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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Shipping Estimate
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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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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Amazon Customer
Dallas, US
★★★★★ 4
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Color: A.Orange+Blue+Green
lightweight but solid. Unfortunately, I can't bring to dog park for my dog to play with as the larger dogs will destroy them. Not for dogs that chew through everything.
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Reviewed in the United States on January 31, 2026
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Dsmorgan
Bozeman, US
★★★★★ 5
Fun ball
It doesn’t last a whole long time, but she loves it! It’s crazy and it drives her playfulness crazy!
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Reviewed in the United States on February 8, 2026
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Manmomma
Chelsea, US
★★★★★ 2
No squeak balls
Color: A.Green+Orange
They don’t squeak. They bounce much either.
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Reviewed in the United States on March 25, 2026
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Odalis Perez
Massapequa, US
★★★★★ 3
Too big for puppies
Color: A.Green+Orange
The balls were a bit too big for my 6 month chihuahuas:/ they are as big as a tennis ball so puppies didn’t like nor play with them
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Reviewed in the United States on April 26, 2026
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Shawn
New York, US
★★★★★ 5
Frenchie approved
Color: A.Orange+Blue+Green
Frenchie approved
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Reviewed in the United States on May 6, 2026

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