SKU: 22045806375

Greengrow Upuper Rockwool 40x8x4 Slab - CS 75(1000) - x 4 pcs

Sale price$36.00 Regular price$40.00
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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

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Description

Greengrow Upuper Rockwool 40x8x4 Slab - CS 75(1000) - x 4 pcsProduct Description UPupergrow slab provides the final stage for growing a large plant. A larger volume provides enough space for cannabis plants to grow. Fast rooting and vigorous growth throughout the entire growing cycle improve cannabis plant health, better resilience, and higher yields. Product SpecificationProduct model: CS75(1000)Single size: 40 *8 *4 (L*W*Hinch))Pre cut hole: either without, or with 75 mm 100 mm, 4 holes, or customizableFilm:

Product Description

UPuper®grow slab provides the final stage for growing a large plant. A larger volume provides enough space for cannabis plants to grow. Fast rooting and vigorous growth throughout the entire growing cycle improve cannabis plant health, better resilience, and higher yields.

Product Specification
Product model: CS75(1000)
Single size: 40 *8 *4 (L*W*H(inch))
Pre-cut hole: either without, or with 75 mm/100 mm, 4 holes, or customizable
Film: Have white film wrapped.
Package: 4 pcs/case
*Any other size request, please contact us online!


Product Parameter (Property: Value)

  • Sink time: <10s
  • Bond strength: NA
  • pH: <7.5
  • Organic matter content: <1.5%
  • Content of toxic and harmful heavy metals: Not detectable levels
  • Meet GMP Hygiene requirements (Bioburden test): No micro-organisms

Product Advantage
1. They come in clearly marked biodegradable UV-resistant sleeves for comfortable handling and algae prevention.
2. The top can be customized to cut the opening, put the grow cubes on it after tearing.
3. Choice of no-hole or precut-hole versions.
4. A larger volume provides enough space for cannabis plants to grow.
5. Inert hydrophilic fibre technology, perfect water retention.
6. High resaturation capacity.
7. Automated production, consistent product performance, providing a favorable
environment for cannabis growth while ensuring consistent cannabis growth,
convenient management, and unified harvest.


Application
Recommended for larger, long term crops with extensive roots like cannabis, peppers,
tomatoes, or cucumbers. Typically, seedlings in blocks are placed onto slabs.


Practice TIPS
1. You need pre-soak them before use.
2. Adjust pH of 5.5-6.5 for cannabis planting.
3. You can remove the wrapping of the grow slab, cut it and mix it with the soil to improve the air permeability of the soil.

Please contact us for the usage guidance video!

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 22045806375

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4.4 ★★★★★
Based on 2021 reviews
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Verified Purchase
Mary Eileen Koehler
Louisville, US
★★★★★ 5
Love this bag
Size: One Size, Color: Vintage Patch
Great bag
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 26, 2024
T
Verified Purchase
Tamara
Alexandria, US
★★★★★ 1
Not worth the price
Size: Medium, Color: Dark Cappuccino
Item was gifted for Christmas. Within 3 weeks stitching was coming out of the straps.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
C
Verified Purchase
Chasie
San Leandro, US
★★★★★ 5
Positive
Size: Medium, Color: Dark Cappuccino
The dark cappuccino brown is pretty. This is a favorite just because of the color of the tote. The inside lining color makes it easy to find items. I like it so much I ordered the black one.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 28, 2025
T
Verified Purchase
Tamara
Lexington, US
★★★★★ 1
Not worth the price
Size: Medium, Color: Dark Cappuccino
Item was gifted for Christmas. Within 3 weeks stitching was coming out of the straps.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026
C
Verified Purchase
Chasie
Chelsea, US
★★★★★ 5
Positive
Size: Medium, Color: Dark Cappuccino
The dark cappuccino brown is pretty. This is a favorite just because of the color of the tote. The inside lining color makes it easy to find items. I like it so much I ordered the black one.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 28, 2025

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