Selectrite Hardware are world renowned manufacturers and suppliers of Fire Door Coordinators which are supplied on fire and timber doors to ensure a pair of double-doors shut in the correct sequence. We also supply various other fire safety products, globally. Both our MK2 and MK1 Door Co-Ordinators will enable a pair of self-closing doors with rebated meeting stiles to close in the correct sequence, irrespective of which door is opened first, and so maintaining the doors resistant seal. Our MK2 Door Co-Ordinator is CE and UL fire regulated to ensure that it can be used on all fire doors sets. MK2 Fire Door Co-Ordinator/Selector is for use on: • Pairs of fire rated doors • Timber fire doors and security astragal steel doors • Pairs of timber doors with rebated meeting styles MK1 Door Co-Ordinator/Selector is for use on: • Timber doors ONLY with rebated meeting styles Selectrite Hardware are proud members of the Door and Hardware Federation (DHF). This ensures that our door co-ordinators comply with maximum safety and quality standards.