17_1/2x21x1 Exact MERV 7 AC Furnace Filters 6 Pack Water Treatment The SolarSystem UVB features the

The SolarSystem UVB features the latest generation high output UVB T5 fluorescent bulb

Store in a cool and dry environment at room temperature (15 -35 C or 60-95 F)

Grow abundant fruits and vegetables

It boasts a fully customizable CO2 set point and deadband

Bottle: 1 liter

17_1/2x21x1 Exact MERV 7 AC Furnace Filters 6 Pack Water Treatment The SolarSystem UVB features theNordic 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