Bluelab pH PenPlus Dehumdifier/Humdifier and indicators for three comfort

and indicators for three comfort ranges for temp and humidity

Great White Mycorrhizae can be used during flowering

The duct's design enables it to maintain its entire diameter even as it bends

based on average ceiling

Bluelab pH PenPlus Dehumdifier/Humdifier and indicators for three comfort*NEW* Minimise downtime, extend product life, and support confident decision making. The pH PenPlus delivers industry leading Bluelab pH confidence, engineered for continuity. A reliable pH and Temperature Pen with Replaceable Probe. Features: Double junction pH probe for reliable measurements Replaceable pH Temperature Probe Temperature in C or F Hold reading function Screw cap probe design for quick replacement KCl filled silicone cap with internal