Combined thermometer and hygrometer with max/min memory, simultaneously displays temperature and humidity. Twin input Thermo Hygrometer allows growers to monitor conditions in the grow room and nutrient tank from one unit.
Comes with external probe for additional external temperature reading. Can be wall hung.
These air stones are the very best ones to use with air flows of 2.5 – 20 Litres per minute. Expect your air stone to have a long life – they’re made from a durable ceramic compound.
Catch and identify your pests with this pack of five double sided glue sheets used to monitor the presence of all flying insects.
High efficiency and extraordinary output, low power consumption, cost effective.
Combined thermometer and hygrometer with max/min memory, simultaneously displays temperature and humidity.
