i would'nt swap a trolley for a van mount , i find it far quicker than van mount, was talking to a window cleaner a few weeks back who said he hated trolley and was goin to get a van mount no wonder he hated it he had'nt even thought about getting extra hose he was moving it for even every terraced house also on the back of said house's their is a step up into yard which he had to pull trolley up everytime because he did'nt have enough hose after 15 houses every month for 2 yrs i would be sick