Valve KDPF Dimensions Description Valve for exhaust air. Designed for wall or ceiling mounting. Flat spring holders connect to socket VRGU, VRGL, VRGM, VRFUorVRFM. Materials and finish Material Plastic. Colour White RAL 9003. We reserve the right to make changes without prior notice

Valve KDPF 0d Diffuser Centre frequency Technical data Air flow, q [l/s] and [m1 2/h], total pressure drop, Apt [Pa], and A-weighted sound power level, Lwa [dB], for different settings, n [number of open holes], are shown in the graphs. Measurement of air flow Data is available in a separate brochure. Sound power level, LWok [dB], in octave bands is calculated as Lwa + Kok. Kok is found in the table below. 0d Valve Number Centre frequency nom mounted of open [Hz] We reserve the right to make changes without prior notice