13_1/4x13_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Lighting you can run a top

you can run a top watering system that is virtually clog-free

• Protection from transplant shock

E39 mogul base

Get more ballast for your buck with the SG ballast

13_1/4x13_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Lighting you can run a topNordic Pure Custom MERV 12 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