Bulldozer Heavy-Duty Waterfed Window Cleaner 3mThe Bulldozer Pro products are engineered to tackle the toughest cleaning jobs and the heavy duty range is designed to deliver outstanding performance. The Bulldozer Pro Heavy Duty Water Fed Window Cleaner with Telescopic Handle, which extends to 300cm, comes with a detachable head with Squeegee and micofibre Cleaning Cloth which can be used as a handheld also.