EXCT 3

Extract air valve for ceiling or wall installation

Easy installation
Large throttling range
High attenuation
Lockable adjustment
Bayonet fixing

Product Description

The mounting frame has a larger inner diameter than the connecting duct. The valve is turned in the bayonet socket in the mounting frame. See figure 1.

EXC		l/s
Size	25 dB(A)	30 dB(A)	35 dB(A)
100	23	29	35
125	35	41	50
160	58	70	85
200	71	81	92

Table data apply to fully open position for the cone.

*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m² room absorption area.

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