Skip to content
Rain Bird RWS assembly showing 18-inch semi-rigid mesh tube, 0.5 GPM bubbler riser and 4-inch locking grate for below-grade irrigation.

Rain Bird Root Watering System, 0.5 GPM Bubbler (18 & 36 in)

Brand: Rain Bird
Save 26%
$83.20
$61.38
SKU RWSMBC1402
In Stock (2)

Notify me when back in stock

The Rain Bird Root Watering System delivers deep, efficient subsurface irrigation for trees and shrubs, directing water, oxygen and nutrients to the root zone while minimizing runoff and evaporation.

  • Models: Available in 18" (RWSMBC1402) and 36" (RWSBC1402) tube lengths to suit different root depths.
  • Flow & Components: Factory-installed 0.5 GPM 1402 bubbler with check valve and 1/2" spiral barb elbow for easy lateral connection.
  • Construction: 4" vandal-resistant locking grate and semi-rigid mesh tube designed for long-term below-grade installation.
  • Performance: Up to 95% emission uniformity for efficient water delivery with minimal wind or evaporation loss.
  • Benefits: Reduces transplant shock, encourages deep root growth, protects hardscapes, and improves tree stability in high winds.
  • Options: Sand sock for fine soils and purple grate available for non-potable water installations.

Simple to specify and factory-assembled for reliable installation, the RWS is an effective solution for landscape and arbor irrigation. Refer to manufacturer documents for site-specific installation guidance and local code compliance.

Reviews

Frequently Asked Questions

What sizes and models are available for this Root Watering System?
This RWS is offered in 18" (RWSMBC1402) and 36" (RWSBC1402) tube lengths, both with a 4" locking grate.
How does the check valve and bubbler improve irrigation performance?
The factory-installed 0.5 GPM bubbler directs water to the root zone while the check valve prevents line drainage and improves efficiency.
Can this unit be used with non-potable water or in fine soils?
Yes. Purple grate options are available for non-potable water and a sand sock accessory can be used for fine soils to prevent clogging.