DESIGN CATALOG › ICF FOUNDATION (24’x24’) Image 1 of 1 ICF FOUNDATION (24’x24’) $12,000.00 ICF BLOCK FOUNDATION FILLED WITH CONCRETE, THICKNESS AS PER STRUCTURAL ENGINEER. ADD TO ESTIMATE Added! ICF BLOCK FOUNDATION FILLED WITH CONCRETE, THICKNESS AS PER STRUCTURAL ENGINEER. You Might Also Like Quick View 24’x24’ (8’ HIGH) POURED CONCRETE FOUNDATION $25,000.00 Quick View 24’x24’ SLAB ON GRADE $8,000.00