Envision T8 4′ 18W Glass AC/Ballast Compatible LED-T8-DF-GL-4FT-18W-40K

The EnVision LED T8 Triple Fit LED Bulb can be used in a variety of ways. Available in a 4 foot dual fit system, choose to rewire or use an existing ballast. EnVision has added a safety feature by adding a protective film cover to shatterproof the new Glass T8. Please check our ballast compatibility chart when using an existing ballast.