21x27x1 Trane Replacement MERV 13 Plus Carbon AC Furnace Filters 6 Pack HPS ALL of our AWOL products

ALL of our AWOL products are priced to sell

You can count on the secure safety nylon lock system

Half-Note / Double-Note / Chain-Note Detection

Irrigation Injector (1:100 ratio): 10–18 fl

Each container includes 7 million live beneficial nematodes

21x27x1 Trane Replacement MERV 13 Plus Carbon AC Furnace Filters 6 Pack HPS ALL of our AWOL productsNordic Pure Trane Replacement 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