Timer Box - Heavy Duty 4-Way Hydroponic Kits For a 20L we would

For a 20L we would recommend 1/2 cup of each

Herbi ZYMES controls White Flies

Add CANNA Calmag Agent last

With Wi-Fi connectivity

The discs will last several seasons but it is advisable to replace the discs at the beginning of each season to prevent any disease from being transferred to the present plant

Timer Box - Heavy Duty 4-Way Hydroponic Kits For a 20L we wouldThis 4 Way Timer Box is a reliable and durable lighting timer for industrial use. With heavy duty construction, this timer can control up to four devices, with the 4 outlets and two power input supply plugs. When only 1 outlet is required, plug 'Input 1' into the wall socket to power the sockets on the left hand side. If 3 or 4 outlets are required, plug 'Input 2' into another power socket to operate outlets 3 and 4. Using two separate power points