Did your new boat come with a floor fitted or is it a standard "open boat" (ie you stand on the bottom sheets)? If it came with a floor fitted, print a copy of
this take it to the place you bought it and insist they supply and install a 4000L/h (which normally ends up being the 1100gal/h pump people are referring to above). If its an open boat, then legally all it needs is a bucket and a motivated crew so you'll have to pay for it yourself but as everyone says anything less than the 1100gal/h isn't worth having.