15x30_5/8x1 MERV 13 AC Furnace Filters 6 Pack ventilation and ducting Secure elastic bands on each

Secure elastic bands on each end help keep sleeves in place to help prevent skin exposure

Good Bug Power Blend is a combination of yellow

Automatic 1 or 2 point pH calibration

Protects booster pump from sediment and other particles

650 R uses 4 of our custom designed full spectrum high efficiency white light quantum boards with Samsung LM301H and Deep Red LED 660nm

15x30_5/8x1 MERV 13 AC Furnace Filters 6 Pack ventilation and ducting Secure elastic bands on eachNordic Pure MERV 13 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, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200