The PrimeShield WashGuard 21 21 1 metal HVAC filter is our house-brand washable and reusable filter. Rinse it out monthly, let it dry, and reinstall no consumable to reorder, no box to throw away. Typical service life is 510+ years.
WashGuard is produced to PrimeShield specifications by one or more partner manufacturers, delivering the same build quality as the top branded washable filters at a better price point.
When to choose WashGuard
- Rental properties where tenants skip filter changes
- Commercial facilities looking to eliminate the ongoing filter-spend line
- Households prioritizing sustainability and waste reduction
- Pre-filter duty in multi-stage systems
Construction
- Frame: Rust-resistant aluminum holds up to repeated washing without corrosion.
- Media: Layered metal mesh captures lint, hair, and large debris without shedding fibers.
- Filtration tier: MERV 14 (equipment protection and airflow, not allergen-level filtration).
Care instructions
- Rinse every 3060 days with warm water from the downstream side
- Mild dish detergent for heavy loading
- Shake off excess water, let air-dry completely before reinstalling
- Note the airflow-direction arrow before removing
Questions on fit, quantity, or a commercial quote?
Need a size that isn’t listed, a different pack count, or a quote for a commercial order? Get in touch we handle facilities and commercial orders daily and can usually match or beat distributor pricing.
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