Medium expansion foam nozzles. DF-7X Series

The Delta DF-7X is a lightweight and manoeuvrable low expansion foam nozzle. It is designed to operate at pressures between 3 and 10 bar. It is compatible even with fluorine-free foam concentrates and high viscosity foam concentrates.

The foam concentration can be mixed by means of a stainless steel tube and spatula or pre-mixed by means of a proportioner.

The DF-7X nozzle produces 225 lpm of flow at 5.5 bar, generating approximately 2300 lpm of final foam.

It is supplied in high visibility yellow or orange. In addition, an ergonomic spray gun can be added as an option. It is supplied as standard with a 2 ½” BSP inlet to which any adaptor can be added.


  • Materials: Anodised aluminium body with excellent corrosion resistance.
  • Foam selector: 3%, 6% or premix.
  • Control valve to close and open the fluid flow.
  • Optional gun.