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Cultiwool Wide Slabs 40" x 8" x 3" (12 Slabs/Case)

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MODEL: CUL508
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Cultiwool Wide Slabs 40" x 8" x 3" (12 Slabs/Case)

Cultiwool 8'' Wide Slabs are sold by the case.

Need maximum growing capacity with premium wide-format design for your final stage crop production?

The Cultiwool 8'' Wide Slab delivers the perfect final stage growing solution for crops, providing maximum substrate volume and consistent performance in an extra-wide format design for professional cultivation operations.

These premium stonewool slabs are designed for professional cultivators seeking reliable final-stage growing media with superior homogeneity, vertical fiber orientation technology, and maximum growing space efficiency.

Each 40" x 8" x 3" slab (1000mm x 200mm x 75mm) provides maximum substrate volume for crop development with superb and consistent homogeneity throughout the growing medium. The extra-wide format design ensures maximum growing space utilization while maintaining professional performance for extended growing periods.

Cultiwool's slabs feature vertical fiber orientation as standard for optimal water and nutrient distribution, with horizontal fiber options available upon request. The fully sealed construction maintains sterility and prevents contamination while providing professional-grade growing conditions.

Built with high-quality European stonewool and used worldwide by professional cultivators, these slabs enable growers to produce top-quality crops with fewer inputs while maintaining consistent performance throughout extended growing cycles.

Product Highlights

  • Maximum Wide-Format Capacity: 40" x 8" x 3" dimensions provide maximum growing space and substrate volume for large-scale crop production
  • Vertical Fiber Orientation: Standard vertical fiber construction provides superior water and nutrient distribution throughout slab
  • Superb Homogeneity: Consistent substrate structure ensures reliable performance for successful crops over extended periods
  • Fully Sealed Construction: Professional-grade sealed slabs maintain sterility and prevent contamination risks
  • Professional Grade Quality: Used worldwide by commercial cultivators for top-quality produce with reduced input requirements

Cultiwool 8'' Wide Slab Features


Maximum wide format design for large scale growing 
Maximum Wide-Format Capacity

40" x 8" x 3" dimensions provide maximum growing space and substrate volume for large-scale crop production systems.


Vertical fiber orientation for optimal water distribution 
Vertical Fiber Orientation

Standard vertical fiber construction provides superior water and nutrient distribution throughout the growing medium.


Superb homogeneity for consistent crop performance 
Superb Homogeneity

Consistent substrate structure ensures reliable performance for successful crops over extended growing periods.


Fully sealed slabs for sterility and contamination prevention 
Fully Sealed Construction

Professional-grade sealed slabs maintain sterility and prevent contamination risks for consistent growing conditions.

Cultiwool 8'' Wide Slab Specifications

Specification Value
Material Premium Stonewool Slab
Dimensions 40" x 8" x 3" (1000mm x 200mm x 75mm)
Width Format 8'' Wide Format
Fiber Orientation Vertical (Standard)
Construction Fully Sealed Slabs
Slabs per Case 12 Slabs
Application Final Stage Crop Growing
Custom Options Horizontal Fiber Available on Request
Selling Unit Case Only

Shipping & Returns

Order Processing & Shipping

We currently ship within the United States only. No international shipping is available at this time.

Order Processing:

  • Most orders are processed within 24-48 hours after being placed.
  • Some products may have extended processing times of 7-14 business days or more, which will be clearly indicated on the product page. If your order includes such items, you will receive an email from our team or be contacted directly to confirm the estimated shipping timeframe.

Shipping Times:

We partner with reliable national carriers to deliver your orders. While specific delivery times can vary, here's a general timeframe for each carrier:

  • USPS: Typically delivers between 9:00 AM and 5:00 PM, Monday through Saturday.
  • FedEx: Typically delivers between 8:00 AM and 8:00 PM, Monday through Friday, with some Saturday deliveries.
  • UPS: Typically delivers between 9:00 AM and 7:00 PM, Monday through Friday, with some Saturday deliveries.

Note:

  • These are estimated delivery hours and may vary depending on your location and specific delivery circumstances.
  • For the most accurate delivery information, please refer to the tracking details provided once your order has shipped.

Free Shipping

Free shipping on qualified items to the lower 48 states. Some that are not eligible are stated on their respective product information page. Learn more

Refunds & Returns

Cancellations are accepted within 24 hours of placing an order.
Returns are subject to each manufacturer's return policy. Please look into the return policy of the brand prior to ordering. Learn more

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