16x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack water-pumps-&-irrigation-supplies surfactants

surfactants

All pH probes eventually need to be replaced—they can only house so much reference solution

Package Includes- 1x PT240 Pro Light

apply with a spreader sticker like Therm-X 70

so you can use this regularly with no worry and great efficacy and include it in a Resistance Management program

16x36x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack water-pumps-&-irrigation-supplies surfactantsNordic Pure Custom MERV 14 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 condition