NEW YORK ( TheStreet) -- PGT (Nasdaq: PGTI) has been downgraded by TheStreet Ratings from hold to sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, disappointing return on equity, poor profit margins and feeble growth in its earnings per share. PGT, Inc. engages in the manufacture and supply of residential impact-resistant windows and doors. The company offers impact-resistant products, including heavy-duty aluminum or vinyl frames with laminated glass to provide protection from hurricane-force winds and wind-borne debris. PGT has a market cap of $128.2 million and is part of the industrial goods sector and materials & construction industry. Shares are down 2% year to date as of the close of trading on Friday. You can view the full PGT Ratings Report or get investment ideas from our investment research center.