PLY GEM INDUSTRIES INC <PGI> 3RD QTR NET Shr 30 cts vs 17 cts Shr diluted 30 cts vs 17 cts Net 3,454,000 vs 1,546,000 Sales 84.0 mln vs 59.2 mln Avg shrs 11.6 mln vs 8,917,000 Avg shrs diluted 11.7 mln vs 11.2 mln Nine mths Shr 91 cts vs 72 cts Shr diluted 90 cts vs 65 cts Net 10.5 mln vs 5,959,000 Sales 236.7 mln vs 168.9 mln Avg shrs 11.5 mln vs 8,227,000 Avg shrs diluted 11.6 mln vs 11.2 mln