Insulate your space with this M-D Building Products Caulking Cord Weatherstrip. It helps seal-out drafts, dust and moisture around doors and windows inside and out. The white caulking cord is flexible and it’s self-adhesive and easy to install without the need for tools. The strip also provides a superior seal against air and can be used to seal cracked window panes. No. 71522: Length: 30 Ft., Width: 1/8 In., Color: Gray, Pkg Qty: 1, Package Type: Box No. 71548: Length: 90 Ft., Width: 1/8 In., Color: Gray, Pkg Qty: 1, Package Type: Box
