Netafim Non-Clog Woodpecker Pressure Compensating Junior Dripper Assembly 1GPH 36in (25pcs/bag) for plant irrigation is resilient to water pressure variations. https://www.hydroponicstown.com/40201-018905-netafim-non-clog-woodpecker-pressure-compensating-junior-dripper-assembly-1gph-36in-25pcs-bag