This refined tube from Greek Glass artist Biao Tang features a triple-gridded downstem flowing into a 360° grid cap percolator, delivering clean, high-diffusion function with minimal resistance. A triple gridded stem splash guard helps keep pulls dry, while a solid opal marble adds artistic flair. Height: 16.5″ Perc Setup: Threeline gridded stem → 360° grid cap Splash Guard: Triple gridded section Accent: Fixed opal marble Joint: 18 mm female Tube Diameter: 45 mm Artist: Biao Tang (Greek Glass)