catflap.org Online Dictionary Query

  coarse rendering /kˈɔːs ɹˈɛndəɹɪŋ/
  Unterputz , Grobputz , Rohputz , Rauputz , Anwurf 
           Note: unterste Putzlage
     Synonyms: rough rendering, roughcast, undercoat
  
   see: cast, plaster, plaster work, thick plaster, thin plaster, fining coat, final coat, finishing coat, setting coat, set, cover coat, skimming coat, regrating skin, finish of window sill / cill, surface-mounted, flush-mounted, flush, buried, concealed, multiple-skin work, sparge sth., resurface a wall, render a wall