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In-frame ventilators Acoustic Self-regulating units
EM A - Self-regulating units with noise suppression

EM A - Self-regulating units with noise suppression

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Description Packg. * Code
Window inlet kit
70 2214
EM A 22 + adapter L = 300 + GAP 125 70 2215
EM A 30 + adapter L = 300 + GAP 125 70 2230
Accessories
SC 125 EM A 22 m³/hour (Dn,e,w (Ctr) = 47 dB) 70 2228
SC 125 EM A 30 m³/hour (Dn,e,w (Ctr) = 47 dB) 70 2229
* packaged quantities are shown for information purposes – All items can be ordered singly

Dn,e,w (Ctr) 
  
        
   39dB 
 


Cut-out Ø125 mm




The EM A acoustic self-regulating air inlet fitted indoors in a through-wall configuration is made from white polystyrene. For installation in main rooms (living and bedroom) to supply air renewal in single flowrate forced ventilation systems.

Available in 22, 30 and 45 m³/h flowrates.

The GAP 125 louvre grille for the external wall is made from UV- and weather-resistant white polystyrene .

Drill the wall and seal in a steel sleeve Ø125mm (max ID Ø125, min ID Ø120) sloping slightly toward the exterior. On the outside, once the sealing is completed,

screw the adapter for the GAP 125 grille in place and clip the grille to it. Plug the air inlet into the duct.

Test reports CSTB VE-AC10-26030789

Acoustic insulation

Type Dn,e,w (C) Dn,e,w (Ctr)
EM A 22 + GAP 125 41 dB 39 dB

EM A 30 + GAP 125

41 dB 39 dB

EM A 45 + GAP 125

38 dB  37 dB

Sizing of air inlets: see general information tab