Doran L-1224 Light Tight Darkroom Louver for Pro-Lab Fans On-Stage MSA7040TB wind and general movement

wind and general movement

The main compartment is accessed via YKK zippers

and professional photographers

9 Filter Factor Up to 2 (1 stop)

82mm Front Filter Thread

Doran L-1224 Light Tight Darkroom Louver for Pro-Lab Fans On-Stage MSA7040TB wind and general movementEach Doran Light Tight Darkroom Louver is designed to supply just the right amount of air to a particular model exhaust fan. Note: exhaust fans work best in a darkroom equipped with fresh air supply louvers or some other kind of air supply. If there is no air supply to the darkroom the fan will be working against a vacuum and can do nothing. Dimensions 12" x 24" Construction Plastic metal. Area 288 square inches. Packaging Info Package Weight 6. 8 lb