Rain Bird A22490 RWSSBC1401 RWS-S Supplemental Root Watering System 10" Tube 0.25 GPM Bubbler and Check Valve 2" Snap-on Cap and Base enables vital water, oxygen, and nutrients to bypass compacted soil and directly reach tree and shrub root systems.

Its patented basket weave canister allows ground installation to a depth of 36" (91,4 cm) for the RWS, 18" (45,7 cm) for the RWS-M and 10" (25,4 cm) for the RWS-S. The RWS is intended for use with water dispensing devices such as a bubbler head or a drip emitter.

The RWS promotes tree and shrub investment protection, watering efficiency and landscape aesthetics through deep root growth and tree development.WS-S Supplemental Root Watering System 10" Tube 0.25 GPM Bubbler and Check Valve 2" Snap-on Cap and Base