Flat Piece of Dichroic Aluminum Piece (160mm x 50mm) 21W 2" long UV bulb provides

2" long UV bulb provides you a worry-free performance for an entire year

End Cap: Ceramic C4

7nm that acts on the genetics of the microorganisms and is of high quality

Delay (dark to light): 0

Replacement Quartz Sleeve for Aqua Treatment Service DWSW-12 Replacement UVC Light Bulb

Flat Piece of Dichroic Aluminum Piece (160mm x 50mm) 21W 2" long UV bulb providesDichroic reflectors are a very important aspect of the curing process. If your machine has these purple, shiny coated reflectors, then the reflectors have two major functions. The first function is like that of any other reflector, simply to reflect the light onto the surface that needs curing. The second function is more interesting. Whereas a regular silver reflector simply reflects everything, purple dichroic reflectors allow infrared (IR) energy