MiniSun die cast, twist and lock fire rated downlight in satin nickel Provides 90 minutes protection against the spread of fire The twist and lock mechanism mean that the bulb can be changed more easily than standard downlights Guidelines and full fitting instructions are supplied with the product Includes pre-fitted spring lock to hold the downlights in place Terminal box suppled, no transformer required Requires one 50W GU10 bulb or LED equivalentPlease note: this Fire Rated Downlight is NOT suitable for use with I-joists (engineered timber joists); please check the material of your joists before purchase