This distribution blower is for installation requiring additional air flow, such as for use as a central furnace or a multi-story home.
- Kit includes one 550 CFM blower with wiring harness
- Doubles the standard air flow
- Easily connects to back of 521FB
- Low power consumption
- Requires #258 dual air filter box
Installation Instructions: view PDF file
To read PDF files, you need the Adobe Acrobat Reader 6.0 or higher. If you don't have it, click here and download it for free from Adobe's site.
Please Note: Prices, promotions, styles and availability may vary by store and online. While we do our best to provide accurate item availability information, we cannot guarantee in-stock status and availability as item quantities are constantly changing throughout the day. Inventory last updated 12/13/2013 at 5:00am CT. Online orders and products purchased in-store qualify for rebate redemption. Rebates are provided in the form of a merchandise credit check which can only be used in a Menards store.