Membership air filter subscription delivery service makes changing air filters a breeze! Your exact type, size, and quantity of filters, delivered to your door when you need to make the change. Common sizes, custom sizes, whole house, all types and qualities for less than the hardware store!
| Date | Amount | Type | Investors | Valuation |
|---|---|---|---|---|
| 01/26/15 | $1,200,000 |
Mike Kwatinetz RTP Capital | undisclosed |
