This product is specifically designed for use with Norseman Add-on Furnaces, model 1500 or 2500.
- Prevents back draft from returning to the furnace plenum
- Highly recommended for proper furnace installation
- Spring activated for proper functioning
- Complete assembly installs into 8" heat duct
- Exterior foam gasket forms a tight seal within heat duct
Ship Dim: 8.25 x 8.13 x 3.38
Shipping Weight: 8.0 lbs
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 12/12/2013 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.