In this study, recycling of BW and RHA in cement production was investigated. When we examine the results of compressive strength of the specimens, 10% RHA containing specimens gave the highest result. Since RHA is a pozzolanic additive, it started to show pozzolanic activity after being cured. Besides, RHA reduced the pore structure significantly in the specimens and lowered permeability and it also increased durability. We observed that only specimens containing more than 10% RHA reduced compressive strength.