The reducer is used as connection between pipes of different cross sections.
For standard duct dimensions, variants 1, 2, 3 and 4 can be used. Additional parameters f and e are available for defining non standard reducers. Supplied with flanged ends.
RPA135 - Roof intake at 135°
CAP - Rainproof cap
RCR - Reducing bend
RPRR - Transition piece, rectangular duct to flat surface
RTE - T-piece
RCA - Cap
CPV - Plenum
RTR - T-piece - reducer
RPRC - Transition piece, rectangular duct to circular surface
RPA45 - Wall intake at 45°
ATZ - Rectangular Silencer
RT - Straight duct
RRB - Double branch
RC - Bend
RRP - Y branch
RPAA - Roof intake
RRL - Branch
RFAR - Connection, vibration proof
RSD - S-piece
RCSS - Transition piece, rectangular to circular
RTB - T-piece at 45°
RDSR - S-piece - reducer