prefabricated floor slabs Flat stomach slab DCON ''stable and strong'' Received industrial product standardsDCON precast floor slabs are suitable for building construction. Both school buildings, condominiums, offices, schools, townhouses and general residences. DCON precast floor is a flat prestressed concrete slab. The cross-section is like a board, width 35 cm., thickness 5 cm.https://www.dconproduct.com/products/pre-stressed-plank/