There are two methods to prime filters where no water pressure is available.
Black berkey priming water filters.
Exclusive to berkey filters the prime rite is a new faucet priming kit designed to make priming the berkey fluoride filter faster easier.
Priming the black berkey elements saturates the filters with water prior to their use allowing for clean water production anywhere.
How to prime berkey filters with prime rite.
Purging is necessary.
The prime rite is included in the berkey maintenance kit.
The black berkey primer is an accessory which can be purchased separately however it cannot be used on fluoride filters.
The micro pores on the black berkey purification elements are extremely small in fact they are small enough to filter red food coloring out of water.
This berkey water filter video also discusse.
You can either follow the instructions below or purchase a berkey primer which makes priming in the field much easier.
The black berkey primer is a hand powered priming and purging bulb which allows you to prime your black filters without water pressure faster than the soak method.
The black berkey primer is a hand powered priming pump that makes it possible to prime black berkey elements easily without the need for faucets or hose connections.