Perma Construction Aids Pvt. Ltd. Is the manufacturer of High Range, Low Dosage, and Plasticizing Admixture for use with Microsillica. Perma Construction Aids Pvt. Ltd. Is an ISO 9001:2000 certified company. The model name of Crystalline Waterproofing System is Perma Plast-Super- PS34. The High Range, Low Dosage, and Plasticizing Admixture for use with Microsillica are used to produce self-compacting flowing concrete and to produce high early strength concrete.