REFLECTIX CF50550 5.5 x 50 White Sill Sealer
5.5" x 50', White, Foam Sill Sealer, Made From Ribbed Polyethylene Foam, Designed To Reduce Air Leakage Between The Foundation Wall & Sill Plate, Mildew & Water Resistant Also Provides Protection Against Sill Plate Rot, Roll.