TNB Naturals pH Down Powder 40 Lbs. Tools & Accessories > Tools expandable clay which is expanded

expandable clay which is expanded while it is burnt at 1200C in rotary kiln and then screened out

Powered by compressed air

attach a compressed air source and open the valve

call a Poison Control Centre or doctor immediately

thereby providing optimal aeration

TNB Naturals pH Down Powder 40 Lbs. Tools & Accessories > Tools expandable clay which is expandedTNB Up and Down are composed of all natural ingredients with the addition of no harmful chemicals. This innovative way to raise and lower the pH levels of your hydroponic or liquid fertilizer is both simple and cost effective. Simply add a small amount to your water, mix thoroughly and check your pH levels. The pH (potential hydrogen) of a nutrient solution is a very important aspect of plant growth and proper management is essential for healthy