Replacement impellers for Danner submersible pumps Model:2 The 128-Plug Seedling Trays maintain

The 128-Plug Seedling Trays maintain plug moisture and give your seedlings the best start

Made by Danner for the following pumps:  Danner

(Recommended for fish tanks up to 70 gallons)

t brand Grow media to fill the growing bed

Each bottle marked with lot number and expiration date

Replacement impellers for Danner submersible pumps Model:2 The 128-Plug Seedling Trays maintainDanner Replacement Impeller How the Standard Replacement Impeller Works: To chop incoming air into even smaller bubbles, some manufacturers include pinwheel or needle wheel impellers in their skimmer pumps. As bubbles pass through the impeller, needles or pins shred incoming bubbles into microbubbles. Eventually, these can wear over time requiring replacement. Product Details: Replacement impeller for submersible pumps. Made by Danner for the