Pentair (NYSE:PNR – Get Free Report) and Interroll (OTCMKTS:IRRHF – Get Free Report) are both industrial products companies, but which is the better investment? We will contrast the two companies based on the strength of their earnings, dividends, risk, valuation, profitability, analyst recommendations and institutional ownership. Profitability This table compares Pentair and Interroll’s net margins, […]