15.5 x 18mm Black Duplex Centre Keys (Box of 200)

For use with 15.5mm Black Thermobar Spacer Bar, these Centre Keys are used to create the multipane window effect within the internal framework of insulated glass sealed units enabling back to back assembly of 15.5mm Black Thermobar.

For more information on 15.5 x 18mm Black Duplex Centre Keys (Box of 200) talk to Thermoseal Group Ltd