Here is a full breakdown on the batteries. We have used as our battery bank. Includes charge cycles, discharge curves and more.
Her is the an/nzs standard for stand alone systems. Includes information on off the grid and tied to grid systems.
Here is a possible upgrade for mounting to the roof.
Roof Bracket - Corrugated
To fix the roof-mounted system onto a corrugated roof. The interlocking bolt is pre-fitted to the roof bracket with washer and M8 nut. The position of the roof rafters must be taken into account when fixing.
Stainless steel interlocking bolt
Stainless steel roof anchors
High mechanical load-bearing capacity
Easy to align mounting rails
2 roof brackets
2 interlocking bolts
2 M8 nuts