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).
RSD - S-piece
CPV - Plenum
RPRC - Transition piece, rectangular duct to circular surface
RTE - T-piece
RPRR - Transition piece, rectangular duct to flat surface
RFAR - Connection, vibration proof
RCA - Cap
RRB - Double branch
RC - Bend
RT - Straight duct
RDSR - S-piece - reducer
RRP - Y branch
RTR - T-piece - reducer
RR - Reducer
RCR - Reducing bend
RPA135 - Roof intake at 135°
CAP - Rainproof cap
RRL - Branch
RCSS - Transition piece, rectangular to circular
ATZ - Rectangular Silencer
RPAA - Roof intake
RTB - T-piece at 45°