.De-Solv-it (citrus based) - It works well.I can’t report yet on how fast it takes the finish off the whiteboards, though. Denatured alcohol - This is my new favorite.Further, it seemed to leave a residue that increased ghosting, and the solvents pulled chunks of pigment out of old rags, leaving streaks of color on the “cleaned” whiteboards.įor removing stubborn marks (left on for more than a day) It smelled, didn’t work much better than Dawn, and seemed to eat away the wax finish quickly. Expo cleaner - This is what I used last year.I keep some in a spray bottle for occasional cleaning. ultra-concentrated Dawn dish-washing detergent and water (in about a 1:5 to 1:20 ratio) - The degreasers are reported to work well, and I concur. ![]() I have students dry-erase first so that the set of wet rags doesn’t get too stained and smear the colors everywhere. This is what I use in my classes in small spray bottles. water - It works surprisingly well but not for “bad” colors left on for more than a day.Everyday cleaners (for cleaning within 2 hours or so) I wash the whole lot of rags after a week of heavy use or every few weeks of light use. I use my old cotton undershirt rags for wet-erasing. The Expo dry-erasers can be washed with soap and water, but it’s something I only do about twice per year. Dry rags get most of the dry-erase marker marks, but some colors ghost worse than others.įor my classes, I use my old high-thread count modal sheet rags to replace my aging supply of old Expo dry-erasers, both for dry-erasing. I have students use one set of “erasers” dry and another set (not actual erasers!, just rags) wet. Even when stained, rags continue to work well dry. Our janitor swears by old sheets from hotels, which have a much lower thread count. I’ve used Expo dry-erase erasers and rags made from cotton T-shirts (ok but they stain forever) and old sheets (modal and high-actually too high-thread count cotton, which stain also). I’m going to try black, orange, blue, and green, but orange isn’t the darkest color. I’ve tried them on my whiteboards, and in rough order of easy of erasing (high to low) the colors are black, orange, blue, green, red, purple. ![]() When I run out of Expo markers this year, I’m going to get AusPen refillable dry-erase markers. I had students use mainly black, blue, brown, green (which leave a haze behind), and red (which ghosts). ![]() Expo 2 markers (low-odor) ghost quite badly, so I tried to use regular Expo markers. Fiducial controls included water and diluted Dawn. Whiteboards were marked and left for a day to test various treatments. ![]()
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