15x17x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers Self-priming

Self-priming

Stir and pour a portion (1/7th) of the mixture into a separate bucket or watering can

allowing you to switch

The Bubble Magic Premium Bud Sorting Kit can sort up to a pound of material in just minutes

15x17x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers Self-primingNordic 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