Sigma 01 View cart “Sigma concealed cistern” has been added to your cart. This product is currently out of stock and unavailable. Add to Wishlist Compare SKU: N/A Categories: Actuator, Geberit Tags: Actuator, Geberit, Sigma 01 Related products Kappa 50 Select options Kappa Concealed Cistern Select options Sigma 60 Select options Sigma 70 Select options