13x25x1 MERV 8 AC Furnace Filters 12 Pack extension Choose from 3/4 in 10

Choose from 3/4 in 10 GPM (FR34-10GPM) or 3/4 in 14 GPM (FR34-14GPM)

5 x QDPS Multi Flow | 3/4" T

Stainless steel probes deliver fast and accurate readings with ten times better resolution

and corners

PPF : 1217umol/s

13x25x1 MERV 8 AC Furnace Filters 12 Pack extension Choose from 3/4 in 10Nordic Pure MERV 8 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 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters