THE STAIN IS QUICKLY REMOVED Upholstered furniture is used regularly and thereby constantly subject to stains. Many stains, however, are stubborn and not easily removed. In our stain guide, we give you useful tips on how to effectively remove common stains from furniture and carpets. COFFEE STAINS 1. Dab the stain with a solution of approx. 30°C warm distilled water and mild detergent. 2. If necessary, follow up with a cleaning using petroleum ether.