OASE Discharge Hose (Pondovac 3, 4) by Oase $ 37.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Replacement Discharge Hose for OASE Pondovac Pond Vacuums. Discharge Hose Fits:43992Pondovac 4Pondovac 3