13x21x1 Exact MERV 13 AC Furnace Filters 6 Pack Hydro Components The pruner is made of

The pruner is made of die-cast steel for long lasting durable use

The #3 measures around 1/2 in and the Coarse is about 1/8 to 1/4 in

Sodium Molybdate

1 Year warranty

13x21x1 Exact MERV 13 AC Furnace Filters 6 Pack Hydro Components The pruner is made ofNordic 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