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Rockwool Block Covers - 4 in.

4 in. - Rockwool Block Covers - For Use with 4 in. Gro-Blocks - Pack of 40 - Hydrofarm HGCOV4

Rockwool Block Covers - 4 in. Image
Rockwool Block Covers - 4 in. Image
Rockwool Block Covers - 4 in. Image

Rockwool Block Covers - 4 in.

4 in. - Rockwool Block Covers - For Use with 4 in. Gro-Blocks - Pack of 40 - Hydrofarm HGCOV4

The dual purpose, Hydrofarm HGCOV4 block covers are specifically used for 4-inch rockwool or stonewool gro-blocks. With ... View More Details

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SKU: GROW-HGCOV4

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Brand:HydroFarm
MPN (Part No.):HGCOV4
Use With:4 in. Gro-Blocks
Length:4 in.
Height:4 in.
Width:4 in.
Package Quantity:40
Weight:0.2 lb.

Description

The dual purpose, Hydrofarm HGCOV4 block covers are specifically used for 4-inch rockwool or stonewool gro-blocks. With the white side reflecting light back towards plants and the black side blocking light from the media, these block covers reduce algae, pest problems, and mildew, while enhancing growth proficiency. Pack contains 40 dual-sided block covers.

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SKU GROW-HGCOV4 GROW-RWAO3640 GROW-ACDC825M PX-MS10007200 SUN-960350
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