Rain Bird SW20-30PS 2 GPH 30pk
Top PickWhat We Like
- Pressure-compensating design maintains even 2 GPH flow over long distances and varying elevations.
- Tough construction holds up to sun, soil, and handling during installation.
- Self-piercing barbs install directly into 1/4-inch tubing without pre-drilling or tools.
Worth Noting
- Some units may have zero flow out of the box
- Flow Rate
- 2 GPH fixed
- Adjustability
- Fixed flow
- Pack Quantity
- 30
- Ease of Installation
- Self-piercing barb
Read the full review
The Rain Bird SW20-30PS delivers a steady 2 GPH drip regardless of tubing length or elevation changes, thanks to its pressure-compensating design. Build quality is robust enough to withstand sun exposure and handling during installation, and the self-piercing barbs insert cleanly into 1/4-inch tubing without pre-drilling.
This 30-pack suits gardeners covering large beds or long rows where even water distribution matters. A small percentage of units may arrive with no flow at all – a quick test in a bucket before burying reveals any non-dripping emitters. For most buyers, the consistent output across the rest of the pack makes this a cost-effective option for medium to large drip layouts.
Pre-wetting and testing each emitter in a bucket lets you spot any non-flowing units before they're buried – simple insurance for a uniform layout.
Bottom line: For large drip irrigation setups needing consistent 2 GPH flow, this 30-pack delivers steady performance at a low per-emitter cost. Pre-test each emitter to catch the occasional non-dripper.