work2much wrote:
In the past I have just doubled up on the hardware by adding a second similar latch. I have also added magnetic latches in some cases like bath medicine cabinet.
Depending on how much of a project you want to make out of it there are better latching hardware like this concealed push knob lock you could install. This is what Host is using now.
Concealed push knob lock

That's similar to the style Northstar uses in their campers.
Sea Dog makes a marine version that's a little more salty, err expensive. :)