50XR4 IG
Page 2
If for some reason the opening . Ventilation Requirements Dimensions below are minimum required for design review and recommendations. Contact NEC for proper ventilation. www.necvisualsystems.com 50XR4 Page 2 of the opening needs to be covered, other means of ventilation will need to be covered or closed off at the front of 10 WALL 2" WALL 2" 2" WALL 2 " 2" NOTE: The ventilation space should not be incorporated into the design.
If for some reason the opening . Ventilation Requirements Dimensions below are minimum required for design review and recommendations. Contact NEC for proper ventilation. www.necvisualsystems.com 50XR4 Page 2 of the opening needs to be covered, other means of ventilation will need to be covered or closed off at the front of 10 WALL 2" WALL 2" 2" WALL 2 " 2" NOTE: The ventilation space should not be incorporated into the design.