Perma Construction Aids Pvt. Ltd. Offers Solvent based Chemical Mould Releasing Agent. Perma Construction Aids Pvt. Ltd. Is an ISO 9001:2000 certified company. The model name of Solvent based Chemical Mould Releasing Agent is Perma MRA. The Solvent based Chemical Mould Releasing Agent is straw colored clear liquid based on hydrocarbons. This is an effective mould releasing agent for wood and steel shutters. The coverage area of Solvent based Chemical Mould Releasing Agent is 50 to 70 sq / meter depends on the type of shutter. This Releasing Agent is available in 20 and 210 liter packs.