10x33x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack lighting Programming includes automated triggers

Programming includes automated triggers

Choose from 3/4 or 1 inch diameter

Nutrient Line Beta is also designed to allow plants to easily absorb everything needed within a wide pH range

A contact time of one minute is required for sanitation

filters and ducting

10x33x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack lighting Programming includes automated triggersNordic Pure Custom MERV 14 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