Robust Detail E-FC-16 Robust Detail E-FC-16 is a fixed, resilient surface layer acoustic insulation system for precast plank floors. E-FC-16 provides 3 Code for Sustainable Homes Credits upon registration.   The system consists of 3mm thick Isorubber CC3 adhered to the screeded surface of a Precast Plank floor using Isobond Adhesive and a Metal Frame [...]