Turns out St. Paul had 6 fire trucks locally built just for the RNC, with special foam/ fire protection injection systems built in by Golden Valley based Pentair. Trucks were bult built with federal and RNC money and cost $2.5 million. In this Picture ; from l to r St Paul firefighters Robin Haffner and Dan Pierskalla spray some foam ,while training on a new Foam/fire protection injection system.This new injection systemwas built by Golden Valley based Pentair .