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Gro Block Improved Small 3Inches GR4 w/ hole (3Inchesx3Inchesx2.6Inches) (8/strip- 48 strips per cs) 384 per case pH | ppm | EC | Instruments 3x3 Tray: 42

$109.16

Quantity
Description

3x3 Tray:  42

easy to clean and convenient to use

Cyco Potash Plus (0-4-6) aids in achieving full

Rated for up to a 150-Watt bulb (E26)

It also provides a healthy dose of magnesium

Gro Block Improved Small 3Inches GR4 w/ hole (3Inchesx3Inchesx2.6Inches) (8/strip- 48 strips per cs) 384 per case pH | ppm | EC | Instruments 3x3 Tray: 42

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