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The special alloy steel is heat treated and tempered to produce an edge that stays sharp longer
Unrivaled in the market
ECOMAX is best used when amended into the soil prior to transplanting
ensuring that it will not contaminate or alter the quality of your final extract
MERV 11 air filter protects the unit’s vital components
29x35x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack soil The special alloy steel isNordic Pure Custom MERV 10 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