A discreet seal that works hard where it counts. Casement windows need a draught seal that's tough enough to block cold air and noise, yet slim enough to stay out of sight. EVS Slim-line Draught Stops deliver exactly that — a low-profile, rigid bead and seal combination that spans gaps up to 10mm and keeps your home comfortable year-round. Why EVS Slim-line? Low-profile design — barely visible once installed Blocks draughts and reduces outside noise Spans gaps up to 10mm Waterproof aerated uPVC bead with durable polyethylene foam V-seal Pre-finished in White or Timber Pattern — or paint to match your joinery Available in Bevelled or Quirk profile to suit your window style Choose Your Pack Half Trade Pack (5 × 1.4m) — Smaller quantities with cheaper, faster shipping Trade Pack (5 × 2.8m) — Best value for larger jobs and trade installers Suitable for timber framed opening windows, and doors with gaps of 10mm or less.