M-D Building Products 3-1/2 in. x 3/4 in. x 36 in. Silver Adjustable Aluminum Threshold with Vinyl Seal

The M-D Adjustable Aluminum Threshold features an adjustable vinyl seal to seal uneven gaps underneath your door. This product protects the home against drafts, moisture, dust and insects. The threshold can be used to install with a new door or to replace an existing threshold. All of the hardware needed for installation is included. Before installation, the threshold can be cut to a desired length by using a hacksaw. To best seal your doorway, this product can be used with a door sweep.