TWINAIR – Series F1 21

Double air valve, providing three functions: high flow rate air inlet/outlet  to protect the pipe and automatic suction control.

Applications :

• Water distribution networks
• Fire protection networks
• Irrigation networks
• Pumping station (transient state consult the technical department)

Product benefits :

• Body with internal enamel coating and external epoxy coating for excellent corrosion resistance
• Patented automatic device for cleaning The degassing orifice

Range :

• PFA 25 for DN 50 and 80
• PFA 16 for DN 100, 150 and 200

Technical data :

• ISO PN drilled flanges according to PFA (EN 1092-2 et ISO 7005-2 standards)                                                  
• Working temperature : +0°C to +60°C.                       
• Minimum sealing pressure 2 mWC
• Without stop cock (SRA)

Norms and certifications :

• ACS

Alternatives and options :

• Other pressures PFA25 and PFA40 on request
• Special designs, e.g. with protective screen, ventilation/draining lock, anti-hammer protection, etc., are available on request.

Guarantee :

• 5 years

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