ONA - Air Filter 12 CX Environmental Monitoring: With a built-in

Environmental Monitoring: With a built-in temp and humidity gauge and one probe

Repeat applications when crawling mites appear again

​Performance: Generic "White" LEDs often lack the specific blue light frequencies required for photosynthesis in clones

Enhanced Control

but this quickly disperses

ONA - Air Filter 12 CX Environmental Monitoring: With a built-inONA Air Filter is a portable ventilation system that neutralises strong odours from your indoor garden using the permanent and effective odour elimination of ONA Blocks. Providing continuous air filtration of your indoor gardens air exhaust. Just attach to your ventilation system, insert the desired number of ONA blocks. Available in a number of different diameters to cater for your hydroponics set up: 4, 6, 8, 10 & 12 inch ducts.