Can-Filter® Replacement Pre-Filter 125 Hortilux B-52 contains humates and other

B-52 contains humates and other sources of plant nutrition that are more easily absorbed by your plants because they are administered with B vitamins

Begin application when buds are forming and continue to use with every fertilizer application during the blooming cycle

or individually

perfect for containers and hanging baskets

Naturally occurring

Can-Filter® Replacement Pre-Filter 125 Hortilux B-52 contains humates and otherVery low air resistance, easily changed. MERV 5 mesh blocks pollen, dust and other particulate from entering filter. Available in sizes for all filters. A clean Can Filter Pre Filter is an excellent way of extending the working life of your Can Filter filter.