... 14W,21W,28W & 35W b.High power factor available T4,T5 fluorescent lighting fixture CE/UL/CUL6W,8W,12W,14W,21W, ... material. Diffuser is made of PC material. Installed with T5/T4 local China lamps, available for 6W, 8W, 12W, 14W, ... -6W2382035HG108-8W3452035HG108-12W4452035HG108-16W4902035HG108-20W5352035HG108-22W7392035HG108-24W8752035HG108-26W10262035HG108-28W11752035 T4,T5 fluorescent lighting fixture