15x25x1 Exact MERV 7 AC Furnace Filters 6 Pack biological fertilizer Repeat applications every 7-10 days

Repeat applications every 7-10 days unless otherwise specified

The SAM 400® is hospital proven with nationally recognized hospitals such as NYU Medical Center

Case of 2000

3ft Heat Cord to Control Box

Fast-acting 3-Dimensional gas treatment

15x25x1 Exact MERV 7 AC Furnace Filters 6 Pack biological fertilizer Repeat applications every 7-10 daysNordic Pure MERV 7 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters