Rockwool

Rockwool

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  • Mother Earth 8" Coco Covers, Pack of 10

    Mother Earth 8" Coco Covers, Pack of 10

    Sunlight Supply

    MSRP: $8.70
    $7.49
    Mother Earth® Coco Covers are a naturally derived replacement for plastic covers. These 100% natural coconut coir fiber covers work great for preventing algae from growing on top of your rockwool blocks. Available in 4, 6 and 8 inch squares for use...
    MSRP: $8.70
    $7.49
    Qty in Cart: 0
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    MSRP: $8.70
    $7.49
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  • 8" Block Covers, Pack of 40

    8" Block Covers, Pack of 40

    HydroFarm

    MSRP: $25.95
    $19.95
    PLASTIC BLOCK COVERS   Reflect light to plant leaves, where it’s 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...
    MSRP: $25.95
    $19.95
    Qty in Cart: 0
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    Price:
    MSRP: $25.95
    $19.95
    Subtotal:
  • 6" Block Covers, Pack of 40

    6" Block Covers, Pack of 40

    HydroFarm

    MSRP: $21.95
    $16.95
    PLASTIC BLOCK COVERS   Reflect light to plant leaves, where it’s 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...
    MSRP: $21.95
    $16.95
    Qty in Cart: 0
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    Price:
    MSRP: $21.95
    $16.95
    Subtotal:
  • 4" Block Covers, Pack of 40

    4" Block Covers, Pack of 40

    HydroFarm

    MSRP: $11.95
    $10.95
    PLASTIC BLOCK COVERS   Reflect light to plant leaves, where it’s 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...
    MSRP: $11.95
    $10.95
    Qty in Cart: 0
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    Price:
    MSRP: $11.95
    $10.95
    Subtotal:
  • Europonic Rockwool Conditioning Solution Gallon

    Europonic Rockwool Conditioning Solution Gallon

    Hydrodynamics Intl.

    MSRP: $40.00
    $31.95
    Europonic® Rockwool Conditioning Solution™ is an advanced formulation of ingredients that stabilizes and adjusts the pH of rockwool for maximum nutrient utilization by the plants. A premium blend of pH controls and pure mineral salts,...
    MSRP: $40.00
    $31.95
    Qty in Cart: 0
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    MSRP: $40.00
    $31.95
    Subtotal:
  • Europonic Rockwool Conditioning Solution Quart

    Europonic Rockwool Conditioning Solution Quart

    Hydrodynamics Intl.

    MSRP: $18.00
    $14.49
    Europonic® Rockwool Conditioning Solution™ is an advanced formulation of ingredients that stabilizes and adjusts the pH of rockwool for maximum nutrient utilization by the plants. A premium blend of pH controls and pure mineral salts,...
    MSRP: $18.00
    $14.49
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $18.00
    $14.49
    Subtotal:
  • On Sale
    Grodan Expert Slab 6" x 3" x 36"

    Grodan Expert Slab 6" x 3" x 36"

    Grodan

    MSRP: $8.98
    Now: $6.95
    Was: $7.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $8.98
    Now: $6.95
    Was: $7.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $8.98
    Now: $6.95
    Was: $7.95
    Subtotal:
  • Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5"

    Grodan A-OK Starter Plugs 1.5" x 1.5" x 1.5"

    Grodan

    MSRP: $14.06
    $10.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $14.06
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $14.06
    $10.95
    Subtotal:
  • On Sale
    Grodan Macro Plug Round With Slit, Bag of 50

    Grodan Macro Plug Round With Slit, Bag of 50

    Grodan

    MSRP: $12.17
    Now: $10.49
    Was: $10.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $12.17
    Now: $10.49
    Was: $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $12.17
    Now: $10.49
    Was: $10.95
    Subtotal:
  • Grodan Grow Cubes, 1 Cu Ft Bag

    Grodan Grow Cubes, 1 Cu Ft Bag

    Grodan

    MSRP: $28.46
    $24.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $28.46
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $28.46
    $24.95
    Subtotal:
  • Grodan Grow Cubes, 2 Cu Ft Bag

    Grodan Grow Cubes, 2 Cu Ft Bag

    Grodan

    MSRP: $45.86
    $39.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $45.86
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $45.86
    $39.95
    Subtotal:
  • Grodan Expert Slab 8" x 3" x 36"

    Grodan Expert Slab 8" x 3" x 36"

    Grodan

    MSRP: $11.66
    $9.95
    Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different...
    MSRP: $11.66
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $11.66
    $9.95
    Subtotal:
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