What is the max reveal for the push side mounting on the D4990? February 10, 2026 21:29 Updated Catalog FAQ's What is the max reveal for the push side mounting on the D4990? Answer 6 5/8" is the max reveal for the push side mount D4990. There is not a longer arm available for reveals greater than 6 5/8". Applies To D4990 Related to D4990 D4990T Related articles D4990 Low Energy Operator FAQ's What cylinder does the KR822 mullion use? EHD9000 Closer Templates and Installation Instructions