The rectangular air intake (45°) is made of galvanized sheet steel and is used for both fresh air admission and for exhaust of foul air. Can be equipped from the factory with wire mesh (RPS) or anti-pest outdoor grille (GVA EX).
RRP - Y branch
RR - Reducer
RTB - T-piece at 45°
ATZ - Rectangular Silencer
RRB - Double branch
RRL - Branch
RPRR - Transition piece, rectangular duct to flat surface
RCSS - Transition piece, rectangular to circular
RPA135 - Roof intake at 135°
CAP - Rainproof cap
RDSR - S-piece - reducer
RFAR - Connection, vibration proof
RT - Straight duct
CPV - Plenum
RCA - Cap
RC - Bend
RSD - S-piece
RPAA - Roof intake
RTE - T-piece
RCR - Reducing bend
RTR - T-piece - reducer
RPRC - Transition piece, rectangular duct to circular surface