Gardena 24V Irrigation Valve - Gardena 1278-20 Ref: GRD1278-20 For use in combination with Watering Control System 4040 modular and Expansion Module 2040. 1'' connection thread. Manual opening/closing possible. Self-cleaning fin-mesh filter for fault-free control. Operation pressure from 0.5 to 12 bar. Price: £27.00 (Including VAT at 17.5%)