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replaceable double junction pH probe and solution sachets
The pump also contains a safety float switch
Max-Duct is the strongest duct on the market and with a cost similar to the leading competitors' 3 ply ducting
0–5000 ppm (500 ppm)
Contains mycorrhizae mycorrhizal inoculum (glomus intraradices) and biofungicide (bacillus pumilus – strain GHA-180)
Speedster Variable Speed Control (24/Cs) replaceable double junction pH probeThe Speedster is great multi purpose speed control. Three settings include off, on (full) and variable. Simply use the dial to increase or decrease fan motor speed. 120 V 15 Amps.
US$ 199.50
US$ 19.00
