15_1/4x15_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Hydro Systems It is intended to help

It is intended to help increase brix levels and resin production

* 2 Modes: Cooling / Ventilation

- To store under refrigeration- larvae will remain viable for up to two weeks

It uses a durable quad-layer PVC that is resistant to wear-and-tear and is easy to clean and roll for storage

15_1/4x15_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Hydro Systems It is intended to helpNordic Pure Custom MERV 10 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