The rectangular air intake (135°) 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).
RT - Straight duct
RRB - Double branch
RPRR - Transition piece, rectangular duct to flat surface
RPAA - Roof intake
CPV - Plenum
RPRC - Transition piece, rectangular duct to circular surface
RCR - Reducing bend
RC - Bend
RCA - Cap
RSD - S-piece
RTE - T-piece
CAP - Rainproof cap
RTR - T-piece - reducer
RPA45 - Wall intake at 45°
RRL - Branch
RTB - T-piece at 45°
RRP - Y branch
RFAR - Connection, vibration proof
RR - Reducer
RDSR - S-piece - reducer
ATZ - Rectangular Silencer
RCSS - Transition piece, rectangular to circular