Various parts and fittings used on the IWS Standard, Pro and Trident Flood & Drain Systems. Standard Fittings Tee Elbow Straight Sealing Gland Pro Fittings (all come with fitting, 2x washers and nut) Tee Elbow Straight Trident Fittings Tee Elbow Grommets Pots Drilled Inner Pots (10L, 16L and 25L) - Used for any type of medium Trident Inner Pots (16L and 25L) - Used for any type of medium Aqua Pot (6.5L) - Used for clay pebbles only. Outer Pots (10L, 16L and 25L) Pot Stand Copper Discs Brain Pots (Standard and Pro) Remote Timer (for use with both Brains)