Description
Introducing the Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip, (case of 144 blocks) – a reliable hydroponic growing solution designed to meet the needs of professional growers and enthusiasts alike. These large blocks are meticulously crafted to provide optimal support and root aeration for your plants, promoting healthy growth and robust yields.
Each case contains 144 blocks, making it a cost-effective choice for scaling up your hydroponic operation. The 4" x 4" x 4" dimensions ensure ample space for root development, while the pre-drilled hole simplifies transplanting and irrigation processes.
Trust in the Grodan Gro Block Improved GR10 to deliver consistent performance and exceptional results, whether you are a seasoned grower or just starting out. Elevate your hydroponic gardening experience with this premium product, available at our hydroponic marketplace – your ultimate destination for all hydroponic essentials.
Specifications
| Brand | Grodan |
|---|---|
| Category | Growing Media |
| SKU | RW286661 |
Shipping & Returns
Shipping
Ground: 3–5 shipping days. Freight: 3–10 business days. Most orders are processed within 3–5 business days. We ship within the contiguous 48 states plus Alaska and Hawaii. Shipping policy
Exchanges & store credit
Exchanges or store credit within 7 calendar days of delivery for new, unused items in original packaging. A 15% restocking fee applies to non-defective items returned for store credit. Refund policy

Grodan Gro Block Improved GR10 Large 4" w/Hole 4" x 4" x 4" Strip, (case of 144 blocks)
$127.82
