17_1/4x23_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Reflective & Greenhouse Films We utilize the 8-16mm Hydrocorn

We utilize the 8-16mm Hydrocorn from Gold Label and the purest Gold Label Coco to give you the perfect ebb and flood growing substrate that also works well in any pot based systems

Spray Pattern: 160 Degrees

HM Digital COM80 Hydro Quality Tester Meter

Hanna's line of calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle

Model Number: SE3000

17_1/4x23_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack Reflective & Greenhouse Films We utilize the 8-16mm HydrocornNordic 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