Allergen Defense Red Micro Pleated Air Furnace Filter, 14x20x1-In. Rockite Fill gap no more than

Fill gap no more than 1/3 full

COMPATIBLE WITH E-ZONEGUARD REPELLERS: Rechargeable refills containing Thermacell's proprietary formula are compatible with all E-ZoneGuard rechargeable repellers

Shank diameter 1/4"

1/2" female flare x 3/8" male flare

Allergen Defense Red Micro Pleated Air Furnace Filter, 14x20x1-In. Rockite Fill gap no more than14" x 20" x 1", Red, Micro Filtrete Filter, 90% Effective At Capturing Large Allergens Like Mold Spores & Pet Dander, Captures Microscopic Allergens Like Dust, Smoke & Smog, Captures Bacteria & Particles That Can Carry Viruses, Meets The Guidelines Of The American Lung Association Health House Program. MPR Rating 1000, Filter Lasts For 90 Days, Color Red.