Rain Bird - XFCV-09-12-100 XFCV Dripline with Heavy Duty Check Valve, 0.9 GPH, 12" Spacing, 100' Roll ESP-9V4 it will operate either way

it will operate either way

With Flood & Freeze Sensors you can get early warning

rated to withstand water up to 140° F (60° C) and pressures up to 116 psi (8 bar)

Lifetime limited warranty

Rain Bird - XFCV-09-12-100 XFCV Dripline with Heavy Duty Check Valve, 0.9 GPH, 12" Spacing, 100' Roll ESP-9V4 it will operate either waySpecifications Rain Bird XFCV Dripline with a heavy duty 3. 5 psi check valve for on surface applications adds a valuable member to the Rain Bird XF Series of Dripline. The XFCV is the most effective dripline in the industry and is ideal for areas where no other dripline will work. When used in applications where elevation changes exist, the patent pending check valve keeps the dripline charged, holding 8 feet of hold back. Rain Bird's XFCV offers