17_1/2x27x1 Trane Replacement MERV 13 Plus Carbon AC Furnace Filters 6 Pack bloom nutrients They are delivered in a

They are delivered in a non-synthetic wettable powder

Prozyme stimulates the "pre-digestion" of these complex molecules

Set of legs

Clean Green Certified

Polyglyceryl Oleate

17_1/2x27x1 Trane Replacement MERV 13 Plus Carbon AC Furnace Filters 6 Pack bloom nutrients They are delivered in aNordic Pure Trane Replacement 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