ADI-69-V-N/P: This unit has a straight tube that requires the tilt of the tube and the color of the ball to be MANUALLY changed each time the room pressure mode is changed. The... and changing of the ball each time the room pressure mode is changed. Model ADI-69-V-CURVE: This unit has a curved tube with the low point at the bottom of the tube which is located..., unlike the other models where the ball falls to the other side of the wall and is visible. Advantages: There is no need to manually change the tube or the ball each time the room...

to be in. Comparing this model to the Manually Switchable N/P Model: Advantages: There is no need to manually change the tube or the ball each time the room pressure mode changes. Possible... Direction Into or Out of Room) Great for Animal Facilities or Rooms that may be frequently switched between negative and positive pressure modes. The ADI-69-V-CURVE is a curved tube... and not a straight tube like the dedicated room models or the N/P model. The tube is curved with the low point at the bottom of the tube which is located in the wall. The unit uses...

Room Pressure Monitor Indicator Airflow Direction Negative or... AIRFLOW DIRECTION INCORPORATED Yes .... We Sell Direct ! MANUFACTURER OF THE ORIGINAL BALL-IN-THE-WALLROOM... PRESSURE MONITOR PATENT PENDING ...incorporating ADI'S BAULIN-TUBE Technology HOSPITALS: Isolation Rooms, Construction/Renovation Barriers, Operating Rooms & Pharmacy LABS: Vivariums... if indicator and room are operating properly. LIFETIME WARRANTY! PRODUCTS PRICING & ORDERING APPLICATIONS TECHNICAL RESOURCES * BALL-IN-THE-WALL is a registered trademark of Airflow...

. LIFETIME WARRANTY! PRODUCTS PRICING & ORDERING APPLICATIONS TECHNICAL RESOURCES * BALL-IN-THE-WALL is a registered trademark of Airflow Direction Incorporated, BAULIN-TUBE...Go To Our Homepage AIRFLOW DIRECTION INCORPORATED Yes .... We Sell Direct ! MANUFACTURER OF THE ORIGINAL BALL-IN-THE-WALLROOM PRESSURE MONITOR PATENT PENDING ...incorporating... ADI'S BAULIN-TUBE Technology HOSPITALS: Isolation Rooms, Construction/Renovation Barriers, Operating Rooms & Pharmacy LABS: Vivariums, Animal Resource Facilities, BSL2, BSL3...

principle as the Visual Only Unit with the added feature of a Photoeye alarm! You can still see the ball in the tube, hence visual indication. In addition, the ADI-69-V+A-series uses... relative to the ball & tube. Again, the nice feature of this is you can still see the ball in action! GO TO PAGE 3 of VISUAL PLUS ALARMS Airflow Direction Incorporated Toll Free Tel: (888) 334-4545 <> Toll Free Fax: (888) 257-3555 ... is you can still see the position of the ball yourself! PhotoModule with Optional Inside Security Plate This setup is the same as the standard photomodule configuration, except...