... Testing of Fire Building Materials. 8. Applicable for wood door,steel door,fire door,etc.9. Colour options: Silver, black, gold,white. ... satin,titanium.12. On time in full.13. Installation types: vertical, parallell, sliding-rail on the door.14. Self quality test ... for oil(temperature test), spring & operation of door closer(durability test)15. Test cycles: at least 300000; durability ...