11 1/4x23 1/4x1 Exact MERV 8 AC Furnace Filters 12 Pack Grow System/ Trays/ Reservoirs It is a natural source

It is a natural source of Phosphorous and Potassium promoting flowering and fruiting of plants

BNC universal connector

Optimize Coverage - 3ft × 2ft 0

innovative and premium storage and transport solution that allows fresh cut flowers to keep fully hydrated and fed without having to re-cut stems

Convenient hand-held remote sensor

11 1/4x23 1/4x1 Exact MERV 8 AC Furnace Filters 12 Pack Grow System/ Trays/ Reservoirs It is a natural sourceNordic 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