Cultiwool 8" x 8" x 8" Growing Blocks

Cultiwool 8" x 8" x 8" Growing Blocks (18 Blocks/Case)

Cultiwool 8" x 8" x 8" Rockwool Blocks are sold by the case.

Need maximum growing capacity for your large-scale hydroponic operation?

The Cultiwool 8" x 8" x 8" Growing Blocks deliver superior water uptake and homogeneous distribution throughout the substrate, ensuring optimal growing conditions for your largest plant systems.

These premium stonewool blocks are designed for commercial growers and serious hobbyists seeking maximum growing media volume with advanced water management features for large-scale applications.

Each 203mm x 203mm x 203mm block features rapid water absorption with uniform distribution technology, providing the consistent moisture levels essential for healthy plant development in large-format growing systems. The innovative design ensures your plants receive optimal hydration without waterlogging or dry spots across the entire 8-inch cube.

Cultiwool's blocks incorporate cross grooves at the bottom for improved drainage and reduced ground contact, minimizing disease risk from root pathogens. The integrated black/white foil wrapping prevents algae growth while maintaining proper light management throughout the substantial growing medium volume.

Built with high-quality European stonewool and featuring industry-first donut ring technology, these blocks provide professional-grade growing media with enhanced dripper placement accuracy and water chamber functionality for maximum-scale growing operations.

Product Highlights

Maximum Growing Volume: 8" x 8" x 8" dimensions provide the largest available growing space for commercial-scale plant systems
Innovative Donut Ring Technology: First-to-market water chamber design for precise dripper placement and superior water distribution
Drainage Groove System: Bottom grooves improve water flow and reduce disease risk by limiting ground contact
Algae Prevention: Black/white foil wrapping prevents unwanted algae growth while optimizing light conditions
Commercial Grade Quality: High-quality European stonewool construction for reliable performance in large-scale operations

Cultiwool 8" x 8" x 8" Growing Blocks Features

Cultiwool donut ring water distribution technology

Donut Ring Technology

Industry-first water chamber design ensures perfect dripper placement and homogeneous water distribution throughout large block.

Maximum Growing Volume

8" x 8" x 8" cube provides largest available growing space for commercial-scale and high-capacity applications.

Drainage grooves on bottom of Cultiwool growing blocks

Drainage Groove System

Bottom drain grooves improve water flow and reduce ground contact, minimizing disease risk from pathogens.

Commercial grade European stonewool construction

Commercial Grade Quality

High-quality European stonewool construction provides consistent texture and reliable performance for large-scale operations.

Cultiwool 8" x 8" x 8" Growing Blocks Specifications

Specification	Value
Material	Premium Stonewool
Dimensions	8" x 8" x 8" (203mm x 203mm x 203mm)
Plug Hole Size	38mm / 40mm
Quantity per Case	18 Blocks
Special Features	Donut Ring, Drainage Grooves, Black/White Foil
Selling Unit	Case Only

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Cultiwool 8" x 8" x 8" Growing Blocks (18 Blocks/Case)