Doran L-1224 Light Tight Darkroom Louver for Pro-Lab Fans Vello HB-50 Using Clearstop will extend the

Using Clearstop will extend the life of your fixer and assure properly processed film and prints

The 2W RMS stereo speakers allow you to share audio with larger groups

Hand Controller

thanks to this spare or replacement POSR-053 Anti-Reflecting Ring for the PT-053 Underwater Housing

Doran L-1224 Light Tight Darkroom Louver for Pro-Lab Fans Vello HB-50 Using Clearstop will extend theEach 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