Home / Agriculture / Hydroponic Square Pot Hydroponic Square Pot A bigger pot to be used together with 4″ X 2″ Rectangular Pipe with 6″ Gap or 8″ Gap. Suitable for 4″ X 2″ Rectangular Pipe: 6″ Gap & 8″ Gap Related products 47mm Garden Tray – 40 holes 2 Way Super Punch Spanner Anti-Insect Net Floor Woven Plastic (Weed Mat) Micro Tubing GOOD BOY Heavy Duty Garden Sprayer