
Ecotech (D-38QC) 1/2"- 7/8" HB X 3/8" JG UNI. RO Drain Kit
Ecotech D-38QC Technical Details
| Model Number | D-38QC (DLA-D Universal Adapter) |
| Inlet Connection | 1/2", 5/8", 3/4", 7/8" hose barb (universal) |
| Outlet Connection | 3/8" John Guest push-fit |
| Mount Location | Garbage disposal dishwasher drain inlet |
| Venturi Type | Self-cleaning, silent operation |
| Certifications | IAPMO/UPC and IPC Listed |
| Material | Professional grade plastic and brass fittings |
| Includes | All fittings and installation instructions |
How to Install the D-38QC Drain Adapter
- Remove the knockout plug from your garbage disposal's dishwasher drain inlet (typically located on the side near the top of the unit)
- Insert the D-38QC universal adapter into the dishwasher drain inlet and secure according to included instructions, ensuring a watertight seal
- Connect your existing dishwasher drain hose to the appropriate barb size (1/2" to 7/8") on the adapter body
- Attach the 3/8" RO drain line to the John Guest push-fit outlet on the adapter (push tube firmly until it seats)
- Test for leaks by running your RO system and checking all connections while the disposal is off, then run the disposal briefly to verify proper drain flow
Works With Most RO Systems and Disposals
The Ecotech D-38QC is compatible with all standard garbage disposals featuring a dishwasher drain inlet port. The universal hose barb accepts drain lines from 1/2" to 7/8" outer diameter, making it suitable for most residential reverse osmosis systems including APEC, iSpring, Waterdrop, Home Master, and Isopure models. The 3/8" John Guest fitting works with standard RO drain line tubing. This adapter can be installed with or without an existing dishwasher connection, offering flexibility for various plumbing configurations. Ideal for installations where space under the sink is limited or existing drain saddles have failed.
Ecotech D-38QC Technical Details
| Model Number | D-38QC (DLA-D Universal Adapter) |
| Inlet Connection | 1/2", 5/8", 3/4", 7/8" hose barb (universal) |
| Outlet Connection | 3/8" John Guest push-fit |
| Mount Location | Garbage disposal dishwasher drain inlet |
| Venturi Type | Self-cleaning, silent operation |
| Certifications | IAPMO/UPC and IPC Listed |
| Material | Professional grade plastic and brass fittings |
| Includes | All fittings and installation instructions |
How to Install the D-38QC Drain Adapter
- Remove the knockout plug from your garbage disposal's dishwasher drain inlet (typically located on the side near the top of the unit)
- Insert the D-38QC universal adapter into the dishwasher drain inlet and secure according to included instructions, ensuring a watertight seal
- Connect your existing dishwasher drain hose to the appropriate barb size (1/2" to 7/8") on the adapter body
- Attach the 3/8" RO drain line to the John Guest push-fit outlet on the adapter (push tube firmly until it seats)
- Test for leaks by running your RO system and checking all connections while the disposal is off, then run the disposal briefly to verify proper drain flow
Works With Most RO Systems and Disposals
The Ecotech D-38QC is compatible with all standard garbage disposals featuring a dishwasher drain inlet port. The universal hose barb accepts drain lines from 1/2" to 7/8" outer diameter, making it suitable for most residential reverse osmosis systems including APEC, iSpring, Waterdrop, Home Master, and Isopure models. The 3/8" John Guest fitting works with standard RO drain line tubing. This adapter can be installed with or without an existing dishwasher connection, offering flexibility for various plumbing configurations. Ideal for installations where space under the sink is limited or existing drain saddles have failed.
Original: $31.66
-65%$31.66
$11.08Description
Ecotech D-38QC Technical Details
| Model Number | D-38QC (DLA-D Universal Adapter) |
| Inlet Connection | 1/2", 5/8", 3/4", 7/8" hose barb (universal) |
| Outlet Connection | 3/8" John Guest push-fit |
| Mount Location | Garbage disposal dishwasher drain inlet |
| Venturi Type | Self-cleaning, silent operation |
| Certifications | IAPMO/UPC and IPC Listed |
| Material | Professional grade plastic and brass fittings |
| Includes | All fittings and installation instructions |
How to Install the D-38QC Drain Adapter
- Remove the knockout plug from your garbage disposal's dishwasher drain inlet (typically located on the side near the top of the unit)
- Insert the D-38QC universal adapter into the dishwasher drain inlet and secure according to included instructions, ensuring a watertight seal
- Connect your existing dishwasher drain hose to the appropriate barb size (1/2" to 7/8") on the adapter body
- Attach the 3/8" RO drain line to the John Guest push-fit outlet on the adapter (push tube firmly until it seats)
- Test for leaks by running your RO system and checking all connections while the disposal is off, then run the disposal briefly to verify proper drain flow
Works With Most RO Systems and Disposals
The Ecotech D-38QC is compatible with all standard garbage disposals featuring a dishwasher drain inlet port. The universal hose barb accepts drain lines from 1/2" to 7/8" outer diameter, making it suitable for most residential reverse osmosis systems including APEC, iSpring, Waterdrop, Home Master, and Isopure models. The 3/8" John Guest fitting works with standard RO drain line tubing. This adapter can be installed with or without an existing dishwasher connection, offering flexibility for various plumbing configurations. Ideal for installations where space under the sink is limited or existing drain saddles have failed.












