15x25x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Force of Nature Miticide is

Force of Nature Miticide is non-toxic to humans and animals

Portable PAR meter with highly accurate remote quantum sensor

Designed exclusively for Hydrofarm by America's foremost lighting design engineers

• 50 cell insert and tray

The PNG-060 comes with a high temperature shutoff to protect your plants from overheating: CO2 enrichment is stopped when the temperature set point is reached

15x25x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Force of Nature Miticide isNordic Pure Custom MERV 7 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