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Dishwasher / Drain Line to Garbage Disposal Adapter

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Dishwasher/Drain Line to Garbage Disposal Adapter, No Drilling Required

Universal Drain Line Adapter for Reverse Osmosis systems is designed for installation on all garbage disposals with or without a dishwasher. The DLA-D provides an IAPMO/ UPC code listed alternative to the use of the drain saddle for fast and easy installation on all disposals. RO  tubing is a 3/8 IN connection.

Note - To connect a reverse osmosis rinse water drain line to the plumbing of a single or double compartment sink without a disposal, please order 164014 (DLA-12).

Air Gap Faucet Drain Line

Easy to Install
IAPMO / UPC Listed
ASTM F 409




  • Universal adapter accommodates 1/2 IN, 5/8 IN, 3/4 IN, and 7/8 IN dishwasher drain hose
  • Converts for installation with or without a dishwasher (see illustrations on More tab)
  • Comes with all the fittings and instructions needed for installation
  • Simple installation bypasses existing plumbing with no pipes to undo
  • Silent operation eliminates most reject water noise
  • No drilling required
  • Fast and easy installation
  • Works with all Reverse Osmosis units with a 3/8 IN connection.



(1) Drain Line Adapter with Speedfit(R) Push-In Connector or Barb (DLA-D)

(1) Hose Coupler

(2) Marine Stainless Steel Hose Clamps


Installation With Dishwasher

Step One
Remove dishwasher hose from disposal and clean opening

Remove dishwasher hose

Step Two
Mount hose coupler over exposed nipple and mount DLA-D
mount hose coupler

Step Three
Cut off smaller unneeded barb sizes

cut off unneeded barb sizes

Step Four
Reconnect dishwasher hose (cut to length) and insert RO drain tubing
Reconnect dishwasher hose

Installation Without Dishwasher

Step One
Remove knock-out plug and cut off Wye branch

Remove knock-out plug

Step Two
Connect Wye branch with hose coupler and insert RO drain tubing

Connect Wye branch