TEMPE, AZ–(Marketwire – 05/09/11) – Solar Topps LLC ( http://www.solartopps.com ) is a leading solar integration company that helps customers use federal solar tax credits, Arizona solar tax credits and utility solar rebate incentives to install solar electric photovoltaic (PV) power arrays on their rooftops at an installed cost from $4 or less per watt. Solar Topps …