Grodan Improved GR40 Uniblock, 8 x 8 x 4, case of 36 Water Filters + ROs Systems The cedar wood aroma provides

The cedar wood aroma provides a pleasant smell to the container or storage space and helps to maintain the freshness of the stored items

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Humidity<90%

Important Notes

The holder is made from high-quality cedar wood

Grodan Improved GR40 Uniblock, 8 x 8 x 4, case of 36 Water Filters + ROs Systems The cedar wood aroma providesGrodan Improved GR40 Uniblock, 8 x 8 x 4, case of 36 Growershouse. com is proud to introduce the Grodan Improved Uniblock GR40, the culmination of extensive research and partnerships with top institutions and growers. Created in collaboration with the Wageningen University and Research facility in The Netherlands, and with feedback from leading North American growers, this product represents the pinnacle of stone wool substrate technology. Key