Why Softwashing Beats Pressure Washing

This episode breaks down why high-pressure washing can damage render, roofs, and historic masonry, and explains how softwashing uses low pressure and targeted chemistry to kill algae, moss, and lichen at the source. It also traces the evolution of the trade from improvised backyard mixing to regulated professional practice, covering surfactants, residual biocides, dosing systems, COSHH compliance, and the value of proper training.