Bought a gerni kit and it came with this nozzle. Thought it was busted so bought a new nozzle. Same result. All other heads are good but as far as 'strong jet stream or wider pressure fan', i could fill my mouth with water and blow a stronger jet!Its odd because the swivel jet head on the same machine will close to strip concrete. Not an issue with the machine itself just a poor design on attachment.

To anyone buying this, or buying a new Gerni that includes this as part of the kit: Beware that this head so severely reduces flow and pressure, you will think the unit is defective!Seriously, I was about to return my Gerni to Bunnings after testing it (using this head) because my garden hose would be better than this thing. It's beyond me how this design ever got out the door at Gerni.As a last gasp before returning to Bunnings, I tested the included Gerni patio cleaner, and it had a *lot* of pressure, so I did a bit of tinkering: I installed a Gerni to 1/4" Quick Connect adapter and then tested the Gerni with an alternate QC spray head from my petrol machine, and it was very good! Problem solved! The Gerni unit was good, the patio head was good, the under-car ... MoreTo anyone buying this, or buying a new Gerni that includes this as part of the kit: Beware that this head so severely reduces flow and pressure, you will think the unit is defective!Seriously, I was about to return my Gerni to Bunnings after testing it (using this head) because my garden hose would be better than this thing. It's beyond me how this design ever got out the door at Gerni.As a last gasp before returning to Bunnings, I tested the included Gerni patio cleaner, and it had a *lot* of pressure, so I did a bit of tinkering: I installed a Gerni to 1/4" Quick Connect adapter and then tested the Gerni with an alternate QC spray head from my petrol machine, and it was very good! Problem solved! The Gerni unit was good, the patio head was good, the under-car 90deg Gerni head was good, BUT this Variable Spray Nozzle here is absolute garbage.