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.
RTE - T-piece
RPAA - Roof intake
RPRR - Transition piece, rectangular duct to flat surface
RCR - Reducing bend
RPA135 - Roof intake at 135°
RPRC - Transition piece, rectangular duct to circular surface
RRP - Y branch
RRB - Double branch
RCA - Cap
CPV - Plenum
ATZ - Rectangular Silencer
RTR - T-piece - reducer
CAP - Rainproof cap
RTB - T-piece at 45°
RRL - Branch
RSD - S-piece
RCSS - Transition piece, rectangular to circular
RPA45 - Wall intake at 45°
RDSR - S-piece - reducer
RT - Straight duct
RC - Bend
RFAR - Connection, vibration proof