Pay in 4 interest-free payments of $2.75 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
Fits into any grow room (with any heat mat rated at 1000 W or lower)
Waterproof unit
2A Capacity
Target zone indicator• Built-in Day/Night auto detection to override CO2 control
ONA Block Pro Odour Neutralising Agent, 175g Block Fits into any grow roomOna Block Pro The ONA Block is ideal for small areas such as closets, foyers, attics, cars, gym bags, boats, kitchens, garbage cans, cupboards or vents. Simply remove the cap, or punch several small holes in the cap and place in desired location. The ONA Block measures 3" x 3" and will fit in most places. The ONA Block will release its powerful odor neutralizing agent and keep the location free from undesirable odors. Replace as necessary
US$ 44.99
US$ 129.99
US$ 33.00
US$ 109.00