Built for tight access wells, this 0.75″ O.D., 36″ mini bailer features a weighted body for fast descent and a single bottom check valve to retain your sample during retrieval. Mini bailers are engineered for wells that accept ½″ or ¾″ diameters and are supplied in easy-to-deploy three-foot lengths for consistent, repeatable field work.

Key features

Weighted design for quick sink rate and stable vertical alignment.
Single bottom check valve (point-to-container retention) for dependable sample capture.
Virgin polyethylene (HDPE) construction; rugged and field-proven.
PFAS-accepted equipment category when polyethylene bailers are required.
Manufactured for straight, true descent in small-diameter wells.

What’s included

24 × Polyethylene mini bailers, 0.75″ O.D. × 36″, weighted, single check valve (one case).

Technical specs

Outside diameter: 0.75″ (19 mm)
Length: 36″ (914 mm)
Material: Polyethylene (HDPE)
Valve: Single bottom check
Weighting: Integrated weight (factory-installed)
Approx. sample volume (per bailer): 0.192 L at 0.75″ × 36″.
Packaging: Case of 24 bailers

Field use (quick start)

Tie your line at the top opening.
Lower to target depth; allow the bailer to fill.
Retrieve and decant per SOP—bottom check valve retains the column during haul-out.

Mini Polyethylene Groundwater Bailer, 0.75″ × 36″, Single Check — Weighted