Neoprene Insert 2 in Multicolor (192 Pack) Quest F10 They will now be rated

They will now be rated at AHAM standards based on the recent US Department of Energy ruling

portable way to accurately measure and monitor pH levels in a wide range of media

assist your plants in plumping up root mass

The fan blades are aluminum

Minimum operating pressure is 22 PSI

Neoprene Insert 2 in Multicolor (192 Pack) Quest F10 They will now be ratedVariety of different colors in one multicolor pack: yellow, blue, orange, green, purple, and red. Prevents cuttings and clones from moving around. Pre slit for easy insertion with a pre drilled hole. Color selection allows for use as identifying markers. Easy to use.