Click or scroll to zoom Tap or pinch to zoom Botanicare Ebb & Flow Fitting Kit w/ 2 Extensions by Botanicare Sale $6.99 SKU 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Buy Now Interior threads which accept 3/4 in standard pipe thread. Use as ebb and flow fittings and bulkhead fittings. Increased versatility: thread PVC pipe fittings into bulkhead fittings - ideal for use in aeroponic and drip applications.