Product description

    For the reuse of inert substrates
    Ferro Substra Cleaner kills bacteria, fungi and viruses in the substrate. The cleaner is suitable for sterilizing inert substrates of rock wool, pumice stone, mapito, clay granules, etc.


    • Rinse the substrate with warm water at 50 to 60 ° C;
    • Make sure the pH is between 5.4 and 6.0;
    • Fill a container with water, for every 10 liters of substrate about 3 liters of water;
    • Finally add the Substra Cleaner.

    After rinsing with Ferro Substra Cleaner, let the substrate rest for 24 hours. After these 24 hours you can wet the substrate with a nutrient solution, such as Ferro Full plant food.


    Use 25 ml Substra Cleaner for every 10 liters of water.


    Hydrogen peroxide (H2O2).

    The cleaning agent breaks down into water (H2O) and oxygen (O2) within 24 hours, which is beneficial for the young crop to sprout with its roots.

    Show more



    Show more


    0 from 5Based on 0 reviews
    Create your own review

    There are no reviews written yet about this product..

    Ferro Substrate Cleaner 12% 1L
    € 21,95
    Ferro Substrate Cleaner 12% 1L
    100 In stock: 1 - 2 Days
    Add to cart

    Recently viewed

    Compare 0

    Add another product (max. 5)

    Start comparison