ADS Dual Wall Watertight Wye, 12"X12"

ADS Dual Wall Watertight Wye, 12"X12"

The ADS 1284WT Dual Wall Watertight Wye, 12" × 12" is a heavy-duty HDPE wye fitting designed to branch a 12-inch drainage line off a 12-inch main while maintaining a watertight joint. Built for ADS N-12 dual wall systems, it combines a smooth interior for efficient flow with a corrugated exterior for strength and long service life.

Country of Origin: USA

Key Features / Specifications

• Part number: 1284WT
• Type: Watertight dual wall wye (gasketed)
• Size: 12" × 12"
• Material: HDPE (dual wall: corrugated exterior / smooth interior)
• Joint performance: Watertight (commonly aligned with ASTM D3212 watertight joint performance when installed correctly)
• Use with: ADS N-12 dual wall pipe systems
• Corrosion resistant: Won’t rust like metal fittings; good for aggressive soils

Ideal For:

• Storm sewer and stormwater conveyance where watertight connections are required
• Subsurface drainage systems where infiltration/exfiltration needs to be minimized
• Agricultural, commercial, and municipal gravity-flow drainage installations
• Branching a 12" lateral into a 12" mainline while keeping a sealed system