TrolMaster Sensor Bracket (2-pack) Fans by CFM This black plastic bucket lid

This black plastic bucket lid by Hydrofarm is the companion to our five gallon plastic bucket

offered in 4" through 12" sizes that move 171 to 1

Ensures accurate pH and EC probe readings

TAP/HARD will give you results

For closely planted rows and beds

TrolMaster Sensor Bracket (2-pack) Fans by CFM This black plastic bucket lidThe TrolMaster TSB 1 Sensor Bracket (2 Pack) offers a reliable, custom fit solution for mounting your MBS K30 and MBS PRO sensors. Designed specifically for these models, each bracket features a curved edge design that cradles the sensor securely while providing stable placement for precise environmental monitoring. Perfect for use in grow rooms, greenhouses, or any climate controlled environment, the TSB 1 brackets make sensor setup fast, clean, and