Inaugural of FRBL Stall @ Trade Fair in Pragati Maidan, New Delhi Inauguration of FRBL(FACT-RCF BUILDING PRODUCTS LIMITED) Stall at the Trade Fair in Pragati Maidan, New Delhi. FACT-RCF BUILDING PRODUCTS LIMITEDis a Joint Venture Undertaking of The Fertilisers and Chemicals Travancore Limited, Udyogamandal, Kerala and Rashtriya Chemicals and Fertilisers, Mumbai. Both above are Public sector undertakings manufacturing chemical fertilisers. Gypsum is a by-product of fertiliser manufacturing. Rapid Building Systems Pty Ltd, Australia who is the world leader in making large size load bearing building panels from Gypsum is the technology provider for the venture.