Suck in, blow out be it gravel, grit, sand, mud, dust, or snow. For almost 30 years we have served our customers as a competent partner for roof graveling and degraveling. Thanks to our ca. 20 SAM-Truck vehicles at eight sites in southern Germany, we can be at our customers' disposal at short notice. We meet difficult challenges with innovative solutions. There's no such thing as can't do! Our work is quick, clean, efficient, and economical.