In systems with limited space, where a combination of tied expansion joints is not possible, pressure balanced expansion joints are usually the best solution.
Pressure balanced expansion joints
Dimensions: DN 1219 and DN 1626 multi-ply
Design code: EN 14917
Design temperature: +300 / -10 °C
Design pressure: +0.50 / – 1 bar g
Test pressure: 0.9 bar g
Lateral expansion joint
Dimensions: DN 500 multi-ply
Design codes: EN 14917 and EN 13480
Certification: DGRL / PED
Design temperature: +300 / -10 °C
Design pressure: +3 / -1 bar g
Test pressure: 5.5 bar g