Dual Entry: Fits All Watersupplies; Bottom Or Side Inlet. Water Saving System: Delayed Action Technology Saves Up To 7 Lt Of Water Per Day. Resistant: (15mm) 1/2 Inch Plastic Inlet Tail. Easy To Adjust: Telescopic Height Adjustment And Water Level Adjustment With Screw. Quick Filling: Around 35 Seconds For 6 Lt At 3 Bars. Quiet. Pressure: Frm 0.2 To 16 Bars; Resists Pressure Spikes Of Up To 20 Bars.