Watts Premier DLA-D Universal Dishwasher Drain Line Adapter — No Drilling

Overview

The Watts Premier Drain Line Adapter (DLA-D) is a code-listed, versatile solution designed to simplify connecting a dishwasher drain to a garbage disposal or RO system. Certified by IAPMO/UPC and compliant with ASTM F 409, it offers a modern alternative to traditional drain saddles, featuring a design that minimizes noise and helps prevent drain line plugging.

Designed for both new installations and retrofits, this universal adapter installs directly into a garbage disposal without drilling into existing plumbing. It includes Quick Connect capability for Air Gap Faucet drain lines, making setup straightforward and durable for a range of homes and configurations. For optimal fit, measure your dimensions and verify compatibility before installation.

What’s Included

• One drain line adapter with push-in fitting and barb
• One hose coupler
• Two marine-grade stainless steel hose clamps

Key Benefits

• Code-listed and standards-compliant for nationwide use
• Noise-reducing design during RO water production
• Prevents drain line plugging for smoother operation
• Handles a wide range of dishwasher hoses: 1/2", 5/8", 3/4", 7/8"
• Compatible with 3/8" RO drain lines
• No drilling required, enabling a clean, non-invasive installation

Versatility and Compatibility

The DLA-D adapts to all garbage disposals, whether or not they have a dishwasher drain line connection. It uses standard plumbing fittings to meet national codes and accommodates diverse hose sizes, making it suitable for many kitchen configurations and RO setups.

Why Homeowners Choose Watts Premier

• Durable, marine-grade stainless steel clamps deliver long-lasting performance
• Push-in and barb fittings provide a reliable, inspectable connection
• Simple, no-drill installation reduces remodeling hassle

From essential upgrades to retrofits, the DLA-D offers a dependable, code-compliant path to connect dishwasher drains with confidence. Its thoughtful design supports quiet operation, reduced maintenance, and flexible sizing for varied plumbing setups.

Helpful Installation Tips

• Verify hose sizes before installation to ensure a perfect fit
• Use the Quick Connect feature for Air Gap drain lines to simplify setup
• If needed, trim smaller barbs to fit 3/4" or 7/8" lines