17_1/2x27x1 Trane Replacement MERV 7 Plus Carbon AC Furnace Filters 6 Pack tubing Long Lasting: Superior product stability

Long Lasting: Superior product stability means longer shelf life

Make sure to run clean water through lines after every feeding

MERV 12 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1500-1900

We test twice to ensure accuracy and viability

Suitable for use in soil gardens

17_1/2x27x1 Trane Replacement MERV 7 Plus Carbon AC Furnace Filters 6 Pack tubing Long Lasting: Superior product stabilityNordic Pure 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: Furnace and air