Investors interested in stocks from the Building Products - Miscellaneous sector have probably already heard of Knife River (KNF) and James Hardie (JHX) . But which of these two companies is the best option for those looking for undervalued stocks? Let's take a closer look.We have found that the best way to discover great value opportunities is to pair a strong Zacks Rank with a great grade in the Value category of our Style Scores system. The proven Zacks Rank puts an emphasis on earnings estimates and est ...