PLASTIC BLOCK COVERS
Reflect light to plant leaves, where its needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks.
- Block light from media
- Reflect light to plant leaves where its needed most
- Eliminate algae and mildew growth
- 40 dual-sided block covers per pack
* Ship By Date is estimated and handling times may vary.
