Y BLUE STAR: Unleash Your Inner Chef’ The Blue Star Cook top Series delivers professional power and performance for the home chef with minimal kitchen space. The perfect accompaniment to a Bastard gas or electric wall oven, the open burner cock top has all the signature features of a Bestiary range top, with boomer temperatures from simmer 1o sear. Litigation Rl Lo » UltraNova™ power boomer delivers 22,000 BTU of intense heat » Gentle 130 simmer boomer.