The Super Sprouter™ 78 Cell Stonewool Tray Insert is designed for 1.5 inch round or square stonewool plugs. The tray fits seamlessly inside a standard 10 in. x 20 in. flat. This insert sits elevated from the bottom of the flat for optimal drainage and prevents roots from getting smashed.
Super Sprouter™ 78 Cell Stonewool Tray Insert Features:
- Contains 78 cells
- Fits 1.5 in. round or square stonewool plugs
- Fits standard 1020 tray
- Dimensions: 20 in. x 9.25 in. x 2 in.
