20x20_1/2x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack commercial-lighting-fixture Quick maintenance with easy filter

Quick maintenance with easy filter access that is removable and washable

Increases the availability of nutrients

It can dim up to 50 fixtures over 200 ft

Rhodobium sp

TTT 1600 Power Cord

20x20_1/2x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack commercial-lighting-fixture Quick maintenance with easy filterNordic 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