These durational gerbs project a continuous plume of bright silver titanium sparks, gold ferrotitanium sparks or a colored flame at the nozzle with a plume of bright silver sparks. All heights listed are actual performance, not clearance heights. *The gold flitter gerbs produce a cascading effect with sparks falling back to the point of ignition. An igniter may be installed for an additional $1. Side ignition option installed for an additional $1.