Slotstrip is a specially formulated laminate of polyester film and Dacron Sailcloth
Slotstrip has very special characteristics of rigidity, flexibility and tear resistance making it a perfect film to cover your centre/daggerboard slot to keep water out but allow your centre/dagger board to pass through it.
Slotstrip can also be used for transom flaps on racing dinghies and rudder/keel fairings on yachts.
Slot strip is available by the metre
Hawk Marine recommend a contact adhesive for fitting, repair and replacement