This Black tubing works with all standard ⅜” compression and quick-connect fittings, such as the one's found on reverse osmosis systems, drinking water filters, water dispensers, refrigerators, and icemakers. This tubing is sold in 3' sections.
Various water related applications
Air Gap Faucet Drain line from faucet to drain saddle connection.
3' Black ⅜” Polyethylene tubing for drain line from faucet to drain saddle.