The PLANT!T Bucket Lid is great for use in DIY hydro systems because the pre-marked circles make it easier for the customer to cut out the relevant size for their Heavy Duty Net Pot. This bucket lid has been designed to fit the HydroGarden Heavy Duty Net Pots. The handles incorporates onto the PLANT!T Bucket Lid allow for good grip and easy carrying when placed on the PLANT!T 20L Bucket. The pre-marked circles also mean that it makes it easier to stack buckets on top of each other.