It depends on the size of your home, the type of air purification system you choose, and other factors. Generally speaking, you can expect to spend anywhere from $200 to $1,000 on an air purification system. However, there are a number of ways to reduce the cost of an air purification system. For example, some systems allow you to install them yourself, which can save you money on installation costs. Additionally, there are often rebates and tax credits available for purchasing an air purification system. So be sure to do your research and compare prices before making a purchase.

Depending on the size and type of air purification system, it can range from $100 to $1,000 or more. There are many different types and sizes of air purification systems available on the market. Some are small plug-in units that cost around $100, while others are larger whole-house systems that can cost up to $1,000 or more. The cost of an air purification system will vary depending on the size and type of system you choose. Be sure to shop around and compare prices to find the best deal for your needs.