18x24x4 (3 5/8) Pleated MERV 12 Air Filters 6 Pack Water Heaters Chillers GE Spectrum: The Germination spectrum
Yard notes & kiln story
Description
18x24x4 (3 5 8) Pleated MERV 12 Air Filters 6 Pack Water Heaters Chillers GE Spectrum: The Germination spectrum GE Spectrum: The Germination spectrum is optimized for both chlorophyll a and chlorophyll b by using two very specific horticulture chips giving a double peak at around the 435 and 460 nanometer region 47 x PotPro™ Link x 2ft (unit)