Self-adhesive triangular smoke seal, co-extruded PVC, 12 mm leg

Triangular smoke seal of co-extruded rigid and soft PVC: the rigid base carries the adhesive and sits in the frame corner, the soft PVC leaf bears on the door to close the gap. Used round steel and timber fire door frames together with intumescent seals; at the start of a fire the soft leaf closes the gap between frame and leaf and slows fire and smoke. Section 12 mm on each leg, 17 mm on the hypotenuse. Three colours: white, brown, black. The catalogue prints no pack size; sold by the metre.