Pay in 4 interest-free payments of $6.50 Learn more
Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Do not spray past week 3 flower
This tester includes features such as a replaceable graphite electrode
• 50 pH-balanced plugs
Use a 1/8 inch layer as a top dressing around plants
keep the fixture 3-6" away from the plant canopy
Shockproof Rubber Boot (Blue) for Professional Series flowering Do not spray past weekHI710007 is a blue shockproof rubber boot designed to protect your Hanna instrument and provide easier handling. This special boot helps prevent damage due to accidental impact. It can withstand high temperatures of up to 200C (392F) as well as ozone and other environmental phenomena. Enhanced shockproof protection Increased tactile feel that allows for easier handling Made of durable silicone rubber
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