Description
Extension Kit 8’11”
Nutrient Line Beta is also designed to allow plants to easily absorb everything needed within a wide pH range
Dimensions: 20
Repeat on each of the mounds
Our filter media prevents the growth of bacteria or mold
28x34x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack grow-systems-trays-reservoirs Extension Kit 8’11”Nordic Pure Custom MERV 13 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition