At Castle, we are Oriental rug sales and cleaning specialists. We have a full retail-showroom which carries an assortment of Oriental Rugs, Persian Rugs, Chinese Rugs, Turkish Rugs & Indian Rugs. We also carry imported wooden furniture. We also provide the following services:. Rug Hand-Washing Rug & Carpet Restorations Rug Appraisals Care Washing Wool Care Specialization Castle Cleaning Co. started in 1969 we have been in Berthoud , Colo. since 1980. Phil Auserehl is the inventor of the Australian Cleaning System....oriental rug washing using compressed-air and submersion washing. Castle is the oldest and largest oriental rug sales and service company in Northern Colorado. Phil started his business in 1969 and has collected a huge selection, of one of a kind, hand-made rugs from around the world.