15_1/2x29x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Steel stake growth & vitality

growth & vitality

and cloth junction

*WARNING: Only use a low-frequency ballast when running CMH lamps

Clearly marked bottle with expiration date and lot number

Designed specifically for EYE HORTILUX Ceramic HPS

15_1/2x29x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Steel stake growth & vitalityNordic 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