HOME / ACCESSORIES / FLAV-R-WAVE SIGNET™ & SOVEREIGN™Flav-R-Wave Signet™ & Sovereign™1842934.9 cm x 15.9 cm Flav-R-Wave™ for Broil King® Signet™ and Sovereign™ models with Tube-in-tube™ burners. ... http://… FEATURED RECIPE. Grilled Asparagus and Prosciutto Spears.CHECK OUT THESE OTHER GRILL ACCESSORIES.