Cash in on the U.S. heat wave with these investments By: MarketWatch August 17, 2016 at 05:18 AM EDT Demand is soaring for air conditioners, water and solar panels, writes Jeff Reeves. Read More >> Related Stocks: 8point3 Energy Partners LP - Class A Shares American Water Works Aqua America Cedar Fair LP Consolidated Edison Daikin Industries Ltd Dominion Resources Exelon Corp First Solar Pool Corp Public Svc Enterprises Six Flags Entertainment Corp Sunpower Corp United Technologies