24 1/2x27x1 Trane ReplacementMERV 7 Plus Carbon AC Furnace Filters 6 Pack flowering An additional fleece cover will

An additional fleece cover will give added protection against the cold

T Coir Crunch can replace conventional coco coir and rockwool

acidic buffer lowers water and nutrient solution pH

Directions for Use:

24 1/2x27x1 Trane ReplacementMERV 7 Plus Carbon AC Furnace Filters 6 Pack flowering An additional fleece cover willNordic Pure 24 1 2x27x1 Trane Replacement 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: