IWS AutoDrain System — Pro Pipe / Standard Trays Plagron or 1g per planting hole

or 1g per planting hole

No mains overload

keeps combo-style meters accurate long-term

This is the real deal for home and small batch work

IWS AutoDrain System — Pro Pipe / Standard Trays Plagron or 1g per planting holeIWS AutoDrain System Pro Pipe Automatic Run to Waste Drainage for Hand Watering Growers Best for: Growers scaling up from hand watering who want automatic drainage without the cost of full drip automation Our thoughts This is the smart middle ground between hobbyist hand watering and full commercial automation. The Pro Pipe version handles larger setups cleanly, and because it's modular, you're not locked into a bundled drip system you might not need.