21_1/4x23_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack commercial-lighting-fixture The six spectrum options on

The six spectrum options on the RAY44 give us the flexibility to run multiple protocols simultaneously without buying different fixtures

- used for foliar feeding and pest/fungus control

Right or left handed use

• Airtight housing offers streamlined performance while the sleek design offers quiet operation• Mixed flow impeller designed for high-flow operation• Extreme motor cooling for improved life performance• Super-efficient speed controllable motor to better adapt to individual needs• Motor safeguarded with thermal overheat protection• Stable mounting bracket offers easy installation• Energy efficient• Thermal overload protection

21_1/4x23_1/4x1 Exact MERV 7 AC Furnace Filters 6 Pack commercial-lighting-fixture The six spectrum options onNordic 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