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How to clean cement off glass windows.
Soak a sponge with clean water.
How to clean the stuff left behind by your builder.
If it isn t stain removal might be hard.
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Published on nov 7 2016.
Never clean the cement off the glass using abrasive sponges or steel wool.
Wet the areas you need to protect with the bicarb soution.
Once removed take the empty tray and fill it with equal amounts of water and vinegar.
Use the sponge to remove the cement.
Scrub the loose and softened concrete from the glass.
Remove the glass from the frame if that is possible.
A simple solution of vinegar and warm water in a spray bottle and glass scrapper have been effective take extreme caution that the vinegar doesn t come into contact with surrounding surfaces it may etch the surface and will definitely etch any concrete surface spray surface with water first and spray vinegar and warm water solution and let sit do not allow solution to dry it will soften the hard concrete enough to scrape being careful not to scratch the glass dragging the old concrete across.
Mix up some bicarbonate soda with water 500grams bicarb to 3 litres of water.
Using these tools may permanently scratch or etch the glass s surface causing the need for a replacement.
Steps that you will need to take.
Wet or fresh concrete splatter spray the windows with a hose to remove as much of the wet or loose concrete as possible.
Its very difficult to remove hardened concrete splatters from your glass windows etc but i found a small trick to remove these nasties.
Apply acid mix with a paintbrush.
Try not to rub the softened mortar into the glass as it will scatch it.
This will also soften stubborn.
Please try again later.
Spritz the window with glass cleaner and wipe the glass.