Squashy closed cell round neoprene rubber sponge foam cord rod. 10mm diameter.

Fix used by the industry.
Cellular closed cell structure totally skinned neoprene foamed rubber cord, extruded so skinned all round , an easy to fit seal for all types of industrial applications.
10.00 mm diameter neoprene sponge cord. Buy this by the 1 metre pack, or 3.28 feet plus.
If you order more, it comes in continuous, i.e. one length.
(this & more diameter sizes available if required , a regular stock item).
This item is suitable for draught proofing , dust sealing , cold smoke sealing , dust sealing , insect sealing , stops flies , a compression seal in doors ,(must have correct gap ), good for anti -slamming device on doors, kit car doors , caravans , old cars , campers, garage doors, electrical cabinets , tool boxes, horse box doors!
Cuts easily with scissors, you need to follow the full instructions.
Culley’s also stock a large range of other style draught excluders, brush strips & weather strip products and also trade extrusions.
Please enquire for help sealing other styles of windows or doors; we solve 95% of problems with draught invasion!