- Compatible Air Treatment Product: Furnace
- Overall: 1'' H x 1'' W x 1'' D
- Overall Product Weight: 1lb.
- Country of Origin: China
- MERV 11 Allergen Air Furnace Filter. Captures large airborne allergens including household dust pollen and mold spores. It is recommended that these be changed every 3 months. Absolutely essential for allergy sufferers. Designed and engineered by Crucial Air.