11x32_1/2x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Chemicals one-time use sachets ensure freshness

one-time use sachets ensure freshness of solution

soil amendments and landscaping uses

Whether you're a market gardener looking for valuable season extension at rock bottom pricing

Test clean parts per billion

This specialty formula reestablishes beneficial organisms in and around the root zone to stimulate root development

11x32_1/2x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Chemicals one-time use sachets ensure freshnessNordic Pure Custom MERV 14 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