RedRock Starter Block PRO w/ 42/40 Hole – 10x10x10cm

Dimensions: w/ 42/40 Hole - 10x10x10cm - 4-Inch x 4-Inch x 4-Inch
Specifications & Packaging
Commercial grade stone wool starter blocks manufactured from high-grade US made raw material.
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RedRock Starter Block PRO w/ 42/40 Hole – 10x10x6.5cm

Dimensions: w/ 42/40 Hole - 10x10x6.5cm - 4-Inch x 4-Inch x 2.5-Inch
Specifications & Packaging
RedRock 4 in. x 4 in. x 2.5 in. Starter Blocks are the stone wool grow media of choice for commercial cultivators, growers, greenhouse operators, and indoor farmers. RedRock Block...
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RedRock Grow Block PRO w/ 42/40 Hole – 15x15x10cm

Dimensions: w/ 42/40 Hole - 15x15x10cm - 6-Inch x 6-Inch x 4-Inch
Specifications & Packaging
RedRock Grow Blocks PRO are the stonewool of choice for commerical cultivators. RedRock has been sold to North America's largest farms and cultivators with two things in mind - Crop...
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6in.x 6in. RedRock Grow Block PRO w/ 42/40 Hole

Dimensions: w/ 42/40 Hole - 15x15x13.5cm - 6-Inch x 6-Inch x 5.3-Inch
Specifications & Packaging
RedRock Grow Blocks PRO are the stone wool grow media of choice for commercial cultivators, growers, greenhouse operators, hydroponic operators, CEA facilities, and indoor farmers.
Crop types:
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RedRock Grow Block w/ 42/40 Hole – 15x15x10cm

Dimensions: w/ 42/40 Hole - 15x15x10cm - 6-Inch x 6-Inch x 4-Inch
Specifications & Packaging
Commercial grade rock wool grow blocks available in different sizes.
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RedRock Stonewool Starter Plugs

Dimensions: 36/40mm Loose
Specifications & Packaging
Commercial grade stone wool starter plugs, propagation plugs, starter cubes, and starter trays manufactured in North America for large-scale greenhouse operators, indoor farmers, hydroponic operations, CEA facilities, and more!
Crop types:
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RedRock Grow Block w/ 42/40 Hole – 15x15x13.5cm

Dimensions: 42/40 Hole - 15x15x13.5cm
Specifications & Packaging
Commercial grade stone wool grow blocks manufactured for commercial cultivators, growers, greenhouse operators, and indoor farmers.
Crop types:
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RedRock Starter Block w/ 42/40 Hole – 10x10x10cm

Dimensions: w/ 42/40 Hole - 10x10x10cm - 4-Inch x 4-Inch x 4-Inch
Specifications & Packaging
Commercial grade 4in. x 4in. x 4 in. stone wool starter blocks manufactured for commercial cultivators, growers, greenhouse operators, and indoor farmers.
Crop types:
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RedRock SOLO Flowering Slab

Dimensions: 30 cm x 20 cm x 10 cm - Hole Size 10 cm x 10 cm (18/Cs) (32 Cs/Plt)
Specifications & Packaging
Commercial grade stonewool SOLO flowering slabs are sourced and manufactured in North America. Perfect for "blocking-up" from stonewool starter blocks.
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RedRock Grow Slab – 99x15x7.5cm

Dimensions: 99x15x7.5cm - 36-Inch x 6-Inch x 3-Inch
Specifications & Packaging
Commercial grade stone wool grow slabs offered in 36-Inch x 6-Inch x 3-Inch stonewool slabs. Sourced and manufactured in North America.
Crop types:
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