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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
90 gram tea brew packs make 3 gallons of brew
77EC solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe
Sheet price $14
The foundation of the building-block system
extra phosphorous for beautiful blooms and potassium and trace elements for healthy plant stock
GroVision High Performance Shades - Classic 90 gram tea brew packsGroVision High Performance Shades features color balancing polycarbonate lenses which are excellent for use in all grow room lighting spectrums. Scratch resistant lenses which meets ANSI Z87. 1 American National Standards. GroVision High Performance Shades features a full color display box (6 Cs).
US$ 19.98
US$ 23.43
US$ 12.17
US$ 14.22
US$ 13.44
