Y BLUE STAR: T D e The all new RNB RGTNB Series, featuring restaurant-quality performance and near unlimited customization options, has been updated with cleaner lines:and improved features. Blue Star's most customization line, ‘the RNB range top is available with integrated griddles, char broilers, French tops. GaE e s » Ulyanovsk power number delvers 22,000 BTU of intense heat * Gentle 130* simmer bumpier.