14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack environmental-controllers You can use this product

You can use this product with most beneficial insects

Packing: 80 bags per pallet

Working Environments:                      Temperature 32-122°F

comprehensive gardener's tool in powder form

fungicide and nematicide to control a wide range of pests

14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack environmental-controllers You can use this productNordic Pure Custom 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 condition