At DL Clean Windows, we are often asked why we use long poles and purified water rather than the traditional ladder and squeegee. To answer that, we have to look at how our industry has evolved to provide a better, safer service for homes across Exeter and East Devon. The Early Days: The Squeegee Revolution Before the 1930s, window cleaning was a laborious task involving heavy ladders and basic cloths. The first major "tech" jump happened in 1936, when Ettore Steccone invented the modern...