14x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack Lighting & Electrical Components The Bluelab pH Probe is

The Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution

This replacement cartridge is to be used in conjunction with The Road Kit - 320 ITEM NETRK320

HI50036-0 Quick Cal buffer solution sachet (3)

I use it around my garden beds and fence line every season

14x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack Lighting & Electrical Components The Bluelab pH Probe isNordic Pure 14x24x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material