Spray Nozzles for Nuclear Power Generation Nuclear spray applications Containment vessel – To quell any fire or other problems requiring spraying within the vessel (EAS) Collection pond – To spray water upward to more quickly cool the water for further processing Pressurizer – Spray coolant into the primary containment structure of the pressurizer in order to condense the steam into water Spraco spray nozzles The Spraco name is well-known in the nuclear industry. Spraco was purchased by Lechler and the products used in these nuclear applications are now done under the Lechler name. Containment vessel – Spraco P/N 1713A /Lechler P/N 373.084.17.BN Ramp Bottom Hollow Cone nozzle Collection Pond – Spraco P/N 1751 /Lechler P/N 373.445.17.BW Ramp Bottom Hollow Cone nozzle Pressurizer – Lechler P/N 400.807.S1 full cone nozzle