Notice: Please refer to the projector user manual when replacing the air filter. Normally, the projector user manual is available on manufacturer's website. The item is able to fully replace the Epson ELPAF36/ V13H134A36 air filter and works with projector models listed below. Epson EB-420 Epson EB-425W Epson EB-426WT Epson EB-430 Epson EB-435W Epson EB-436WT Epson BrightLink 421i Epson BrightLink 425Wi Epson BrightLink 430i Epson BrightLink 435Wi Epson BrightLink 436Wi Epson PowerLite 420 Epson PowerLite 425W Epson PowerLite 430 Epson PowerLite 435W We suggest you check either original air filter part number or projector model before ordering it. Changing a projector air filter is pretty easy. Feel free to contact us if you need assistance.