12x22x1 Exact MERV 8 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification Use on established plants as

Use on established plants as a growth stimulant and ailing plants as a vitality booster

process pH glass electrode (platinum for ORP) which is compared to a reference electrode in KCL solution

The HI98115 is a very simple meter to operate with all functions including turning on/off and calibration are performed with a single button

Ceramic metal halide lamp for plant growth

54 x Micro Drip | 2-Way Parallel Split Micro Tube Dripper Assembly 30" x (Single Unit)

12x22x1 Exact MERV 8 AC Furnace Filters 6 Pack AC / Dehumidification / Humidification Use on established plants asNordic 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