The Kärcher Window Cleaner Concentrate RM 503, 500 ml, is a high-performance cleaning solution designed specifically for streak-free window and glass cleaning. This concentrate is suitable for use with all Kärcher window vacuums and can also be applied manually. Its advanced formula efficiently removes stubborn dirt, grease, fingerprints, and residues from windows, mirrors, glass tables, tiles, and other smooth surfaces without leaving streaks or smears. The product comes in a convenient 500 ml bottle that yields up to five liters of ready-to-use solution when diluted as recommended (1:10). Key advantages include its gentle action on surfaces while being tough on grime and its pleasant fresh scent. Kärcher is renowned worldwide for innovative cleaning technology; the company places great emphasis on sustainability by developing products that are both effective and environmentally friendly?such as biodegradable formulas like RM 503. By choosing this product you not only achieve sparkling clean results but also contribute positively to environmental protection through responsible consumption.