Rect-to-round transition are used between rectangular and circular ducts. The rectangular connection has joining profiles type RJFP and the circular connection has Safe seal.
The rectangular connection is available with offsets as in the coded sketches.
Measures e and h only need to be given for alternative 6. Negative values for e, for example, mean that e is outside side a.
The Rect-to-round transition LORU can also be manufactured with other designs of the circular connection. It then changes name as follows:
LORNP: Transition with male coupling (without gasket)
LORMF: Transition with female coupling
The product is CE marked according to EN 12101-7 and used in a rectangular smoke control system - single compartment (see declaration of performance).