Universal Flat Deadlock Intumescent to suit ZUKFD

The Zoo Hardware ZIUKD 1mm Universal Deadlock Intumescent in graphite is a versatile accessory designed to fit the ZUKD series. With a thickness of 1mm, it provides effective fire protection by expanding under heat, sealing the gap between the lock and the door frame. This intumescent is manufactured by Zoo Hardware, a renowned brand known for its high-quality and reliable hardware products for both residential and commercial properties.