ProductsHome / Concrete Hollow Blocks (CHB) / 8″ (190mm) 8″ (190mm) Category: Concrete Hollow Blocks (CHB) Description Thickness: 8″ (190mm) Compressive Strength (psi): 700, 1000, 1200 Length: 390 mm Height: 190 mm Area: 0.0741 m2 Related products 3″ (68mm) Read more 10″ (245mm) Read more 4″ (90mm) Read more