99.85% high purity anodized aluminium louver cross blade with Total Reflectance of 87% (87) mirror finished (DIN 5036-2) for longitudinal Standard 2 blades for 18w. And 5 blades for 36w. with spring-lock type for ease of maintenance.
Lamp Holder
Heavy duty rotary-locked type (TIS.344-1987 Standard)