Galvanized steel IRIS air volume control damper of the diaphragm type with pressure measuring points

Available in range from Ø80 up to Ø800 mm

• For air volume control and measurement in ventilation and air conditioning systems.
• The diaphragm valve ensures a perfect accordance between the diameter indication on the handle and the opening of the valve

• Galvanized steel

• Body and valve made of galvanized sheet steel
• Plastic regulating nut with plastic key
• Measuring point on either side of the valve for connection of manometer
• Sticker with selection graph, mentioning the air volume at the different opening positions of the valve and the according pressure level
• Flexible joints for air tightness when placed inside the duct

• To be mounted in between two ducts according to mounting instructions
• To be set on desired air volume according to set-table (joined with each damper)

• The air volume control dampers shall be of the circular diaphragm type, suitable for medium and high pressure systems. They shall be made of galvanized sheet steel
• ATC Type IRIS

IRIS 125

• IRIS : Type of damper
• 125 : Connection diameter