EPN-310 Series Outside Fitting Protectors EPN-310 Series outside fitting protectors push on to cover the entire flange while also protecting the face and sides. They are ideal for coated and conical bore flanges. Material: Linear Low-Density Polyethylene Color: Yellow VAS Series Vinyl ASA Flange Covers VAS Series vinyl flange covers accommodate most American Standard Association flanges, Navy and Military sizes. The covers protect flanges from dust and moisture during shipment. Material: Vinyl Color: Yellow Optional Colors: White, Black, Brown, Orange, Red, Green, Gray, Blue 378 * For other material and color options, contact customer service.