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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
These rockwool plant starting plugs feature a slit for easy insertion of rooted cuttings
Intended for outdoor use
Low-battery indicator
• Use in any type of compost brewer
Hanna GroChek pH/EC/TDS/C/PPT Pocket Tester hydro-components These rockwool plant starting plugsHere is a waterproof tester that offers high accuracy pH, EC TDS, and temperature measurements in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut off. pH and EC TDS readings are automatically temperature compensated. This tester features a replaceable pH electrode cartridge with an extendable cloth junction as well as an EC TDS
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