Feeder installation FOR ALL OCCASIONS. Installation of feeder equipment: Orla loop and Gardner loop. The Orla loop is a very simple, effective sliding installation that is very sensitive thanks to the feeder. This installation can be used on all reservoirs and rivers, and the most important thing about this installation is that it does not get tangled. The Gardner loop is the rig that most feeders start with due to its ease of tying and effectiveness on the pond. Popular feeder montages are: inline, paternoster, Gardner loop, asymmetrical loop, asymmetrical loop, helicopter and two knots, symmetrical loop, Eagle loop.