50XM4 IG
Page 2
Contact NEC for proper ventilation. WALL 2" WALL 2" 2" WALL 2" 2" NOTE: The ventilation space should not be incorporated into the design. www.necvisualsystems.com 50XM4 Page 2 of the opening. Ventilation Requirements Dimensions below are minimum required for design review and recommendations. If for some reason the opening needs to be covered, other means of ventilation will need to be covered or closed off at the front of 2
Contact NEC for proper ventilation. WALL 2" WALL 2" 2" WALL 2" 2" NOTE: The ventilation space should not be incorporated into the design. www.necvisualsystems.com 50XM4 Page 2 of the opening. Ventilation Requirements Dimensions below are minimum required for design review and recommendations. If for some reason the opening needs to be covered, other means of ventilation will need to be covered or closed off at the front of 2