- APF-N3-2010Manifold valve CETOP3 with adjustable throttle valve unidirectional on "A"
- APF-N3-2020Block valve CETOP-3 with throttle valve unidirectional on branch "B"
- APF-N3-2030Block valve CETOP-3 with throttle valve unidirectional on branch "A" and on branch "B"
- APF-N5-2010Blocchetto Valvola CETOP-5 con Strozzatore Regolabile Unidirezionale su ramo "A"
- APF-N5-2020Blocchetto Valvola CETOP-5 con Strozzatore Regolabile Unidirezionale su ramo "B"
- APF-N5-2030Block for valve CETOP-5 with a adjustable throtter unidirectional on branch "A" and on branch "B"