Hourdex new build multi-use binder

Hourdex is a multi-use binder for building mortars, renders, stipple and base coats, roofing, chimneys and floor tiling. It is based on St Astier natural hydraulic lime, with the addition of OPC and other additives to produce highly workable and breathable mortars. Properties such as density, whiteness, workability, water retention, compressive