“Tricky to install the nozzle and long hose connections to the unit but you eventually get the hang of it. The pressure adjusting nozzle is practical and convenient. Don't expect 3600psi of water pressure but actually closer to 2900 psi for small to med size jobs especially cleaning grime off pavement pathways, car driveways and moss / algae build up on walls. So far no complaints but a delight to operate...”