# PUREFLOW, Home Furnace Air Filter 20x20x1, with 4 Layers of Advanced Filtration Technology, MERV-13 (2 - Pack)

**Doorprice Score 6.1/10** (Mixed; likely 4.2–8.0, low confidence).
Price: $76.29 at PUREFLOW AIR (with est. tax $81.78; shipping set at checkout). Store rating 4.9/5 from 9 ratings.

## Specs
- Filter Media: Multi-layer (including activated charcoal)
- MERV Rating: 13
- Usage Type: Disposable
- Compatible Systems: Residential furnaces and air conditioners
- Pack Sizes: Available in single and multi-pack options

Buy: https://pureflowair.com/cart/40718479392928:1?_gsid=HQqLzoTBUuoz&utm_source=shopify&utm_medium=catalog