Illinois residents can request free MERV 13 face mask filter inserts from Effective Air!
How to request your free mask insert:
- Visit the company’s website by clicking “Get This Offer (External Website)”.
- Enter your name, email and address.
- Confirm that you are an Illinois resident.
- Hit “Submit” to request your free face mask inserts, while supplies last.
* Illinois only. Limit 2 requests per address, while supplies last.