15x23x1 Exact MERV 8 AC Furnace Filters 6 Pack Controller blue and white) knobs for

blue and white) knobs for precise spectral control

Simplify your nutrients by directly installing Dosatron Doser into the water supply line

This solid design includes valve

The Neutralizer Replacement Cartridge Retail box contains:

39 x PotPro™ | Platform Fitting x T (unit)

15x23x1 Exact MERV 8 AC Furnace Filters 6 Pack Controller blue and white) knobs forNordic 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