Baril Arte Dishwasher Air Gap - GAP-9330-00Baril Arte Dishwasher Air Gap GAP 9330 00 Dishwasher air gap designed to prevent backflow and protect your water system. Features Prevents wastewater from flowing back into the dishwasher Designed to match BARIL faucet collections Solid brass trim with durable finish ABS plastic body included for installation Fits standard 1 3 8 countertop hole Compatible with countertops up to 1 1 2 thick Available in multiple finishes to match kitchen fixtures