Add punctuation to the following sentence: Builders joinery and carpentry of wood incl cellular wood panels excl windows frenchwindows and their frames doors and their frames and thresholds parquet panels blocks strips and friezes wooden shuttering for concrete constructional work shingles shakes and prefabricated buildings
Builders' joinery and carpentry, of wood, incl. cellular wood panels (excl. windows, frenchwindows and their frames, doors and their frames and thresholds, parquet panels, blocks, strips and friezes, wooden shuttering for concrete constructional work, shingles, shakes and prefabricated buildings)