Plaster and Skimcoat
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Maintenance and Cleaning
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Types
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Maintenance / Cleaning
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Cleaning Frequency
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| Cement based plaster with cement in accordance to SS 26 for normal Portland cement, BS 146 for Portland Blastfurnace, BS 915 for high alumina cement and BS 5224 for mansory cement; with method of application complies with CP 56: 1991. | Can be washed by water jetting at mains pressure or using high foaming jet (without pressure) with neutral to mild alkaline. Avoid acidic chemical.
Cracks and damages are to be cut out and rectified according to CP 56: 1991. |
Once a year |
| Cement based plaster with cement not in accordance to SS 26 for normal Portland cement, BS 146 for Portland Blastfurnace, BS 915 for high alumina cement and BS 5224 for mansory cement; with method of application not complies with CP 56: 1991. |
None
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None |
| Premixed cement based lightweight plaster with mix proportion in accordance to CP 56: 1991, and with method of application in accordance to manufacturer instruction | Can be washed by water jetting at mains pressure or using high foaming jet (without pressure) with neutral to mild alkaline. Avoid acidic chemical. | Once a year |
| Premixed cement based plaster applied over stainless steel or glass/ polymer reinforcement mesh or lathing. | Can be washed by water jetting at mains pressure or using high foaming jet (without pressure) with neutral to mild alkaline. Avoid acidic chemical. | Once a year |
| Premixed gypsum based plaster with types according to CP56: 1991 or BS 1191 Part 1 and 2. | Can be washed by water jetting at mains pressure or using high foaming jet (without pressure) with neutral to mild alkaline. Avoid acidic chemical. | Once a year |