Level up your Grow with Grodan Improved!

Get consistent water retention， even electrical conductivity distribution， and happier crops with the new improved line from Grodan.

HydroBuilder.com sent this email to their subscribers on February 16, 2024.

Get consistent water retention, even electrical conductivity distribution, and happier crops with the new improved line from Grodan.\u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \u2007͏ \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad \xad

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Grodan - Rockwool that's Designed to Grow for Biodiversity | Shop Now

Since 1969, Grodan has been the worldwide leader in supplying innovative and sustainable stone wool grow media solutions. They offer a range of blocks and slabs designed to produce high-quality, consistent crops, with superior yields that have a decreased risk of pests. Their brand new improved line is a game changer for the industry, check it out below or on Hydrobuilder.com.

SHOP GRODAN NOW

The New & Improved Grodan Line

To determine the optimal rockwool substrate, Grodan partnered with the Wageningen University and Research Facility and developed the Grodan Improved line. Their edge blocks and slabs now have an optimal fiber structure providing consistent water retention and electrical conductivity distribution throughout the entire substrate.

Shop Grodan by Type

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Other Top Sellers

Looking for an alternative rockwool brand besides Grodan? VidaWool is one of Hydrobuilder's top sellers as well as a customer favorite! Shop now on Hydrobuilder, available in blocks, slabs, and plugs.

SHOP VIDAWOOL

Talk to a Grow Expert - You have the questions, our grow experts have all of the answers. They're here to help you to make sure you get the most from your grow. Call us at 888-815-9763

The Learning Center

Check out our archive of in-depth guides, reviews, and more.

Blog: Rockwool For Plants: How To Grow In This Soilless Media

Blog: The Definitive Guide To Traditional And Hydroponic Grow Media

What Our Customers are Saying

★★★★★

"Process went well. Made my order-talked with Eddie a bit-got my light a few days later-install today-very easy i might say-will power up tomorrow."
Denny

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★★★★★

"Very professional, great service, and they go out of their way to help. Would recommend to anyone."
Abigail

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★★★★★

"Quick response, very professional and helpful, love this place and have been a customer since I started growing years ago. Great people."
Katie