GRAV Double Decker Circuit Dab Rig Material|Steel One heads-up: honeycomb discs collect

One heads-up: honeycomb discs collect residue faster than an open downstem

this hand pipe is designed to deliver smooth and powerful hits that will leave you craving for more

Turbine Percolator or Honeycomb Perc

The thick glass construction ensures long lasting durability

then the cooled smoke picks up speed as it passes through the first turbine

GRAV Double Decker Circuit Dab Rig Material|Steel One heads-up: honeycomb discs collectThe GRAV Double Decker Circuit Dab Rig is a powerful piece of equipment designed for the dabbing enthusiast. The Circuit rig provides even better function and filtration with another layer, keeping the water in continuous motion and out of your mouth as you hit it. The second layer also keeps your hits clean and pure with its even filtration. This powerful Dab Rig comes with a 14mm male joint, heavy wall glass, and arched mouthpiece to prevent splash