Grower's Edge Block Covers 4 in (40/Pack)

was $9.95 Special Price $8.46
In stock
For blocks of rockwool and other grow media. Grower's Edge Block Covers blocks light from media-which helps reduce algae. Use white side up to reflect light. Use toothpick to hold cover in place. Hole in center of cover measures 1/2 inch in diameter.
Write Your Own Review
You're reviewing:Grower's Edge Block Covers 4 in (40/Pack)