14x18x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_hgc made of high quality stainless

made of high quality stainless steel

- Blink in 3 Seconds: High-Temperature Safety Protection

the HI 763100 is potentiometric probe with platinum sensors which allows for the possibility to measure high or low conductivity ranges using one probe

high-impact upgrade for any serious grow operation

Spray foliage to clean and enhance for best appearance

14x18x1 Exact MERV 7 AC Furnace Filters 6 Pack spl_hgc made of high quality stainlessNordic 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