For sale is a Lee Filters 279 Eighth Minus Green filter.  It is 48" by 25 ft roll on a 1" core.  It removes green cast from discharge lights.  From B&H "Under 3200K tungsten light, the 279 Eighth Minus Green Filter exhibits a 0.07 density and transmits light at 84.6%. Under 6774K Source C light, this filter exhibits a 0.06 density and transmits light at 86.5%. It is constructed from polyester that is heat resistant to 356°F and is delivered as a 48" x 25' roll on a 1" core."  Fast  shipping.  5% discount if you buy both.