First wash it off to remove any dust, then paint it with masonry paint . Available in Home Depot or Rona
Yes, masonry paint can be used over an undercoat, but it's important to ensure that the undercoat is compatible with the masonry paint. The undercoat should be fully dry and properly prepared to ensure good adhesion and durability. Additionally, check the manufacturer's guidelines for any specific recommendations regarding the use of undercoat with masonry paint.
Paint or Stucco
Bricks blocks or stone
Go to http://www.masonryworktools.com/paintingbrickmasonry.html == ==
Masonry paint can be applied over emulsion, but it is essential to ensure proper surface preparation. The emulsion should be clean, dry, and free of loose or flaking paint. Additionally, using a primer designed for masonry can enhance adhesion and durability. Always check the manufacturer's guidelines for compatibility and best practices.
If you were to give your house one coat of smooth masonry paint you would need 25litres of masonry paint, this may be different dependant on manufacturer or paint but this applies to Leyland Trugard Smooth Masonry which I stock in my shop. 10sq m per 1LTR - Trugard Smooth 25LTRS in standard white or magnolia is £81.00 Two Coats would obviously be £162.00 If a coloured masonry paint is required the price increases due to tinting costs. £25LTRS of colour is £103 Two Coats would obviously be £206 KEEP IN MIND THAT THIS IS NOT A REGIONAL PRICE THIS IS JUST OUR COSTS DURING OUR SUMMER MASONRY DEAL!!! Richard...Professional Paint Direct
It's for painting concrete or brick.
You can generally remove it with the appropriate thinner.
There are many stores that sell Sandtex masonry paint. Some of the stores are online stores which makes it convenient. The stores include eBay, Rawlins Paints, Sandtex Trade and many more.
If it's latex based, you can try a product called goof-off.
On stone, concrete, brick and things like Hardiboard.
As long as it is architectural or house paint, you can use it in a bathroom. However, an exterior grade paint will not wash or scrub as well as a paint formulated for interior use so a 100% acrylic interior paint in an eggshell or glossier sheen would be recommended.